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<document id="C9BB9F26F2BD85EBBBB51BC954EC20F0" ID-CLB-Dataset="54348" ID-DOI="10.11646/zootaxa.5277.2.1" ID-GBIF-Dataset="83b6de69-6f04-4fa6-8c14-88d961694991" ID-ISSN="1175-5326" ID-Zenodo-Dep="7889695" ID-ZooBank="73ED69F3-3887-460D-86DE-C9F1302C8EC3" IM.bibliography_approvedBy="diego" IM.illustrations_approvedBy="felipe" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" IM.treatmentCitations_approvedBy="felipe" IM.treatments_approvedBy="diego" checkinTime="1683099613832" checkinUser="plazi" docAuthor="Kluge, Nikita, Srinivasan, Pandiarajan, Sivaruban, T., Barathy, S. &amp; Isack, Rajasekaran" docDate="2023" docId="03F487D0A3664D57A2DBFC8DFB4BEA7D" docLanguage="en" docName="zootaxa.5277.2.1.pdf" docOrigin="Zootaxa 5277 (2)" docSource="http://dx.doi.org/10.11646/zootaxa.5277.2.1" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Baetis (Tenuibaetis) frequentus Muller-Liebenau &amp; Hubbard 1985" docType="treatment" docVersion="7" lastPageNumber="226" masterDocId="FFCDFFA8A3764D4EA24CFFD4FFABE864" masterDocTitle="Contribution to the knowledge of the subgenus Tenuibaetis Kang &amp; Yang 1994 (Ephemeroptera, Baetidae, Baetis s. l.)" masterLastPageNumber="258" masterPageNumber="201" pageNumber="217" updateTime="1699515210632" updateUser="ExternalLinkService" zenodo-license-document="CLOSED">
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<mods:title id="CDD0028BBCA1EE210B1256E78D74E7C2">Contribution to the knowledge of the subgenus Tenuibaetis Kang &amp; Yang 1994 (Ephemeroptera, Baetidae, Baetis s. l.)</mods:title>
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3.
<taxonomicName id="4C5D4D45A3664D5EA2F9FC8DFC43EB17" ID-CoL="KCY9" authority="Muller-Liebenau &amp; Hubbard 1985" authorityName="Muller-Liebenau &amp; Hubbard" authorityYear="1985" box="[181,1000,857,884]" class="Insecta" family="Baetidae" genus="Baetis" kingdom="Animalia" order="Ephemeroptera" pageId="16" pageNumber="217" phylum="Arthropoda" rank="species" species="frequentus" subGenus="Tenuibaetis">
<emphasis id="B929EAD4A3664D5EA2F9FC8DFEABEB17" bold="true" box="[181,256,857,883]" italics="true" pageId="16" pageNumber="217">Baetis</emphasis>
(
<emphasis id="B929EAD4A3664D5EA35DFC8DFE37EB10" bold="true" box="[273,412,857,884]" italics="true" pageId="16" pageNumber="217">Tenuibaetis</emphasis>
)
<emphasis id="B929EAD4A3664D5EA3E1FC8DFD84EB17" bold="true" box="[429,559,857,883]" italics="true" pageId="16" pageNumber="217">frequentus</emphasis>
<bibRefCitation id="EFCC4B37A3664D5EA07BFC8DFC43EB17" author="Muller-Liebenau, I. &amp; Hubbard, M. D." box="[567,1000,857,883]" pageId="16" pageNumber="217" pagination="537 - 561" refId="ref19053" refString="Muller-Liebenau, I. &amp; Hubbard, M. D. (1985) Baetidae from Sri Lanka with some general remarks on the Baetidae of the Oriental Region (Insecta: Ephemeroptera). Florida Entomologist, 68 (4), 537 - 561. https: // doi. org / 10.2307 / 3494855" type="journal article" year="1985">Müller-Liebenau &amp; Hubbard 1985</bibRefCitation>
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<paragraph id="8BE236C6A3664D5EA2DBFCA9FED0EBF3" blockId="16.[151,1000,857,920]" box="[151,379,893,920]" pageId="16" pageNumber="217">
(
<figureCitation id="13662A43A3664D5EA2D3FCA9FEB9EBFC" box="[159,274,893,920]" captionStart-0="FIGURES 512" captionStart-1="FIGURES 1321" captionStartId-0="4.[151,264,1843,1867]" captionStartId-1="5.[151,264,1840,1864]" captionTargetBox-0="[151,1435,181,1820]" captionTargetBox-1="[151,1436,181,1816]" captionTargetId-0="figure-36@4.[151,1435,181,1820]" captionTargetId-1="figure-19@5.[151,1436,181,1816]" captionTargetPageId-0="4" captionTargetPageId-1="5" captionText-0="FIGURES 512. Pseudo-bifurcate setae of Baetis (Tenuibaetis) frequentus from India. 58, pseudo-bifurcate setae on outer side of tibia (7, with hirudiform seta); 910, pseudo-bifurcate setae on outer side of tibia (view in profile, in transmitted light); 1112, pseudo-bifurcate setae on anterior side of femur (surface view, in transmitted light)." captionText-1="FIGURES 1321. Imaginal hind wings and larval protoptera (under the same magnification). 1314, female Baetis (Tenuibaetis) frequentus from India; 1517, male B. (T.) octomaculatus sp. n.; 1819, female of same species; 2021, male B. (T.) bialatus sp. n. (13, 15, 20, metathorax of imago with hind wing; 14, 21, larval exuviae of metanotum; 16, 18, hind wing of imago; 17, 19, cuticle from metathorax of larva ready to molt to subimago, with subimaginal wing inside protopteron: crumpled on Fig. 17, non-crumpled on Fig. 19)." figureDoi-0="http://doi.org/10.5281/zenodo.7889701" figureDoi-1="http://doi.org/10.5281/zenodo.7889705" httpUri-0="https://zenodo.org/record/7889701/files/figure.png" httpUri-1="https://zenodo.org/record/7889705/files/figure.png" pageId="16" pageNumber="217">Figs 514</figureCitation>
,
<figureCitation id="13662A43A3664D5EA352FCA9FEDFEBF3" box="[286,372,893,919]" captionStart-0="FIGURES 6068" captionStart-1="FIGURES 6977" captionStart-2="FIGURES 7882" captionStart-3="FIGURES 8388" captionStart-4="FIGURES 8991" captionStart-5="FIGURES 92101" captionStart-6="FIGURES 102111" captionStart-7="FIGURES 112115" captionStart-8="FIGURES 116124" captionStartId-0="17.[151,264,1969,1993]" captionStartId-1="18.[151,264,1844,1868]" captionStartId-2="19.[151,264,1554,1578]" captionStartId-3="20.[151,264,1838,1862]" captionStartId-4="21.[151,264,1539,1563]" captionStartId-5="22.[151,264,1946,1970]" captionStartId-6="23.[151,264,1841,1865]" captionStartId-7="24.[151,264,1718,1742]" captionStartId-8="25.[151,264,1921,1945]" captionTargetBox-0="[151,1436,309,1945]" captionTargetBox-1="[151,1425,181,1820]" captionTargetBox-2="[158,1430,189,1531]" captionTargetBox-3="[151,1436,181,1815]" captionTargetBox-4="[164,1423,181,1503]" captionTargetBox-5="[162,1428,309,1923]" captionTargetBox-6="[151,1431,185,1816]" captionTargetBox-7="[151,1436,705,1694]" captionTargetBox-8="[224,1363,561,1898]" captionTargetId-0="figure-76@17.[151,1436,309,1945]" captionTargetId-1="figure-36@18.[151,1436,181,1820]" captionTargetId-2="figure-19@19.[158,1430,181,1531]" captionTargetId-3="figure-36@20.[151,1436,181,1815]" captionTargetId-4="figure-19@21.[164,1423,181,1515]" captionTargetId-5="figure-90@22.[159,1428,309,1923]" captionTargetId-6="figure-19@23.[151,1435,181,1817]" captionTargetId-7="figure-271@24.[151,1436,705,1695]" captionTargetId-8="figure-224@25.[224,1363,561,1898]" captionTargetPageId-0="17" captionTargetPageId-1="18" captionTargetPageId-2="19" captionTargetPageId-3="20" captionTargetPageId-4="21" captionTargetPageId-5="22" captionTargetPageId-6="23" captionTargetPageId-7="24" captionTargetPageId-8="25" captionText-0="FIGURES 6068. Baetis (Tenuibaetis) frequentus from Sri Lanka, larval exuviae. 60, abdomen; 61, fore leg; 62, hind leg; 63, half of pronotum and mesonotum; 6468, such details of other individuals." captionText-1="FIGURES 6977. Baetis (Tenuibaetis) frequentus, larval exuviae. 6975, from India (6974, at one magnification): 69, head; 7072, fore, middle and hind legs; 73, abdomen; 74, half of pronotum and mesonotum, 75, femur of dark individual. 7677, posterior margin of abdominal tergum VI of two individuals from Haputale (Sri Lanka)." captionText-2="FIGURES 7882. Baetis (Tenuibaetis) frequentus, larvae from India. 7879, left and right mandibles with mandibles of next instar developing inside; 8081, labrum of two individuals; 82, labium." captionText-3="FIGURES 8388. Baetis (Tenuibaetis) frequentus from Sri Lanka, setae on anterior side of femur. 83, pseudo-bifurcate setae and one long two-channel seta in individual from Sri Pada; 8485, fore and middle femora of another individual from Sri Pada, with all setae clavate and two-channel; 86, enlarged fragment of fore femur of the same individual; 8788, hind femur of individual from Haputale, with all setae short and pseudo-bifurcate." captionText-4="FIGURES 8991. Baetis (Tenuibaetis) frequentus from India. 8990, apex of femur and tibia of fore leg; 91, apex of femur and base of tibia of hind leg. Abbreviations: 2-can, two-channel seta; ant-ap, anterior-apical margin of femur; hirud, hirudiform seta; ps-bi, pseudo-bifurcate seta; sq, scale." captionText-5="FIGURES 92101. Baetis (Tenuibaetis) frequentus from Sri Lanka. 92, female imago; 9394, male imago from Sri Pada and its fore leg; 9598, fore leg, head, abdomen and genitalia of male imago from Haputale; 99101, male imago from Uma, its fore leg and genitalia." captionText-6="FIGURES 102111. Baetis (Tenuibaetis) frequentus from India. 102109, male imago and its subimaginal exuviae: 102, head and thorax; 103, abdomen; 104, exuviae of subimaginal half of mesonotum; 105106, fore and middle legs; 107108, their subimaginal exuviae; 109, hind wing. 110111, female imago and its hind wing." captionText-7="FIGURES 112115. Baetis (Tenuibaetis) frequentus from India, genitalia of male imago. Abbreviations: gv, gonovectus; m.gv, muscle of gonovectis; s.s, vestige of unpaired sterno-styligeral muscle." captionText-8="FIGURES 116124. Baetis (Tenuibaetis) frequentus (holotype of Indobaetis michaelohubbardi). 116, labrum; 117118, left and right mandibles; 119, maxilla; 120, hypopharynx with superlinguae; 121122, labium; 123, abdominal tergum with tergalius; 124, leg." figureDoi-0="http://doi.org/10.5281/zenodo.7889735" figureDoi-1="http://doi.org/10.5281/zenodo.7889739" figureDoi-2="http://doi.org/10.5281/zenodo.7889743" figureDoi-3="http://doi.org/10.5281/zenodo.7889747" figureDoi-4="http://doi.org/10.5281/zenodo.7889749" figureDoi-5="http://doi.org/10.5281/zenodo.7889751" figureDoi-6="http://doi.org/10.5281/zenodo.7889755" figureDoi-7="http://doi.org/10.5281/zenodo.7889757" figureDoi-8="http://doi.org/10.5281/zenodo.7889759" httpUri-0="https://zenodo.org/record/7889735/files/figure.png" httpUri-1="https://zenodo.org/record/7889739/files/figure.png" httpUri-2="https://zenodo.org/record/7889743/files/figure.png" httpUri-3="https://zenodo.org/record/7889747/files/figure.png" httpUri-4="https://zenodo.org/record/7889749/files/figure.png" httpUri-5="https://zenodo.org/record/7889751/files/figure.png" httpUri-6="https://zenodo.org/record/7889755/files/figure.png" httpUri-7="https://zenodo.org/record/7889757/files/figure.png" httpUri-8="https://zenodo.org/record/7889759/files/figure.png" pageId="16" pageNumber="217">60124</figureCitation>
)
</paragraph>
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<treatmentCitation id="0AFC10D7A3664D5EA2DBFC68FD75EBB7" author="Muller-Liebenau, I. &amp; Hubbard, M. D." box="[151,734,955,979]" page="539" pageId="16" pageNumber="217" year="1985">
<taxonomicName id="4C5D4D45A3664D5EA2DBFC68FD75EBB7" ID-CoL="KCY9" authority="Muller-Liebenau &amp; Hubbard 1985: 539" authorityName="Muller-Liebenau &amp; Hubbard" authorityPageNumber="539" authorityYear="1985" box="[151,734,955,979]" class="Insecta" family="Baetidae" genus="Baetis" kingdom="Animalia" order="Ephemeroptera" pageId="16" pageNumber="217" phylum="Arthropoda" rank="species" species="frequentus">
<emphasis id="B929EAD4A3664D5EA2DBFC68FEECEBB7" box="[151,327,955,979]" italics="true" pageId="16" pageNumber="217">Baetis frequentus</emphasis>
<bibRefCitation id="EFCC4B37A3664D5EA301FC6FFD75EBB7" author="Muller-Liebenau, I. &amp; Hubbard, M. D." box="[333,734,955,979]" pageId="16" pageNumber="217" pagination="537 - 561" refId="ref19053" refString="Muller-Liebenau, I. &amp; Hubbard, M. D. (1985) Baetidae from Sri Lanka with some general remarks on the Baetidae of the Oriental Region (Insecta: Ephemeroptera). Florida Entomologist, 68 (4), 537 - 561. https: // doi. org / 10.2307 / 3494855" type="journal article" year="1985">Müller-Liebenau &amp; Hubbard 1985: 539</bibRefCitation>
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(larva).
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</paragraph>
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<taxonomicName id="4C5D4D45A3664D5EA2DBFC0EFE6AEB96" ID-CoL="3PMXM" authorityName="Kumar, Sundar &amp; Sivaramakrishnan" authorityYear="2012" box="[151,449,986,1010]" class="Insecta" family="Baetidae" genus="Indobaetis" kingdom="Animalia" order="Ephemeroptera" pageId="16" pageNumber="217" phylum="Arthropoda" rank="species" species="michaelohubbardi">
<emphasis id="B929EAD4A3664D5EA2DBFC0EFE6AEB96" box="[151,449,986,1010]" italics="true" pageId="16" pageNumber="217">Indobaetis michaelohubbardi</emphasis>
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Selva-kumar, Sundar, &amp; Sivaramakrishnan 2012: 127 (larva),
<emphasis id="B929EAD4A3664D5EA670FC0EFBD7EB96" bold="true" box="[1084,1148,986,1010]" pageId="16" pageNumber="217">syn.n.</emphasis>
</paragraph>
<paragraph id="8BE236C6A3664D5EA2DBFC2DFCCFEC74" blockId="16.[151,1148,955,1041]" box="[151,868,1016,1041]" pageId="16" pageNumber="217">
<treatmentCitationGroup id="AB4D11E8A3664D5EA2DBFC2DFCCFEC74" box="[151,868,1016,1041]" pageId="16" pageNumber="217">
<treatmentCitation id="0AFC10D7A3664D5EA2DBFC2DFCCBEC74" author="Kluge, N. J. &amp; Novikova, E. A." box="[151,864,1016,1041]" page="215" pageId="16" pageNumber="217" year="2014">
<taxonomicName id="4C5D4D45A3664D5EA2DBFC2DFCCBEC74" authority=": Kluge &amp; Novikova 2014: 215" authorityName=": Kluge &amp; Novikova" authorityPageNumber="215" authorityYear="2014" box="[151,864,1016,1041]" class="Insecta" family="Baetidae" genus="Baetis" kingdom="Animalia" order="Ephemeroptera" pageId="16" pageNumber="217" phylum="Arthropoda" rank="species" species="michaelohubbardi" subGenus="Tenuibaetis">
<emphasis id="B929EAD4A3664D5EA2DBFC2DFF7DEC74" box="[151,214,1017,1040]" italics="true" pageId="16" pageNumber="217">Baetis</emphasis>
(
<emphasis id="B929EAD4A3664D5EA2A9FC2CFEF2EC74" box="[229,345,1016,1040]" italics="true" pageId="16" pageNumber="217">Tenuibaetis</emphasis>
)
<emphasis id="B929EAD4A3664D5EA324FC2CFD8AEC74" box="[360,545,1016,1040]" italics="true" pageId="16" pageNumber="217">michaelohubbardi</emphasis>
:
<bibRefCitation id="EFCC4B37A3664D5EA062FC2CFCCBEC74" author="Kluge, N. J. &amp; Novikova, E. A." box="[558,864,1016,1041]" pageId="16" pageNumber="217" pagination="209 - 236" refId="ref18518" refString="Kluge, N. J. &amp; Novikova, E. A. (2014) Systematics of Indobaetis Muller-Liebenau &amp; Morihara 1982, and related implications for some other Baetidae genera (Ephemeroptera). Zootaxa, 3835 (2), 209 - 236. https: // doi. org / 10.11646 / zootaxa. 3835.2.3" type="journal article" year="2014">Kluge &amp; Novikova 2014: 215</bibRefCitation>
</taxonomicName>
</treatmentCitation>
.
</treatmentCitationGroup>
</paragraph>
</subSubSection>
<subSubSection id="C347654DA3664D56A2DBFBECFC71E979" lastPageId="24" lastPageNumber="225" pageId="16" pageNumber="217" type="materials_examined">
<paragraph id="8BE236C6A3664D5EA2DBFBECFC6CECFE" blockId="16.[151,1437,1080,2043]" pageId="16" pageNumber="217">
<emphasis id="B929EAD4A3664D5EA2DBFBECFED1EC36" bold="true" box="[151,378,1080,1106]" pageId="16" pageNumber="217">Material examined</emphasis>
(
<collectionCode id="ED4CAE03A3664D5EA3C5FBECFE16EC36" box="[393,445,1080,1106]" country="Russia" httpUri="http://grbio.org/cool/z2y8-2jfr" name="Russian Academy of Sciences, Zoological Institute, Zoological Museum" pageId="16" pageNumber="217" type="Museum">ZIN</collectionCode>
).
<materialsCitation id="3B353C9BA3664D5EA39CFBECFB20EC12" ID-GBIF-Occurrence="4098988315" collectingDate="2016-01-29" collectingDateMax="2016-02-03" collectingDateMin="2016-01-29" collectorName="N. Kluge &amp; L. Sheyko" country="India" county="Palni Hills" location="Levinge" municipality="Kodaikanal" pageId="16" pageNumber="217" specimenCount="25" specimenCount-female="1" specimenCount-larva="24" stateProvince="Tamil Nadu">
<collectingCountry id="F34A7656A3664D5EA39CFBECFDB4EC36" box="[464,543,1080,1106]" name="India" pageId="16" pageNumber="217">INDIA</collectingCountry>
:
<collectingRegion id="4999F824A3664D5EA062FBECFD5BEC37" box="[558,752,1080,1107]" country="India" name="Tamil Nadu" pageId="16" pageNumber="217">Tamil Nadu state</collectingRegion>
,
<collectingCounty id="62834E4AA3664D5EA0B7FBECFCD9EC36" box="[763,882,1080,1106]" pageId="16" pageNumber="217">Palni Hills</collectingCounty>
near
<collectingMunicipality id="6B86ACBCA3664D5EA1FDFBECFB9EEC36" box="[945,1077,1080,1106]" pageId="16" pageNumber="217">Kodaikanal</collectingMunicipality>
,
<location id="8E82601DA3664D5EA60CFBECFB37EC36" LSID="urn:lsid:plazi:treatment:03F487D0A3664D57A2DBFC8DFB4BEA7D:8E82601DA3664D5EA60CFBECFB37EC36" box="[1088,1180,1080,1106]" country="India" county="Palni Hills" municipality="Kodaikanal" name="Levinge" pageId="16" pageNumber="217" stateProvince="Tamil Nadu">Levinge</location>
stream downstream of
<location id="8E82601DA3664D5EA2DBFB89FE9CEC13" LSID="urn:lsid:plazi:treatment:03F487D0A3664D57A2DBFC8DFB4BEA7D:8E82601DA3664D5EA2DBFB89FE9CEC13" box="[151,311,1117,1143]" country="India" county="Palni Hills" municipality="Kodaikanal" name="Pamparpuram" pageId="16" pageNumber="217" stateProvince="Tamil Nadu">Pamparpuram</location>
,
<date id="FFE31006A3664D5EA30EFB88FE4DEC12" box="[322,486,1116,1142]" pageId="16" pageNumber="217" value="2016-01-29" valueMax="2016-02-03" valueMin="2016-01-29">
<collectingDate id="EFA7E9EEA3664D5EA30EFB88FE4DEC12" box="[322,486,1116,1142]" pageId="16" pageNumber="217" value="2016-01-29" valueMax="2016-02-03" valueMin="2016-01-29">29.I3.II.2016</collectingDate>
</date>
, coll.
<collectorName id="26A85310A3664D5EA066FB89FD3BEC12" box="[554,656,1116,1143]" pageId="16" pageNumber="217">N. Kluge</collectorName>
&amp;
<collectorName id="26A85310A3664D5EA0F8FB89FC87EC12" box="[692,812,1116,1143]" pageId="16" pageNumber="217">L. Sheyko</collectorName>
: 1 L-S-I♁, 1 L-S-I
<specimenCount id="9D5BFD4FA3664D5EA64AFB88FBBFEC12" box="[1030,1044,1116,1142]" pageId="16" pageNumber="217" type="female"></specimenCount>
,
<specimenCount id="9D5BFD4FA3664D5EA66CFB88FB20EC12" box="[1056,1163,1116,1142]" pageId="16" pageNumber="217" type="larva">24 larvae</specimenCount>
</materialsCitation>
;
<materialsCitation id="3B353C9BA3664D5EA6DBFB88FC68ECFE" ID-GBIF-Occurrence="4098988326" collectingDate="2016-02-05" collectorName="N. Kluge &amp; L. Sheyko" country="India" location="Perumal Malai" municipality="river Palar" pageId="16" pageNumber="217" specimenCount="8" specimenCount-larva="8" stateProvince="Tamil Nadu state">
<collectingMunicipality id="6B86ACBCA3664D5EA6DBFB88FAA6EC12" box="[1175,1293,1116,1142]" pageId="16" pageNumber="217">river Palar</collectingMunicipality>
downstream
<location id="8E82601DA3664D5EA2DBFB54FEEBECFE" LSID="urn:lsid:plazi:treatment:03F487D0A3664D57A2DBFC8DFB4BEA7D:8E82601DA3664D5EA2DBFB54FEEBECFE" box="[151,320,1152,1178]" country="India" municipality="river Palar" name="Perumal Malai" pageId="16" pageNumber="217" stateProvince="Tamil Nadu state">Perumal Malai</location>
,
<date id="FFE31006A3664D5EA307FB54FE1FECFF" box="[331,436,1152,1179]" pageId="16" pageNumber="217" value="2016-02-05">
<collectingDate id="EFA7E9EEA3664D5EA307FB54FE1FECFF" box="[331,436,1152,1179]" pageId="16" pageNumber="217" value="2016-02-05">5.II.2016</collectingDate>
</date>
, coll.
<collectorName id="26A85310A3664D5EA3BBFB55FDF5ECFE" box="[503,606,1152,1179]" pageId="16" pageNumber="217">N. Kluge</collectorName>
&amp;
<collectorName id="26A85310A3664D5EA0CEFB55FD52ECFE" box="[642,761,1152,1179]" pageId="16" pageNumber="217">L. Sheyko</collectorName>
: 1 L-S♁,
<specimenCount id="9D5BFD4FA3664D5EA12AFB54FC68ECFE" box="[870,963,1152,1178]" pageId="16" pageNumber="217" type="larva">8 larvae</specimenCount>
</materialsCitation>
.
</paragraph>
<paragraph id="8BE236C6A3664D5EA28BFB70FB35EDF2" blockId="16.[151,1437,1080,2043]" pageId="16" pageNumber="217">
<materialsCitation id="3B353C9BA3664D5EA28BFB70FC96EC80" ID-GBIF-Occurrence="4098988323" collectingDate="2011-01-14" collectingDateMax="2011-01-15" collectingDateMin="2011-01-14" collectorName="N. Kluge &amp; L. Sheyko" country="Sri Lanka" location="Randenigala" municipality="river Uma" pageId="16" pageNumber="217" specimenCount="1" stateProvince="Uva">
<collectingCountry id="F34A7656A3664D5EA28BFB70FEF7ECDA" box="[199,348,1188,1214]" name="Sri Lanka" pageId="16" pageNumber="217">SRI LANKA</collectingCountry>
: boundary between
<collectingRegion id="4999F824A3664D5EA00CFB71FD73ECDA" box="[576,728,1188,1215]" country="Sri Lanka" name="Uva" pageId="16" pageNumber="217">Uva province</collectingRegion>
and Central province, tributary of
<collectingMunicipality id="6B86ACBCA3664D5EA613FB70FB7AECDB" box="[1119,1233,1188,1215]" pageId="16" pageNumber="217">river Uma</collectingMunicipality>
near
<location id="8E82601DA3664D5EA75CFB70FA37ECDA" LSID="urn:lsid:plazi:treatment:03F487D0A3664D57A2DBFC8DFB4BEA7D:8E82601DA3664D5EA75CFB70FA37ECDA" box="[1296,1436,1188,1214]" country="Sri Lanka" municipality="river Uma" name="Randenigala" pageId="16" pageNumber="217" stateProvince="Uva">Randenigala</location>
dam,
<date id="FFE31006A3664D5EA294FB1CFEC5EC87" box="[216,366,1224,1251]" pageId="16" pageNumber="217" value="2011-01-14" valueMax="2011-01-15" valueMin="2011-01-14">
<collectingDate id="EFA7E9EEA3664D5EA294FB1CFEC5EC87" box="[216,366,1224,1251]" pageId="16" pageNumber="217" value="2011-01-14" valueMax="2011-01-15" valueMin="2011-01-14">1415.I.2011</collectingDate>
</date>
, coll.
<collectorName id="26A85310A3664D5EA3FBFB1DFD8BEC86" box="[439,544,1224,1251]" pageId="16" pageNumber="217">N. Kluge</collectorName>
&amp;
<collectorName id="26A85310A3664D5EA006FB1DFD68EC86" box="[586,707,1224,1251]" pageId="16" pageNumber="217">L. Sheyko</collectorName>
: 3 L-S-I♁
</materialsCitation>
;
<materialsCitation id="3B353C9BA3664D5EA100FB1DFA33ED62" ID-GBIF-Occurrence="4098988306" collectingDate="2011-01-15" collectingDateMax="2011-01-23" collectingDateMin="2011-01-15" collectorName="N. Kluge &amp; L. Sheyko" country="Sri Lanka" county="Badulla district" location="river Lemastota Oya" municipality="Haputale Forest" pageId="16" pageNumber="217" specimenCount="1" specimenCount-female="1" stateProvince="Uva">
<collectingRegion id="4999F824A3664D5EA100FB1DFC42EC86" box="[844,1001,1224,1251]" country="Sri Lanka" name="Uva" pageId="16" pageNumber="217">Uva province</collectingRegion>
,
<collectingCounty id="62834E4AA3664D5EA1BAFB1CFB03EC86" box="[1014,1192,1224,1250]" pageId="16" pageNumber="217">Badulla district</collectingCounty>
,
<collectingMunicipality id="6B86ACBCA3664D5EA6F9FB1CFAC1EC87" box="[1205,1386,1224,1251]" pageId="16" pageNumber="217">Haputale Forest</collectingMunicipality>
and
<location id="8E82601DA3664D5EA2DBFB38FE2BED62" LSID="urn:lsid:plazi:treatment:03F487D0A3664D57A2DBFC8DFB4BEA7D:8E82601DA3664D5EA2DBFB38FE2BED62" box="[151,384,1260,1287]" country="Sri Lanka" county="Badulla district" municipality="Haputale Forest" name="river Lemastota Oya" pageId="16" pageNumber="217" stateProvince="Uva">river Lemastota Oya</location>
,
<date id="FFE31006A3664D5EA3C7FB38FD89ED63" box="[395,546,1260,1287]" pageId="16" pageNumber="217" value="2011-01-15" valueMax="2011-01-23" valueMin="2011-01-15">
<collectingDate id="EFA7E9EEA3664D5EA3C7FB38FD89ED63" box="[395,546,1260,1287]" pageId="16" pageNumber="217" value="2011-01-15" valueMax="2011-01-23" valueMin="2011-01-15">1523.I.2011</collectingDate>
</date>
, coll.
<collectorName id="26A85310A3664D5EA02AFB39FD67ED62" box="[614,716,1260,1287]" pageId="16" pageNumber="217">N. Kluge</collectorName>
&amp;
<collectorName id="26A85310A3664D5EA0BCFB39FCCCED62" box="[752,871,1260,1287]" pageId="16" pageNumber="217">L. Sheyko</collectorName>
: 12 L-S-I♁, 3 L-S♁, 8 L-S-I
<specimenCount id="9D5BFD4FA3664D5EA6FDFB38FB14ED62" box="[1201,1215,1260,1286]" pageId="16" pageNumber="217" type="female"></specimenCount>
, 3 L-S
<specimenCount id="9D5BFD4FA3664D5EA75EFB38FA8AED62" box="[1298,1313,1260,1286]" pageId="16" pageNumber="217" type="female"></specimenCount>
,
<specimenCount id="9D5BFD4FA3664D5EA761FB38FA33ED62" box="[1325,1432,1260,1286]" pageId="16" pageNumber="217" type="larva">68 larvae</specimenCount>
</materialsCitation>
;
<materialsCitation id="3B353C9BA3664D5EA2DBFAC4FDA7ED2A" ID-GBIF-Occurrence="4098988313" collectingDate="2020-01-15" collectingDateMax="2020-01-26" collectingDateMin="2020-01-15" collectorName="N. Kluge &amp; L. Sheyko" country="Sri Lanka" county="Ratnapura District" location="river Belihul" municipality="Belihuloya" pageId="16" pageNumber="217" specimenCount="2" specimenCount-larva="2" stateProvince="Sabaragamuwa">
<collectingRegion id="4999F824A3664D5EA2DBFAC4FE1AED4E" box="[151,433,1296,1322]" country="Sri Lanka" name="Sabaragamuwa" pageId="16" pageNumber="217">Sabaragamuwa Province</collectingRegion>
,
<collectingCounty id="62834E4AA3664D5EA3F3FAC5FD39ED4E" box="[447,658,1296,1323]" pageId="16" pageNumber="217">Ratnapura District</collectingCounty>
,
<collectingMunicipality id="6B86ACBCA3664D5EA0D3FAC4FCB6ED4E" box="[671,797,1296,1322]" pageId="16" pageNumber="217">Belihuloya</collectingMunicipality>
,
<location id="8E82601DA3664D5EA166FAC4FC11ED4E" LSID="urn:lsid:plazi:treatment:03F487D0A3664D57A2DBFC8DFB4BEA7D:8E82601DA3664D5EA166FAC4FC11ED4E" box="[810,954,1296,1322]" country="Sri Lanka" county="Ratnapura District" municipality="Belihuloya" name="river Belihul" pageId="16" pageNumber="217" stateProvince="Sabaragamuwa">river Belihul</location>
oya and
<location id="8E82601DA3664D5EA66BFAC4FB2FED4E" LSID="urn:lsid:plazi:treatment:03F487D0A3664D57A2DBFC8DFB4BEA7D:8E82601DA3664D5EA66BFAC4FB2FED4E" box="[1063,1156,1296,1322]" country="Sri Lanka" county="Ratnapura District" municipality="Belihuloya" name="Kirikatu" pageId="16" pageNumber="217" stateProvince="Sabaragamuwa">Kirikatu</location>
oya,
<date id="FFE31006A3664D5EA68AFAC4FAF6ED4F" box="[1222,1373,1296,1323]" pageId="16" pageNumber="217" value="2020-01-15" valueMax="2020-01-26" valueMin="2020-01-15">
<collectingDate id="EFA7E9EEA3664D5EA68AFAC4FAF6ED4F" box="[1222,1373,1296,1323]" pageId="16" pageNumber="217" value="2020-01-15" valueMax="2020-01-26" valueMin="2020-01-15">1526.I.2020</collectingDate>
</date>
, coll.
<collectorName id="26A85310A3664D5EA2DBFAE1FF54ED2A" box="[151,255,1332,1359]" pageId="16" pageNumber="217">N. Kluge</collectorName>
&amp;
<collectorName id="26A85310A3664D5EA36BFAE1FE0BED2A" box="[295,416,1332,1359]" pageId="16" pageNumber="217">L. Sheyko</collectorName>
:
<specimenCount id="9D5BFD4FA3664D5EA3E1FAE0FDA7ED2A" box="[429,524,1332,1358]" pageId="16" pageNumber="217" type="larva">2 larvae</specimenCount>
</materialsCitation>
;
<materialsCitation id="3B353C9BA3664D5EA055FAE0FB37ED16" ID-GBIF-Occurrence="4098988303" collectingDate="2020-02-02" collectingDateMax="2020-02-10" collectingDateMin="2020-02-02" collectionCode="II" collectorName="N. Kluge &amp; L. Sheyko" country="Sri Lanka" county="Dalhausie" location="Adam's Peak" municipality="Sri Pada" pageId="16" pageNumber="217" specimenCount="1" specimenCount-female="1" stateProvince="Sabaragamuwa">
<collectingRegion id="4999F824A3664D5EA055FAE0FC98ED2A" box="[537,819,1332,1358]" country="Sri Lanka" name="Sabaragamuwa" pageId="16" pageNumber="217">Sabaragamuwa Province</collectingRegion>
,
<collectingCounty id="62834E4AA3664D5EA10CFAE0FC1BED2A" box="[832,944,1332,1358]" pageId="16" pageNumber="217">Dalhausie</collectingCounty>
near
<collectingMunicipality id="6B86ACBCA3664D5EA1BEFAE0FBF9ED2A" box="[1010,1106,1332,1358]" pageId="16" pageNumber="217">Sri Pada</collectingMunicipality>
(
<location id="8E82601DA3664D5EA62FFAE0FB54ED2A" LSID="urn:lsid:plazi:treatment:03F487D0A3664D57A2DBFC8DFB4BEA7D:8E82601DA3664D5EA62FFAE0FB54ED2A" box="[1123,1279,1332,1358]" country="Sri Lanka" county="Dalhausie" municipality="Sri Pada" name="Adam's Peak" pageId="16" pageNumber="217" stateProvince="Sabaragamuwa">Adams Peak</location>
),
<location id="8E82601DA3664D5EA758FAE0FF52ED16" LSID="urn:lsid:plazi:treatment:03F487D0A3664D57A2DBFC8DFB4BEA7D:8E82601DA3664D5EA758FAE0FF52ED16" country="Sri Lanka" county="Dalhausie" municipality="Sri Pada" name="river Seetha Gangula" pageId="16" pageNumber="217" stateProvince="Sabaragamuwa">river Seetha Gangula</location>
,
<date id="FFE31006A3664D5EA348FA8CFE3CED16" box="[260,407,1368,1394]" pageId="16" pageNumber="217" value="2020-02-02" valueMax="2020-02-10" valueMin="2020-02-02">
<collectingDate id="EFA7E9EEA3664D5EA348FA8CFE3CED16" box="[260,407,1368,1394]" pageId="16" pageNumber="217" value="2020-02-02" valueMax="2020-02-10" valueMin="2020-02-02">
210.
<collectionCode id="ED4CAE03A3664D5EA30DFA8CFEFEED16" box="[321,341,1368,1394]" pageId="16" pageNumber="217">II</collectionCode>
.2020
</collectingDate>
</date>
, coll.
<collectorName id="26A85310A3664D5EA396FA8DFDEBED16" box="[474,576,1368,1395]" pageId="16" pageNumber="217">N. Kluge</collectorName>
&amp;
<collectorName id="26A85310A3664D5EA028FA8DFD70ED16" box="[612,731,1368,1395]" pageId="16" pageNumber="217">L. Sheyko</collectorName>
: 3 L-S-I♁, 2 L-S-I
<specimenCount id="9D5BFD4FA3664D5EA1F9FA8CFC68ED16" box="[949,963,1368,1394]" pageId="16" pageNumber="217" type="female"></specimenCount>
, 1 L-S
<specimenCount id="9D5BFD4FA3664D5EA65AFA8CFB8EED16" box="[1046,1061,1368,1394]" pageId="16" pageNumber="217" type="female"></specimenCount>
,
<specimenCount id="9D5BFD4FA3664D5EA67DFA8CFB37ED16" box="[1073,1180,1368,1395]" pageId="16" pageNumber="217" type="larva">15 larvae</specimenCount>
</materialsCitation>
;
<materialsCitation id="3B353C9BA3664D5EA6EBFA8CFB31EDF2" ID-GBIF-Occurrence="4098988331" collectingDate="2020-02-08" collectingDateMax="2020-02-09" collectingDateMin="2020-02-08" collectionCode="II" collectorName="N. Kluge &amp; L. Sheyko" country="Sri Lanka" county="Sri Pada" location="Fishing Hut" municipality="river Battulu Oya" pageId="16" pageNumber="217" specimenCount="3" specimenCount-larva="3">
south-eastern slope of
<collectingCounty id="62834E4AA3664D5EA2DBFAA8FF53EDF2" box="[151,248,1404,1430]" pageId="16" pageNumber="217">Sri Pada</collectingCounty>
,
<collectingMunicipality id="6B86ACBCA3664D5EA34FFAA8FE61EDF2" box="[259,458,1404,1430]" pageId="16" pageNumber="217">river Battulu Oya</collectingMunicipality>
,
<location id="8E82601DA3664D5EA399FAA8FDF6EDF3" LSID="urn:lsid:plazi:treatment:03F487D0A3664D57A2DBFC8DFB4BEA7D:8E82601DA3664D5EA399FAA8FDF6EDF3" box="[469,605,1404,1431]" country="Sri Lanka" county="Sri Pada" municipality="river Battulu Oya" name="Fishing Hut" pageId="16" pageNumber="217">Fishing Hut</location>
,
<date id="FFE31006A3664D5EA024FAA8FD46EDF2" box="[616,749,1404,1430]" pageId="16" pageNumber="217" value="2020-02-08" valueMax="2020-02-09" valueMin="2020-02-08">
<collectingDate id="EFA7E9EEA3664D5EA024FAA8FD46EDF2" box="[616,749,1404,1430]" pageId="16" pageNumber="217" value="2020-02-08" valueMax="2020-02-09" valueMin="2020-02-08">
89.
<collectionCode id="ED4CAE03A3664D5EA0DBFAA8FD00EDF2" box="[663,683,1404,1430]" pageId="16" pageNumber="217">II</collectionCode>
.2020
</collectingDate>
</date>
, coll.
<collectorName id="26A85310A3664D5EA17DFAA9FC3CEDF2" box="[817,919,1404,1431]" pageId="16" pageNumber="217">N. Kluge</collectorName>
&amp;
<collectorName id="26A85310A3664D5EA1F7FAA9FB99EDF2" box="[955,1074,1404,1431]" pageId="16" pageNumber="217">L. Sheyko</collectorName>
:
<specimenCount id="9D5BFD4FA3664D5EA671FAA8FB31EDF2" box="[1085,1178,1404,1430]" pageId="16" pageNumber="217" type="larva">3 larvae</specimenCount>
</materialsCitation>
.
</paragraph>
<paragraph id="8BE236C6A3664D5EA28BFA74FEF7EDDE" blockId="16.[151,1437,1080,2043]" box="[199,348,1440,1466]" pageId="16" pageNumber="217">
<emphasis id="B929EAD4A3664D5EA28BFA74FEF7EDDE" bold="true" box="[199,348,1440,1466]" pageId="16" pageNumber="217">Descriptions</emphasis>
</paragraph>
<paragraph id="8BE236C6A3664D5EA28BFA10FEF6EEBE" blockId="16.[151,1437,1080,2043]" pageId="16" pageNumber="217">
<emphasis id="B929EAD4A3664D5EA28BFA10FEBCEDBA" bold="true" box="[199,279,1476,1502]" pageId="16" pageNumber="217">Larva.</emphasis>
CUTICULAR COLORATION: (
<figureCitation id="13662A43A3664D5EA0EEFA10FC8DEDBA" box="[674,806,1476,1502]" captionStart-0="FIGURES 6068" captionStart-1="FIGURES 6977" captionStartId-0="17.[151,264,1969,1993]" captionStartId-1="18.[151,264,1844,1868]" captionTargetBox-0="[151,1436,309,1945]" captionTargetBox-1="[151,1425,181,1820]" captionTargetId-0="figure-76@17.[151,1436,309,1945]" captionTargetId-1="figure-36@18.[151,1436,181,1820]" captionTargetPageId-0="17" captionTargetPageId-1="18" captionText-0="FIGURES 6068. Baetis (Tenuibaetis) frequentus from Sri Lanka, larval exuviae. 60, abdomen; 61, fore leg; 62, hind leg; 63, half of pronotum and mesonotum; 6468, such details of other individuals." captionText-1="FIGURES 6977. Baetis (Tenuibaetis) frequentus, larval exuviae. 6975, from India (6974, at one magnification): 69, head; 7072, fore, middle and hind legs; 73, abdomen; 74, half of pronotum and mesonotum, 75, femur of dark individual. 7677, posterior margin of abdominal tergum VI of two individuals from Haputale (Sri Lanka)." figureDoi-0="http://doi.org/10.5281/zenodo.7889735" figureDoi-1="http://doi.org/10.5281/zenodo.7889739" httpUri-0="https://zenodo.org/record/7889735/files/figure.png" httpUri-1="https://zenodo.org/record/7889739/files/figure.png" pageId="16" pageNumber="217">Figs 6074</figureCitation>
): Head brown (
<figureCitation id="13662A43A3664D5EA19EFA10FB8CEDBA" box="[978,1063,1476,1502]" captionStart="FIGURES 6977" captionStartId="18.[151,264,1844,1868]" captionTargetBox="[151,1425,181,1820]" captionTargetId="figure-36@18.[151,1436,181,1820]" captionTargetPageId="18" captionText="FIGURES 6977. Baetis (Tenuibaetis) frequentus, larval exuviae. 6975, from India (6974, at one magnification): 69, head; 7072, fore, middle and hind legs; 73, abdomen; 74, half of pronotum and mesonotum, 75, femur of dark individual. 7677, posterior margin of abdominal tergum VI of two individuals from Haputale (Sri Lanka)." figureDoi="http://doi.org/10.5281/zenodo.7889739" httpUri="https://zenodo.org/record/7889739/files/figure.png" pageId="16" pageNumber="217">Fig. 69</figureCitation>
). Pronotum brown to brown with blanks, with sigilla either of same color as background, or lighter than background, or darker than background; mesonotum and fore protoptera brown, with more or less contrasting blanks (
<figureCitation id="13662A43A3664D5EA652F9D8FB08EE42" box="[1054,1187,1548,1574]" captionStart="FIGURES 6068" captionStartId="17.[151,264,1969,1993]" captionTargetBox="[151,1436,309,1945]" captionTargetId="figure-76@17.[151,1436,309,1945]" captionTargetPageId="17" captionText="FIGURES 6068. Baetis (Tenuibaetis) frequentus from Sri Lanka, larval exuviae. 60, abdomen; 61, fore leg; 62, hind leg; 63, half of pronotum and mesonotum; 6468, such details of other individuals." figureDoi="http://doi.org/10.5281/zenodo.7889735" httpUri="https://zenodo.org/record/7889735/files/figure.png" pageId="16" pageNumber="217">Figs 6368</figureCitation>
,
<figureCitation id="13662A43A3664D5EA6FEF9D8FB79EE42" box="[1202,1234,1548,1574]" captionStart="FIGURES 6977" captionStartId="18.[151,264,1844,1868]" captionTargetBox="[151,1425,181,1820]" captionTargetId="figure-36@18.[151,1436,181,1820]" captionTargetPageId="18" captionText="FIGURES 6977. Baetis (Tenuibaetis) frequentus, larval exuviae. 6975, from India (6974, at one magnification): 69, head; 7072, fore, middle and hind legs; 73, abdomen; 74, half of pronotum and mesonotum, 75, femur of dark individual. 7677, posterior margin of abdominal tergum VI of two individuals from Haputale (Sri Lanka)." figureDoi="http://doi.org/10.5281/zenodo.7889739" httpUri="https://zenodo.org/record/7889739/files/figure.png" pageId="16" pageNumber="217">74</figureCitation>
). Thoracic pleura brownish, sterna colorless. Legs vary from brown with blanks (
<figureCitation id="13662A43A3664D5EA122F9E4FC69EE2E" box="[878,962,1584,1610]" captionStart="FIGURES 6068" captionStartId="17.[151,264,1969,1993]" captionTargetBox="[151,1436,309,1945]" captionTargetId="figure-76@17.[151,1436,309,1945]" captionTargetPageId="17" captionText="FIGURES 6068. Baetis (Tenuibaetis) frequentus from Sri Lanka, larval exuviae. 60, abdomen; 61, fore leg; 62, hind leg; 63, half of pronotum and mesonotum; 6468, such details of other individuals." figureDoi="http://doi.org/10.5281/zenodo.7889735" httpUri="https://zenodo.org/record/7889735/files/figure.png" pageId="16" pageNumber="217">Fig. 64</figureCitation>
) to mostly colorless with brown maculae (
<figureCitation id="13662A43A3664D5EA2D3F980FF58EE0A" box="[159,243,1620,1646]" captionStart="FIGURES 6068" captionStartId="17.[151,264,1969,1993]" captionTargetBox="[151,1436,309,1945]" captionTargetId="figure-76@17.[151,1436,309,1945]" captionTargetPageId="17" captionText="FIGURES 6068. Baetis (Tenuibaetis) frequentus from Sri Lanka, larval exuviae. 60, abdomen; 61, fore leg; 62, hind leg; 63, half of pronotum and mesonotum; 6468, such details of other individuals." figureDoi="http://doi.org/10.5281/zenodo.7889735" httpUri="https://zenodo.org/record/7889735/files/figure.png" pageId="16" pageNumber="217">Fig. 68</figureCitation>
); if fore femur dark with expressed proximal blank, shape of proximal blank subtriangular or comma-like, with inner-distal angle stretched distally (
<figureCitation id="13662A43A3664D5EA03AF9ACFD66EEF7" box="[630,717,1656,1683]" captionStart="FIGURES 6977" captionStartId="18.[151,264,1844,1868]" captionTargetBox="[151,1425,181,1820]" captionTargetId="figure-36@18.[151,1436,181,1820]" captionTargetPageId="18" captionText="FIGURES 6977. Baetis (Tenuibaetis) frequentus, larval exuviae. 6975, from India (6974, at one magnification): 69, head; 7072, fore, middle and hind legs; 73, abdomen; 74, half of pronotum and mesonotum, 75, femur of dark individual. 7677, posterior margin of abdominal tergum VI of two individuals from Haputale (Sri Lanka)." figureDoi="http://doi.org/10.5281/zenodo.7889739" httpUri="https://zenodo.org/record/7889739/files/figure.png" pageId="16" pageNumber="217">Fig. 75</figureCitation>
). Abdominal terga vary from nearly uniformly brown to more or less contrasting; tergum
<collectionCode id="ED4CAE03A3664D5EA39FF949FE5AEED3" box="[467,497,1693,1719]" pageId="16" pageNumber="217">IV</collectionCode>
either nearly as dark as others (
<figureCitation id="13662A43A3664D5EA12BF948FC16EED2" box="[871,957,1692,1718]" captionStart="FIGURES 6068" captionStartId="17.[151,264,1969,1993]" captionTargetBox="[151,1436,309,1945]" captionTargetId="figure-76@17.[151,1436,309,1945]" captionTargetPageId="17" captionText="FIGURES 6068. Baetis (Tenuibaetis) frequentus from Sri Lanka, larval exuviae. 60, abdomen; 61, fore leg; 62, hind leg; 63, half of pronotum and mesonotum; 6468, such details of other individuals." figureDoi="http://doi.org/10.5281/zenodo.7889735" httpUri="https://zenodo.org/record/7889735/files/figure.png" pageId="16" pageNumber="217">Fig. 64</figureCitation>
), or colorless laterally (
<figureCitation id="13662A43A3664D5EA69CF948FA8CEED2" box="[1232,1319,1692,1718]" captionStart="FIGURES 6068" captionStartId="17.[151,264,1969,1993]" captionTargetBox="[151,1436,309,1945]" captionTargetId="figure-76@17.[151,1436,309,1945]" captionTargetPageId="17" captionText="FIGURES 6068. Baetis (Tenuibaetis) frequentus from Sri Lanka, larval exuviae. 60, abdomen; 61, fore leg; 62, hind leg; 63, half of pronotum and mesonotum; 6468, such details of other individuals." figureDoi="http://doi.org/10.5281/zenodo.7889735" httpUri="https://zenodo.org/record/7889735/files/figure.png" pageId="16" pageNumber="217">Fig. 66</figureCitation>
). Caudalii uniformly brown.
</paragraph>
<paragraph id="8BE236C6A3664D5EA284F930FC53EF46" blockId="16.[151,1437,1080,2043]" pageId="16" pageNumber="217">
HYPODERMAL COLORATION: Either not expressed, or abdominal terga with dark brown line on posterior margin and other markings as in imago (as in
<figureCitation id="13662A43A3664D5EA0D5F8DCFC40EF46" box="[665,1003,1800,1826]" captionStart-0="FIGURES 92101" captionStart-1="FIGURES 102111" captionStartId-0="22.[151,264,1946,1970]" captionStartId-1="23.[151,264,1841,1865]" captionTargetBox-0="[162,1428,309,1923]" captionTargetBox-1="[151,1431,185,1816]" captionTargetId-0="figure-90@22.[159,1428,309,1923]" captionTargetId-1="figure-19@23.[151,1435,181,1817]" captionTargetPageId-0="22" captionTargetPageId-1="23" captionText-0="FIGURES 92101. Baetis (Tenuibaetis) frequentus from Sri Lanka. 92, female imago; 9394, male imago from Sri Pada and its fore leg; 9598, fore leg, head, abdomen and genitalia of male imago from Haputale; 99101, male imago from Uma, its fore leg and genitalia." captionText-1="FIGURES 102111. Baetis (Tenuibaetis) frequentus from India. 102109, male imago and its subimaginal exuviae: 102, head and thorax; 103, abdomen; 104, exuviae of subimaginal half of mesonotum; 105106, fore and middle legs; 107108, their subimaginal exuviae; 109, hind wing. 110111, female imago and its hind wing." figureDoi-0="http://doi.org/10.5281/zenodo.7889751" figureDoi-1="http://doi.org/10.5281/zenodo.7889755" httpUri-0="https://zenodo.org/record/7889751/files/figure.png" httpUri-1="https://zenodo.org/record/7889755/files/figure.png" pageId="16" pageNumber="217">Figs 92, 94, 97, 100. 103, 110</figureCitation>
).
</paragraph>
<paragraph id="8BE236C6A3664D5EA284F8F8FADAEFEA" blockId="16.[151,1437,1080,2043]" pageId="16" pageNumber="217">
<collectionCode id="ED4CAE03A3664D5EA284F8F8FE56EF22" box="[200,509,1836,1862]" pageId="16" pageNumber="217">SHAPE AND SETATION</collectionCode>
: Labrum of medium proportions (
<figureCitation id="13662A43A3664D5EA1CDF8F8FBAFEF22" box="[897,1028,1836,1862]" captionStart="FIGURES 7882" captionStartId="19.[151,264,1554,1578]" captionTargetBox="[158,1430,189,1531]" captionTargetId="figure-19@19.[158,1430,181,1531]" captionTargetPageId="19" captionText="FIGURES 7882. Baetis (Tenuibaetis) frequentus, larvae from India. 7879, left and right mandibles with mandibles of next instar developing inside; 8081, labrum of two individuals; 82, labium." figureDoi="http://doi.org/10.5281/zenodo.7889743" httpUri="https://zenodo.org/record/7889743/files/figure.png" pageId="16" pageNumber="217">Figs 8081</figureCitation>
;
<bibRefCitation id="EFCC4B37A3664D5EA65CF8F8FA33EF23" author="Muller-Liebenau, I. &amp; Hubbard, M. D." box="[1040,1432,1836,1863]" pageId="16" pageNumber="217" pagination="537 - 561" refId="ref19053" refString="Muller-Liebenau, I. &amp; Hubbard, M. D. (1985) Baetidae from Sri Lanka with some general remarks on the Baetidae of the Oriental Region (Insecta: Ephemeroptera). Florida Entomologist, 68 (4), 537 - 561. https: // doi. org / 10.2307 / 3494855" type="journal article" year="1985">Müller-Liebenau &amp; Hubbard 1985</bibRefCitation>
: fig. 1a). Mandibles as in original description (
<figureCitation id="13662A43A3664D5EA0D7F884FCB5EF0E" box="[667,798,1872,1898]" captionStart="FIGURES 7882" captionStartId="19.[151,264,1554,1578]" captionTargetBox="[158,1430,189,1531]" captionTargetId="figure-19@19.[158,1430,181,1531]" captionTargetPageId="19" captionText="FIGURES 7882. Baetis (Tenuibaetis) frequentus, larvae from India. 7879, left and right mandibles with mandibles of next instar developing inside; 8081, labrum of two individuals; 82, labium." figureDoi="http://doi.org/10.5281/zenodo.7889743" httpUri="https://zenodo.org/record/7889743/files/figure.png" pageId="16" pageNumber="217">Figs 7879</figureCitation>
;
<bibRefCitation id="EFCC4B37A3664D5EA166F884FB42EF0F" author="Muller-Liebenau, I. &amp; Hubbard, M. D." box="[810,1257,1872,1899]" pageId="16" pageNumber="217" pagination="537 - 561" refId="ref19053" refString="Muller-Liebenau, I. &amp; Hubbard, M. D. (1985) Baetidae from Sri Lanka with some general remarks on the Baetidae of the Oriental Region (Insecta: Ephemeroptera). Florida Entomologist, 68 (4), 537 - 561. https: // doi. org / 10.2307 / 3494855" type="journal article" year="1985">Müller-Liebenau &amp; Hubbard 1985: 539</bibRefCitation>
, fig. 1e). Labial glossae, paraglossae and palp as in original description (
<figureCitation id="13662A43A3664D5EA141F8A0FCCBEFEA" box="[781,864,1908,1934]" captionStart="FIGURES 7882" captionStartId="19.[151,264,1554,1578]" captionTargetBox="[158,1430,189,1531]" captionTargetId="figure-19@19.[158,1430,181,1531]" captionTargetPageId="19" captionText="FIGURES 7882. Baetis (Tenuibaetis) frequentus, larvae from India. 7879, left and right mandibles with mandibles of next instar developing inside; 8081, labrum of two individuals; 82, labium." figureDoi="http://doi.org/10.5281/zenodo.7889743" httpUri="https://zenodo.org/record/7889743/files/figure.png" pageId="16" pageNumber="217">Fig. 82</figureCitation>
;
<bibRefCitation id="EFCC4B37A3664D5EA120F8A0FB59EFEB" author="Muller-Liebenau, I. &amp; Hubbard, M. D." box="[876,1266,1908,1935]" pageId="16" pageNumber="217" pagination="537 - 561" refId="ref19053" refString="Muller-Liebenau, I. &amp; Hubbard, M. D. (1985) Baetidae from Sri Lanka with some general remarks on the Baetidae of the Oriental Region (Insecta: Ephemeroptera). Florida Entomologist, 68 (4), 537 - 561. https: // doi. org / 10.2307 / 3494855" type="journal article" year="1985">Müller-Liebenau &amp; Hubbard 1985</bibRefCitation>
: fig. 1bc).
</paragraph>
<paragraph id="8BE236C6A3664D5EA28BF84CFC53EFD6" blockId="16.[151,1437,1080,2043]" box="[199,1016,1944,1971]" pageId="16" pageNumber="217">
Hind protoptera present (
<figureCitation id="13662A43A3664D5EA3ACF84CFD9FEFD6" box="[480,564,1944,1970]" captionStart="FIGURES 1321" captionStartId="5.[151,264,1840,1864]" captionTargetBox="[151,1436,181,1816]" captionTargetId="figure-19@5.[151,1436,181,1816]" captionTargetPageId="5" captionText="FIGURES 1321. Imaginal hind wings and larval protoptera (under the same magnification). 1314, female Baetis (Tenuibaetis) frequentus from India; 1517, male B. (T.) octomaculatus sp. n.; 1819, female of same species; 2021, male B. (T.) bialatus sp. n. (13, 15, 20, metathorax of imago with hind wing; 14, 21, larval exuviae of metanotum; 16, 18, hind wing of imago; 17, 19, cuticle from metathorax of larva ready to molt to subimago, with subimaginal wing inside protopteron: crumpled on Fig. 17, non-crumpled on Fig. 19)." figureDoi="http://doi.org/10.5281/zenodo.7889705" httpUri="https://zenodo.org/record/7889705/files/figure.png" pageId="16" pageNumber="217">Fig. 14</figureCitation>
;
<bibRefCitation id="EFCC4B37A3664D5EA00CF84CFC70EFD6" author="Muller-Liebenau, I. &amp; Hubbard, M. D." box="[576,987,1944,1971]" pageId="16" pageNumber="217" pagination="537 - 561" refId="ref19053" refString="Muller-Liebenau, I. &amp; Hubbard, M. D. (1985) Baetidae from Sri Lanka with some general remarks on the Baetidae of the Oriental Region (Insecta: Ephemeroptera). Florida Entomologist, 68 (4), 537 - 561. https: // doi. org / 10.2307 / 3494855" type="journal article" year="1985">Müller-Liebenau &amp; Hubbard 1985: 1</bibRefCitation>
f).
</paragraph>
<paragraph id="8BE236C6A3664D5FA28BF868FE28E979" blockId="16.[151,1437,1080,2043]" lastBlockId="17.[151,1436,151,285]" lastPageId="17" lastPageNumber="218" pageId="16" pageNumber="217">
Stout two-channel setae forming row along outer side of femur (including two subapical setae) elongate, blunt, distally widened, flattened and twisted (
<figureCitation id="13662A43A3664D5EA017F834FD74EF9E" box="[603,735,2016,2042]" captionStart="FIGURES 8991" captionStartId="21.[151,264,1539,1563]" captionTargetBox="[164,1423,181,1503]" captionTargetId="figure-19@21.[164,1423,181,1515]" captionTargetPageId="21" captionText="FIGURES 8991. Baetis (Tenuibaetis) frequentus from India. 8990, apex of femur and tibia of fore leg; 91, apex of femur and base of tibia of hind leg. Abbreviations: 2-can, two-channel seta; ant-ap, anterior-apical margin of femur; hirud, hirudiform seta; ps-bi, pseudo-bifurcate seta; sq, scale." figureDoi="http://doi.org/10.5281/zenodo.7889749" httpUri="https://zenodo.org/record/7889749/files/figure.png" pageId="16" pageNumber="217">Figs 9091</figureCitation>
). Distal part of outer side of femur and anterior-apical margin of femur with small, pseudo-bifurcate setae, as on tibiae (
<figureCitation id="13662A43A3674D5FA16BFF43FC00E8D5" box="[807,939,151,177]" captionStart="FIGURES 8991" captionStartId="21.[151,264,1539,1563]" captionTargetBox="[164,1423,181,1503]" captionTargetId="figure-19@21.[164,1423,181,1515]" captionTargetPageId="21" captionText="FIGURES 8991. Baetis (Tenuibaetis) frequentus from India. 8990, apex of femur and tibia of fore leg; 91, apex of femur and base of tibia of hind leg. Abbreviations: 2-can, two-channel seta; ant-ap, anterior-apical margin of femur; hirud, hirudiform seta; ps-bi, pseudo-bifurcate seta; sq, scale." figureDoi="http://doi.org/10.5281/zenodo.7889749" httpUri="https://zenodo.org/record/7889749/files/figure.png" pageId="17" pageNumber="218">Figs 8991</figureCitation>
). Anterior side of femur with colorless oval scales in semicircular sockets (
<figureCitation id="13662A43A3674D5FA3B4FF6FFDFAE8B1" box="[504,593,187,213]" captionStart="FIGURES 8388" captionStartId="20.[151,264,1838,1862]" captionTargetBox="[151,1436,181,1815]" captionTargetId="figure-36@20.[151,1436,181,1815]" captionTargetPageId="20" captionText="FIGURES 8388. Baetis (Tenuibaetis) frequentus from Sri Lanka, setae on anterior side of femur. 83, pseudo-bifurcate setae and one long two-channel seta in individual from Sri Pada; 8485, fore and middle femora of another individual from Sri Pada, with all setae clavate and two-channel; 86, enlarged fragment of fore femur of the same individual; 8788, hind femur of individual from Haputale, with all setae short and pseudo-bifurcate." figureDoi="http://doi.org/10.5281/zenodo.7889747" httpUri="https://zenodo.org/record/7889747/files/figure.png" pageId="17" pageNumber="218">Figs 88</figureCitation>
,
<figureCitation id="13662A43A3674D5FA013FF6FFDD7E8B1" box="[607,636,187,213]" captionStart="FIGURES 8991" captionStartId="21.[151,264,1539,1563]" captionTargetBox="[164,1423,181,1503]" captionTargetId="figure-19@21.[164,1423,181,1515]" captionTargetPageId="21" captionText="FIGURES 8991. Baetis (Tenuibaetis) frequentus from India. 8990, apex of femur and tibia of fore leg; 91, apex of femur and base of tibia of hind leg. Abbreviations: 2-can, two-channel seta; ant-ap, anterior-apical margin of femur; hirud, hirudiform seta; ps-bi, pseudo-bifurcate seta; sq, scale." figureDoi="http://doi.org/10.5281/zenodo.7889749" httpUri="https://zenodo.org/record/7889749/files/figure.png" pageId="17" pageNumber="218">91</figureCitation>
) (as on abdomen). Stout setae on anterior side of femur varying from long to short and from two-channel to pseudo-bifurcate, being different in different populations and individuals (see below) (
<figureCitation id="13662A43A3674D5FA2B8FED7FEDCE979" box="[244,375,259,285]" captionStart="FIGURES 8388" captionStartId="20.[151,264,1838,1862]" captionTargetBox="[151,1436,181,1815]" captionTargetId="figure-36@20.[151,1436,181,1815]" captionTargetPageId="20" captionText="FIGURES 8388. Baetis (Tenuibaetis) frequentus from Sri Lanka, setae on anterior side of femur. 83, pseudo-bifurcate setae and one long two-channel seta in individual from Sri Pada; 8485, fore and middle femora of another individual from Sri Pada, with all setae clavate and two-channel; 86, enlarged fragment of fore femur of the same individual; 8788, hind femur of individual from Haputale, with all setae short and pseudo-bifurcate." figureDoi="http://doi.org/10.5281/zenodo.7889747" httpUri="https://zenodo.org/record/7889747/files/figure.png" pageId="17" pageNumber="218">Figs 8388</figureCitation>
).
</paragraph>
<caption id="DF22664EA3674D5FA2DBF865FC24EF89" ID-DOI="http://doi.org/10.5281/zenodo.7889735" ID-Zenodo-Dep="7889735" httpUri="https://zenodo.org/record/7889735/files/figure.png" pageId="17" pageNumber="218" startId="17.[151,264,1969,1993]" targetBox="[151,1436,309,1945]" targetPageId="17" targetType="figure">
<paragraph id="8BE236C6A3674D5FA2DBF865FC24EF89" blockId="17.[151,1436,1969,2029]" pageId="17" pageNumber="218">
<emphasis id="B929EAD4A3674D5FA2DBF865FEFEEFAD" bold="true" box="[151,341,1969,1993]" pageId="17" pageNumber="218">FIGURES 6068.</emphasis>
<taxonomicName id="4C5D4D45A3674D5FA317F866FD3DEFAD" authorityName="Muller-Liebenau &amp; Hubbard" authorityYear="1985" box="[347,662,1969,1993]" class="Insecta" family="Baetidae" genus="Baetis" kingdom="Animalia" order="Ephemeroptera" pageId="17" pageNumber="218" phylum="Arthropoda" rank="species" species="frequentus" subGenus="Tenuibaetis">
<emphasis id="B929EAD4A3674D5FA317F866FE31EFAD" box="[347,410,1970,1993]" italics="true" pageId="17" pageNumber="218">Baetis</emphasis>
(
<emphasis id="B929EAD4A3674D5FA3E5F865FDB6EFAD" box="[425,541,1969,1993]" italics="true" pageId="17" pageNumber="218">Tenuibaetis</emphasis>
)
<emphasis id="B929EAD4A3674D5FA060F865FD3DEFAD" box="[556,662,1969,1993]" italics="true" pageId="17" pageNumber="218">frequentus</emphasis>
</taxonomicName>
from Sri Lanka, larval exuviae. 60, abdomen; 61, fore leg; 62, hind leg; 63, half of pronotum and mesonotum; 64
<emphasis id="B929EAD4A3674D5FA05DF801FDB5EF89" bold="true" box="[529,542,2005,2029]" pageId="17" pageNumber="218"></emphasis>
68, such details of other individuals.
</paragraph>
</caption>
<caption id="DF22664EA3644D5CA2DBF8E0FBBFEFF0" ID-DOI="http://doi.org/10.5281/zenodo.7889739" ID-Zenodo-Dep="7889739" httpUri="https://zenodo.org/record/7889739/files/figure.png" pageId="18" pageNumber="219" startId="18.[151,264,1844,1868]" targetBox="[151,1425,181,1820]" targetPageId="18" targetType="figure">
<paragraph id="8BE236C6A3644D5CA2DBF8E0FBBFEFF0" blockId="18.[151,1436,1844,1940]" pageId="18" pageNumber="219">
<emphasis id="B929EAD4A3644D5CA2DBF8E0FEFEEF28" bold="true" box="[151,341,1844,1868]" pageId="18" pageNumber="219">FIGURES 6977.</emphasis>
<taxonomicName id="4C5D4D45A3644D5CA317F8E1FD33EF28" authorityName="Muller-Liebenau &amp; Hubbard" authorityYear="1985" box="[347,664,1844,1868]" class="Insecta" family="Baetidae" genus="Baetis" kingdom="Animalia" order="Ephemeroptera" pageId="18" pageNumber="219" phylum="Arthropoda" rank="species" species="frequentus" subGenus="Tenuibaetis">
<emphasis id="B929EAD4A3644D5CA317F8E1FE31EF28" box="[347,410,1845,1868]" italics="true" pageId="18" pageNumber="219">Baetis</emphasis>
(
<emphasis id="B929EAD4A3644D5CA3E6F8E0FDB5EF28" box="[426,542,1844,1868]" italics="true" pageId="18" pageNumber="219">Tenuibaetis</emphasis>
)
<emphasis id="B929EAD4A3644D5CA062F8E0FD33EF28" box="[558,664,1844,1868]" italics="true" pageId="18" pageNumber="219">frequentus</emphasis>
</taxonomicName>
, larval exuviae. 6975, from India (6974, at one magnification): 69, head; 7072, fore, middle and hind legs; 73, abdomen; 74, half of pronotum and mesonotum, 75, femur of dark individual. 7677, posterior margin of abdominal tergum VI of two individuals from Haputale (Sri Lanka).
</paragraph>
</caption>
<caption id="DF22664EA3654D5DA2DBF9C6FCC1EE2B" ID-DOI="http://doi.org/10.5281/zenodo.7889743" ID-Zenodo-Dep="7889743" httpUri="https://zenodo.org/record/7889743/files/figure.png" pageId="19" pageNumber="220" startId="19.[151,264,1554,1578]" targetBox="[158,1430,189,1531]" targetPageId="19" targetType="figure">
<paragraph id="8BE236C6A3654D5DA2DBF9C6FCC1EE2B" blockId="19.[151,1437,1554,1615]" pageId="19" pageNumber="220">
<emphasis id="B929EAD4A3654D5DA2DBF9C6FEFEEE4E" bold="true" box="[151,341,1554,1578]" pageId="19" pageNumber="220">FIGURES 7882.</emphasis>
<taxonomicName id="4C5D4D45A3654D5DA310F9C7FD32EE4F" authorityName="Muller-Liebenau &amp; Hubbard" authorityYear="1985" box="[348,665,1555,1579]" class="Insecta" family="Baetidae" genus="Baetis" kingdom="Animalia" order="Ephemeroptera" pageId="19" pageNumber="220" phylum="Arthropoda" rank="species" species="frequentus" subGenus="Tenuibaetis">
<emphasis id="B929EAD4A3654D5DA310F9C7FE30EE4E" box="[348,411,1555,1578]" italics="true" pageId="19" pageNumber="220">Baetis</emphasis>
(
<emphasis id="B929EAD4A3654D5DA3E0F9C7FD8BEE4F" box="[428,544,1555,1579]" italics="true" pageId="19" pageNumber="220">Tenuibaetis</emphasis>
)
<emphasis id="B929EAD4A3654D5DA063F9C7FD32EE4F" box="[559,665,1555,1579]" italics="true" pageId="19" pageNumber="220">frequentus</emphasis>
</taxonomicName>
, larvae from India. 7879, left and right mandibles with mandibles of next instar developing inside; 8081, labrum of two individuals; 82, labium.
</paragraph>
</caption>
<paragraph id="8BE236C6A3654D5DA28BF9A3FAC8EEF6" blockId="19.[151,1437,1655,2042]" box="[199,1379,1655,1682]" pageId="19" pageNumber="220">
Tibia of each leg with pseudo-bifurcate setae on outer side and along patella-tibial suture (
<figureCitation id="13662A43A3654D5DA6F5F9A3FA80EEF6" box="[1209,1323,1655,1682]" captionStart="FIGURES 512" captionStartId="4.[151,264,1843,1867]" captionTargetBox="[151,1435,181,1820]" captionTargetId="figure-36@4.[151,1435,181,1820]" captionTargetPageId="4" captionText="FIGURES 512. Pseudo-bifurcate setae of Baetis (Tenuibaetis) frequentus from India. 58, pseudo-bifurcate setae on outer side of tibia (7, with hirudiform seta); 910, pseudo-bifurcate setae on outer side of tibia (view in profile, in transmitted light); 1112, pseudo-bifurcate setae on anterior side of femur (surface view, in transmitted light)." figureDoi="http://doi.org/10.5281/zenodo.7889701" httpUri="https://zenodo.org/record/7889701/files/figure.png" pageId="19" pageNumber="220">Figs 511</figureCitation>
,
<figureCitation id="13662A43A3654D5DA77BF9ACFAFCEEF6" box="[1335,1367,1656,1682]" captionStart="FIGURES 8991" captionStartId="21.[151,264,1539,1563]" captionTargetBox="[164,1423,181,1503]" captionTargetId="figure-19@21.[164,1423,181,1515]" captionTargetPageId="21" captionText="FIGURES 8991. Baetis (Tenuibaetis) frequentus from India. 8990, apex of femur and tibia of fore leg; 91, apex of femur and base of tibia of hind leg. Abbreviations: 2-can, two-channel seta; ant-ap, anterior-apical margin of femur; hirud, hirudiform seta; ps-bi, pseudo-bifurcate seta; sq, scale." figureDoi="http://doi.org/10.5281/zenodo.7889749" httpUri="https://zenodo.org/record/7889749/files/figure.png" pageId="19" pageNumber="220">89</figureCitation>
).
</paragraph>
<paragraph id="8BE236C6A3654D5DA28BF94FFAACEF0D" blockId="19.[151,1437,1655,2042]" pageId="19" pageNumber="220">
Denticles on posterior margins of terga vary from triangular (
<figureCitation id="13662A43A3654D5DA133F94FFC7FEED1" box="[895,980,1691,1717]" captionStart="FIGURES 6977" captionStartId="18.[151,264,1844,1868]" captionTargetBox="[151,1425,181,1820]" captionTargetId="figure-36@18.[151,1436,181,1820]" captionTargetPageId="18" captionText="FIGURES 6977. Baetis (Tenuibaetis) frequentus, larval exuviae. 6975, from India (6974, at one magnification): 69, head; 7072, fore, middle and hind legs; 73, abdomen; 74, half of pronotum and mesonotum, 75, femur of dark individual. 7677, posterior margin of abdominal tergum VI of two individuals from Haputale (Sri Lanka)." figureDoi="http://doi.org/10.5281/zenodo.7889739" httpUri="https://zenodo.org/record/7889739/files/figure.png" pageId="19" pageNumber="220">Fig. 76</figureCitation>
;
<bibRefCitation id="EFCC4B37A3654D5DA1ADF94FFAC1EED2" author="Muller-Liebenau, I. &amp; Hubbard, M. D." box="[993,1386,1691,1718]" pageId="19" pageNumber="220" pagination="537 - 561" refId="ref19053" refString="Muller-Liebenau, I. &amp; Hubbard, M. D. (1985) Baetidae from Sri Lanka with some general remarks on the Baetidae of the Oriental Region (Insecta: Ephemeroptera). Florida Entomologist, 68 (4), 537 - 561. https: // doi. org / 10.2307 / 3494855" type="journal article" year="1985">Müller-Liebenau &amp; Hubbard 1985</bibRefCitation>
: fig. 18) to blunt (
<figureCitation id="13662A43A3654D5DA363F96BFE2DEEBE" box="[303,390,1727,1754]" captionStart="FIGURES 6977" captionStartId="18.[151,264,1844,1868]" captionTargetBox="[151,1425,181,1820]" captionTargetId="figure-36@18.[151,1436,181,1820]" captionTargetPageId="18" captionText="FIGURES 6977. Baetis (Tenuibaetis) frequentus, larval exuviae. 6975, from India (6974, at one magnification): 69, head; 7072, fore, middle and hind legs; 73, abdomen; 74, half of pronotum and mesonotum, 75, femur of dark individual. 7677, posterior margin of abdominal tergum VI of two individuals from Haputale (Sri Lanka)." figureDoi="http://doi.org/10.5281/zenodo.7889739" httpUri="https://zenodo.org/record/7889739/files/figure.png" pageId="19" pageNumber="220">Fig. 77</figureCitation>
); absent or sparse on tergum I, sometimes also on tergum
<collectionCode id="ED4CAE03A3654D5DA66AF914FB97EEBE" box="[1062,1084,1728,1754]" pageId="19" pageNumber="220">II</collectionCode>
. Denticles on posterior margin of sternum triangular, present only on sternum
<collectionCode id="ED4CAE03A3654D5DA0FCF930FD7BEE9A" box="[688,720,1764,1790]" pageId="19" pageNumber="220">IX</collectionCode>
, sometimes also on sternum
<collectionCode id="ED4CAE03A3654D5DA656F930FBE5EE9A" box="[1050,1102,1764,1790]" pageId="19" pageNumber="220">VIII</collectionCode>
; in male row of denticles not interrupted by protogonostyli. Paraproct with small denticles (
<bibRefCitation id="EFCC4B37A3654D5DA11DF8D3FB71EF46" author="Muller-Liebenau, I. &amp; Hubbard, M. D." box="[849,1242,1799,1826]" pageId="19" pageNumber="220" pagination="537 - 561" refId="ref19053" refString="Muller-Liebenau, I. &amp; Hubbard, M. D. (1985) Baetidae from Sri Lanka with some general remarks on the Baetidae of the Oriental Region (Insecta: Ephemeroptera). Florida Entomologist, 68 (4), 537 - 561. https: // doi. org / 10.2307 / 3494855" type="journal article" year="1985">Müller-Liebenau &amp; Hubbard 1985</bibRefCitation>
: fig. 1h). Tergalii with oval scales in semicircular sockets. Tergalius I much smaller than others (
<figureCitation id="13662A43A3654D5DA1B1F8FFFBFBEF22" box="[1021,1104,1835,1862]" captionStart="FIGURES 6977" captionStartId="18.[151,264,1844,1868]" captionTargetBox="[151,1425,181,1820]" captionTargetId="figure-36@18.[151,1436,181,1820]" captionTargetPageId="18" captionText="FIGURES 6977. Baetis (Tenuibaetis) frequentus, larval exuviae. 6975, from India (6974, at one magnification): 69, head; 7072, fore, middle and hind legs; 73, abdomen; 74, half of pronotum and mesonotum, 75, femur of dark individual. 7677, posterior margin of abdominal tergum VI of two individuals from Haputale (Sri Lanka)." figureDoi="http://doi.org/10.5281/zenodo.7889739" httpUri="https://zenodo.org/record/7889739/files/figure.png" pageId="19" pageNumber="220">Fig. 73</figureCitation>
;
<bibRefCitation id="EFCC4B37A3654D5DA617F8FFFF78EF0E" author="Muller-Liebenau, I. &amp; Hubbard, M. D." pageId="19" pageNumber="220" pagination="537 - 561" refId="ref19053" refString="Muller-Liebenau, I. &amp; Hubbard, M. D. (1985) Baetidae from Sri Lanka with some general remarks on the Baetidae of the Oriental Region (Insecta: Ephemeroptera). Florida Entomologist, 68 (4), 537 - 561. https: // doi. org / 10.2307 / 3494855" type="journal article" year="1985">Müller-Liebenau &amp; Hubbard 1985</bibRefCitation>
: fig. 1j). Paracercus significantly smaller than cerci (
<bibRefCitation id="EFCC4B37A3654D5DA16DF89BFB02EF0E" author="Muller-Liebenau, I. &amp; Hubbard, M. D." box="[801,1193,1871,1898]" pageId="19" pageNumber="220" pagination="537 - 561" refId="ref19053" refString="Muller-Liebenau, I. &amp; Hubbard, M. D. (1985) Baetidae from Sri Lanka with some general remarks on the Baetidae of the Oriental Region (Insecta: Ephemeroptera). Florida Entomologist, 68 (4), 537 - 561. https: // doi. org / 10.2307 / 3494855" type="journal article" year="1985">Müller-Liebenau &amp; Hubbard 1985</bibRefCitation>
: fig. 1i).
</paragraph>
<paragraph id="8BE236C6A3654D5DA28BF8A7FCBBEF9D" blockId="19.[151,1437,1655,2042]" pageId="19" pageNumber="220">
<emphasis id="B929EAD4A3654D5DA28BF8A7FEEDEFE9" bold="true" box="[199,326,1907,1933]" pageId="19" pageNumber="220">Subimago.</emphasis>
CUTICULAR COLORATION: Head colorless, antennae brown. Pronotum with light brown and colorless areas. Mesonotum with ochre, light brownish and dark brown areas (
<figureCitation id="13662A43A3654D5DA1B3F843FBCAEFD6" box="[1023,1121,1943,1970]" captionStart="FIGURES 102111" captionStartId="23.[151,264,1841,1865]" captionTargetBox="[151,1431,185,1816]" captionTargetId="figure-19@23.[151,1435,181,1817]" captionTargetPageId="23" captionText="FIGURES 102111. Baetis (Tenuibaetis) frequentus from India. 102109, male imago and its subimaginal exuviae: 102, head and thorax; 103, abdomen; 104, exuviae of subimaginal half of mesonotum; 105106, fore and middle legs; 107108, their subimaginal exuviae; 109, hind wing. 110111, female imago and its hind wing." figureDoi="http://doi.org/10.5281/zenodo.7889755" httpUri="https://zenodo.org/record/7889755/files/figure.png" pageId="19" pageNumber="220">Fig. 104</figureCitation>
). Thoracic pleura and sterna with light brownish and dark brown areas (as in
<figureCitation id="13662A43A3654D5DA08DF86FFC8FEFB2" box="[705,804,1979,2006]" captionStart="FIGURES 215224" captionStartId="43.[151,264,1770,1794]" captionTargetBox="[151,1435,181,1746]" captionTargetId="figure-19@43.[151,1435,181,1746]" captionTargetPageId="43" captionText="FIGURES 215224. Baetis (Tenuibaetis) bialatus sp. n. 215, subimaginal exuviae of mesopleuron; 216, subimaginal exuviae of half of mesonotum; 217218, exuviae of fore and hind legs of male subimago; 219220, fore and middle legs of male imago; 221, male imago; 222, female imago; 223, subimaginal exuviae of abdominal segments VIIIIX; 224, egg (215220, holotype)." figureDoi="http://doi.org/10.5281/zenodo.7889793" httpUri="https://zenodo.org/record/7889793/files/figure.png" pageId="19" pageNumber="220">Fig. 215</figureCitation>
). Legs brownish (
<figureCitation id="13662A43A3654D5DA1BCF86FFB3BEFB2" box="[1008,1168,1979,2006]" captionStart="FIGURES 102111" captionStartId="23.[151,264,1841,1865]" captionTargetBox="[151,1431,185,1816]" captionTargetId="figure-19@23.[151,1435,181,1817]" captionTargetPageId="23" captionText="FIGURES 102111. Baetis (Tenuibaetis) frequentus from India. 102109, male imago and its subimaginal exuviae: 102, head and thorax; 103, abdomen; 104, exuviae of subimaginal half of mesonotum; 105106, fore and middle legs; 107108, their subimaginal exuviae; 109, hind wing. 110111, female imago and its hind wing." figureDoi="http://doi.org/10.5281/zenodo.7889755" httpUri="https://zenodo.org/record/7889755/files/figure.png" pageId="19" pageNumber="220">Figs 107108</figureCitation>
). Abdominal terga light brownish; terga
<collectionCode id="ED4CAE03A3654D5DA301F834FEC1EF9E" box="[333,362,2016,2042]" pageId="19" pageNumber="220">IX</collectionCode>
X either as dark as others, or lighter.
</paragraph>
<caption id="DF22664EA3624D5AA2DBF8FAFCEDEFD7" ID-DOI="http://doi.org/10.5281/zenodo.7889747" ID-Zenodo-Dep="7889747" httpUri="https://zenodo.org/record/7889747/files/figure.png" pageId="20" pageNumber="221" startId="20.[151,264,1838,1862]" targetBox="[151,1436,181,1815]" targetPageId="20" targetType="figure">
<paragraph id="8BE236C6A3624D5AA2DBF8FAFCEDEFD7" blockId="20.[151,1437,1838,1971]" pageId="20" pageNumber="221">
<emphasis id="B929EAD4A3624D5AA2DBF8FAFEFEEF23" bold="true" box="[151,341,1838,1863]" pageId="20" pageNumber="221">FIGURES 8388.</emphasis>
<taxonomicName id="4C5D4D45A3624D5AA310F8FBFD32EF23" authorityName="Muller-Liebenau &amp; Hubbard" authorityYear="1985" box="[348,665,1839,1863]" class="Insecta" family="Baetidae" genus="Baetis" kingdom="Animalia" order="Ephemeroptera" pageId="20" pageNumber="221" phylum="Arthropoda" rank="species" species="frequentus" subGenus="Tenuibaetis">
<emphasis id="B929EAD4A3624D5AA310F8FBFE30EF22" box="[348,411,1839,1862]" italics="true" pageId="20" pageNumber="221">Baetis</emphasis>
(
<emphasis id="B929EAD4A3624D5AA3E7F8FBFDB4EF23" box="[427,543,1839,1863]" italics="true" pageId="20" pageNumber="221">Tenuibaetis</emphasis>
)
<emphasis id="B929EAD4A3624D5AA063F8FBFD32EF23" box="[559,665,1839,1863]" italics="true" pageId="20" pageNumber="221">frequentus</emphasis>
</taxonomicName>
from Sri Lanka, setae on anterior side of femur. 83, pseudo-bifurcate setae and one long two-channel seta in individual from Sri Pada; 8485, fore and middle femora of another individual from Sri Pada, with all setae clavate and two-channel; 86, enlarged fragment of fore femur of the same individual; 8788, hind femur of individual from Haputale, with all setae short and pseudo-bifurcate.
</paragraph>
</caption>
<caption id="DF22664EA3634D5BA2DBF9D7FDB2EE07" ID-DOI="http://doi.org/10.5281/zenodo.7889749" ID-Zenodo-Dep="7889749" httpUri="https://zenodo.org/record/7889749/files/figure.png" pageId="21" pageNumber="222" startId="21.[151,264,1539,1563]" targetBox="[164,1423,181,1503]" targetPageId="21" targetType="figure">
<paragraph id="8BE236C6A3634D5BA2DBF9D7FDB2EE07" blockId="21.[151,1437,1539,1635]" pageId="21" pageNumber="222">
<emphasis id="B929EAD4A3634D5BA2DBF9D7FEFFEE7F" bold="true" box="[151,340,1539,1563]" pageId="21" pageNumber="222">FIGURES 8991.</emphasis>
<taxonomicName id="4C5D4D45A3634D5BA315F9D0FD38EE7F" authorityName="Muller-Liebenau &amp; Hubbard" authorityYear="1985" box="[345,659,1539,1563]" class="Insecta" family="Baetidae" genus="Baetis" kingdom="Animalia" order="Ephemeroptera" pageId="21" pageNumber="222" phylum="Arthropoda" rank="species" species="frequentus" subGenus="Tenuibaetis">
<emphasis id="B929EAD4A3634D5BA315F9D0FE33EE7F" box="[345,408,1540,1563]" italics="true" pageId="21" pageNumber="222">Baetis</emphasis>
(
<emphasis id="B929EAD4A3634D5BA3EAF9D7FDB1EE7F" box="[422,538,1539,1563]" italics="true" pageId="21" pageNumber="222">Tenuibaetis</emphasis>
)
<emphasis id="B929EAD4A3634D5BA065F9D7FD38EE7F" box="[553,659,1539,1563]" italics="true" pageId="21" pageNumber="222">frequentus</emphasis>
</taxonomicName>
from India. 8990, apex of femur and tibia of fore leg; 91, apex of femur and base of tibia of hind leg. Abbreviations: 2-can, two-channel seta; ant-ap, anterior-apical margin of femur; hirud, hirudiform seta; ps-bi, pseudo-bifurcate seta; sq, scale.
</paragraph>
</caption>
<paragraph id="8BE236C6A3634D5BA284F945FD5FEECF" blockId="21.[151,1437,1681,2032]" box="[200,756,1681,1708]" pageId="21" pageNumber="222">HYPODERMAL COLORATION: As in imago.</paragraph>
<paragraph id="8BE236C6A3634D58A28BF961FE05E979" blockId="21.[151,1437,1681,2032]" lastBlockId="22.[151,1437,151,285]" lastPageId="22" lastPageNumber="223" pageId="21" pageNumber="222">
<emphasis id="B929EAD4A3634D5BA28BF961FEF2EEAB" bold="true" box="[199,345,1717,1743]" pageId="21" pageNumber="222">Imago, male</emphasis>
(
<figureCitation id="13662A43A3634D5BA32AF961FDC8EEB4" box="[358,611,1717,1744]" captionStart-0="FIGURES 92101" captionStart-1="FIGURES 102111" captionStartId-0="22.[151,264,1946,1970]" captionStartId-1="23.[151,264,1841,1865]" captionTargetBox-0="[162,1428,309,1923]" captionTargetBox-1="[151,1431,185,1816]" captionTargetId-0="figure-90@22.[159,1428,309,1923]" captionTargetId-1="figure-19@23.[151,1435,181,1817]" captionTargetPageId-0="22" captionTargetPageId-1="23" captionText-0="FIGURES 92101. Baetis (Tenuibaetis) frequentus from Sri Lanka. 92, female imago; 9394, male imago from Sri Pada and its fore leg; 9598, fore leg, head, abdomen and genitalia of male imago from Haputale; 99101, male imago from Uma, its fore leg and genitalia." captionText-1="FIGURES 102111. Baetis (Tenuibaetis) frequentus from India. 102109, male imago and its subimaginal exuviae: 102, head and thorax; 103, abdomen; 104, exuviae of subimaginal half of mesonotum; 105106, fore and middle legs; 107108, their subimaginal exuviae; 109, hind wing. 110111, female imago and its hind wing." figureDoi-0="http://doi.org/10.5281/zenodo.7889751" figureDoi-1="http://doi.org/10.5281/zenodo.7889755" httpUri-0="https://zenodo.org/record/7889751/files/figure.png" httpUri-1="https://zenodo.org/record/7889755/files/figure.png" pageId="21" pageNumber="222">Figs 92103, 105106</figureCitation>
). Head ochre.Antennae ochre.Turbinate eyes with facetted surface varying from red (
<figureCitation id="13662A43A3634D5BA345F90DFEF0EE97" box="[265,347,1753,1779]" captionStart="FIGURES 92101" captionStartId="22.[151,264,1946,1970]" captionTargetBox="[162,1428,309,1923]" captionTargetId="figure-90@22.[159,1428,309,1923]" captionTargetPageId="22" captionText="FIGURES 92101. Baetis (Tenuibaetis) frequentus from Sri Lanka. 92, female imago; 9394, male imago from Sri Pada and its fore leg; 9598, fore leg, head, abdomen and genitalia of male imago from Haputale; 99101, male imago from Uma, its fore leg and genitalia." figureDoi="http://doi.org/10.5281/zenodo.7889751" httpUri="https://zenodo.org/record/7889751/files/figure.png" pageId="21" pageNumber="222">Fig. 94</figureCitation>
) to ochre bordered with brownish (
<figureCitation id="13662A43A3634D5BA0A5F90DFCEBEE97" box="[745,832,1753,1779]" captionStart="FIGURES 92101" captionStartId="22.[151,264,1946,1970]" captionTargetBox="[162,1428,309,1923]" captionTargetId="figure-90@22.[159,1428,309,1923]" captionTargetPageId="22" captionText="FIGURES 92101. Baetis (Tenuibaetis) frequentus from Sri Lanka. 92, female imago; 9394, male imago from Sri Pada and its fore leg; 9598, fore leg, head, abdomen and genitalia of male imago from Haputale; 99101, male imago from Uma, its fore leg and genitalia." figureDoi="http://doi.org/10.5281/zenodo.7889751" httpUri="https://zenodo.org/record/7889751/files/figure.png" pageId="21" pageNumber="222">Figs 96</figureCitation>
,
<figureCitation id="13662A43A3634D5BA101F90DFCD0EE97" box="[845,891,1753,1779]" captionStart="FIGURES 102111" captionStartId="23.[151,264,1841,1865]" captionTargetBox="[151,1431,185,1816]" captionTargetId="figure-19@23.[151,1435,181,1817]" captionTargetPageId="23" captionText="FIGURES 102111. Baetis (Tenuibaetis) frequentus from India. 102109, male imago and its subimaginal exuviae: 102, head and thorax; 103, abdomen; 104, exuviae of subimaginal half of mesonotum; 105106, fore and middle legs; 107108, their subimaginal exuviae; 109, hind wing. 110111, female imago and its hind wing." figureDoi="http://doi.org/10.5281/zenodo.7889755" httpUri="https://zenodo.org/record/7889755/files/figure.png" pageId="21" pageNumber="222">102</figureCitation>
); stem varying from reddish to ochre or whitish. Thorax from brown (
<figureCitation id="13662A43A3634D5BA3C7F929FE75EF73" box="[395,478,1789,1815]" captionStart="FIGURES 92101" captionStartId="22.[151,264,1946,1970]" captionTargetBox="[162,1428,309,1923]" captionTargetId="figure-90@22.[159,1428,309,1923]" captionTargetPageId="22" captionText="FIGURES 92101. Baetis (Tenuibaetis) frequentus from Sri Lanka. 92, female imago; 9394, male imago from Sri Pada and its fore leg; 9598, fore leg, head, abdomen and genitalia of male imago from Haputale; 99101, male imago from Uma, its fore leg and genitalia." figureDoi="http://doi.org/10.5281/zenodo.7889751" httpUri="https://zenodo.org/record/7889751/files/figure.png" pageId="21" pageNumber="222">Fig. 94</figureCitation>
) to ochre with light brown (
<figureCitation id="13662A43A3634D5BA164F929FC26EF73" box="[808,909,1789,1815]" captionStart="FIGURES 102111" captionStartId="23.[151,264,1841,1865]" captionTargetBox="[151,1431,185,1816]" captionTargetId="figure-19@23.[151,1435,181,1817]" captionTargetPageId="23" captionText="FIGURES 102111. Baetis (Tenuibaetis) frequentus from India. 102109, male imago and its subimaginal exuviae: 102, head and thorax; 103, abdomen; 104, exuviae of subimaginal half of mesonotum; 105106, fore and middle legs; 107108, their subimaginal exuviae; 109, hind wing. 110111, female imago and its hind wing." figureDoi="http://doi.org/10.5281/zenodo.7889755" httpUri="https://zenodo.org/record/7889755/files/figure.png" pageId="21" pageNumber="222">Fig. 102</figureCitation>
). Forewing with membrane entirely colorless; veins from ochre (nearer to wing base) to brown; pterostigma with few oblique cross veins and disconnected vein fragments (
<figureCitation id="13662A43A3634D5BA318F891FE12EF3B" box="[340,441,1861,1887]" captionStart="FIGURES 102111" captionStartId="23.[151,264,1841,1865]" captionTargetBox="[151,1431,185,1816]" captionTargetId="figure-19@23.[151,1435,181,1817]" captionTargetPageId="23" captionText="FIGURES 102111. Baetis (Tenuibaetis) frequentus from India. 102109, male imago and its subimaginal exuviae: 102, head and thorax; 103, abdomen; 104, exuviae of subimaginal half of mesonotum; 105106, fore and middle legs; 107108, their subimaginal exuviae; 109, hind wing. 110111, female imago and its hind wing." figureDoi="http://doi.org/10.5281/zenodo.7889755" httpUri="https://zenodo.org/record/7889755/files/figure.png" pageId="21" pageNumber="222">Fig. 102</figureCitation>
). Hind wing full-sized, colorless, with short and non-hooked costal projection, with 2 longitudinal veins (
<figureCitation id="13662A43A3634D5BA323F8BDFE6DEFE7" box="[367,454,1897,1923]" captionStart="FIGURES 1321" captionStartId="5.[151,264,1840,1864]" captionTargetBox="[151,1436,181,1816]" captionTargetId="figure-19@5.[151,1436,181,1816]" captionTargetPageId="5" captionText="FIGURES 1321. Imaginal hind wings and larval protoptera (under the same magnification). 1314, female Baetis (Tenuibaetis) frequentus from India; 1517, male B. (T.) octomaculatus sp. n.; 1819, female of same species; 2021, male B. (T.) bialatus sp. n. (13, 15, 20, metathorax of imago with hind wing; 14, 21, larval exuviae of metanotum; 16, 18, hind wing of imago; 17, 19, cuticle from metathorax of larva ready to molt to subimago, with subimaginal wing inside protopteron: crumpled on Fig. 17, non-crumpled on Fig. 19)." figureDoi="http://doi.org/10.5281/zenodo.7889705" httpUri="https://zenodo.org/record/7889705/files/figure.png" pageId="21" pageNumber="222">Figs 13</figureCitation>
,
<figureCitation id="13662A43A3634D5BA39EF8BDFDABEFE7" box="[466,512,1897,1923]" captionStart="FIGURES 102111" captionStartId="23.[151,264,1841,1865]" captionTargetBox="[151,1431,185,1816]" captionTargetId="figure-19@23.[151,1435,181,1817]" captionTargetPageId="23" captionText="FIGURES 102111. Baetis (Tenuibaetis) frequentus from India. 102109, male imago and its subimaginal exuviae: 102, head and thorax; 103, abdomen; 104, exuviae of subimaginal half of mesonotum; 105106, fore and middle legs; 107108, their subimaginal exuviae; 109, hind wing. 110111, female imago and its hind wing." figureDoi="http://doi.org/10.5281/zenodo.7889755" httpUri="https://zenodo.org/record/7889755/files/figure.png" pageId="21" pageNumber="222">109</figureCitation>
). Legs either uniformly ochre, or with diffusive reddish markings (
<figureCitation id="13662A43A3634D5BA6A0F8BDFA3CEFE7" box="[1260,1431,1897,1924]" captionStart="FIGURES 92101" captionStartId="22.[151,264,1946,1970]" captionTargetBox="[162,1428,309,1923]" captionTargetId="figure-90@22.[159,1428,309,1923]" captionTargetPageId="22" captionText="FIGURES 92101. Baetis (Tenuibaetis) frequentus from Sri Lanka. 92, female imago; 9394, male imago from Sri Pada and its fore leg; 9598, fore leg, head, abdomen and genitalia of male imago from Haputale; 99101, male imago from Uma, its fore leg and genitalia." figureDoi="http://doi.org/10.5281/zenodo.7889751" httpUri="https://zenodo.org/record/7889751/files/figure.png" pageId="21" pageNumber="222">Figs 93, 95, 99</figureCitation>
,
<figureCitation id="13662A43A3634D5BA2DBF859FF55EFCC" box="[151,254,1933,1960]" captionStart="FIGURES 102111" captionStartId="23.[151,264,1841,1865]" captionTargetBox="[151,1431,185,1816]" captionTargetId="figure-19@23.[151,1435,181,1817]" captionTargetPageId="23" captionText="FIGURES 102111. Baetis (Tenuibaetis) frequentus from India. 102109, male imago and its subimaginal exuviae: 102, head and thorax; 103, abdomen; 104, exuviae of subimaginal half of mesonotum; 105106, fore and middle legs; 107108, their subimaginal exuviae; 109, hind wing. 110111, female imago and its hind wing." figureDoi="http://doi.org/10.5281/zenodo.7889755" httpUri="https://zenodo.org/record/7889755/files/figure.png" pageId="21" pageNumber="222">105106</figureCitation>
). Middle and hind tarsi with 2 apical spines (on 1st+2nd and 3rd segments). Abdominal terga and sterna ochre with brownish or reddish, with lateral areas darker and median areas lighter; terga
<collectionCode id="ED4CAE03A3634D5BA6CCF866FB36EFA8" box="[1152,1181,1970,1996]" pageId="21" pageNumber="222">IX</collectionCode>
X lighter than others; terga I
<collectionCode id="ED4CAE03A3634D5BA2A1F802FEA0EF94" box="[237,267,2006,2032]" pageId="21" pageNumber="222">IX</collectionCode>
or some of them either with contrastingly dark brown band bordering posterior margin and not reaching lateral margins (
<figureCitation id="13662A43A3604D58A303FF43FE19E8D5" box="[335,434,151,177]" captionStart="FIGURES 102111" captionStartId="23.[151,264,1841,1865]" captionTargetBox="[151,1431,185,1816]" captionTargetId="figure-19@23.[151,1435,181,1817]" captionTargetPageId="23" captionText="FIGURES 102111. Baetis (Tenuibaetis) frequentus from India. 102109, male imago and its subimaginal exuviae: 102, head and thorax; 103, abdomen; 104, exuviae of subimaginal half of mesonotum; 105106, fore and middle legs; 107108, their subimaginal exuviae; 109, hind wing. 110111, female imago and its hind wing." figureDoi="http://doi.org/10.5281/zenodo.7889755" httpUri="https://zenodo.org/record/7889755/files/figure.png" pageId="22" pageNumber="223">Fig. 103</figureCitation>
), or without such bands. Cerci ochre or light brown. Gonostyli light brown; 1st segment relatively narrow, only slightly narrowing toward apex (nearly parallel-sided); 3rd (terminal) segment short and petiolate (
<figureCitation id="13662A43A3604D58A34AFF0BFE3FE89D" box="[262,404,223,249]" captionStart="FIGURES 92101" captionStartId="22.[151,264,1946,1970]" captionTargetBox="[162,1428,309,1923]" captionTargetId="figure-90@22.[159,1428,309,1923]" captionTargetPageId="22" captionText="FIGURES 92101. Baetis (Tenuibaetis) frequentus from Sri Lanka. 92, female imago; 9394, male imago from Sri Pada and its fore leg; 9598, fore leg, head, abdomen and genitalia of male imago from Haputale; 99101, male imago from Uma, its fore leg and genitalia." figureDoi="http://doi.org/10.5281/zenodo.7889751" httpUri="https://zenodo.org/record/7889751/files/figure.png" pageId="22" pageNumber="223">Figs 98, 101</figureCitation>
,
<figureCitation id="13662A43A3604D58A3D3FF0BFE67E89D" box="[415,460,223,249]" captionStart="FIGURES 112115" captionStartId="24.[151,264,1718,1742]" captionTargetBox="[151,1436,705,1694]" captionTargetId="figure-271@24.[151,1436,705,1695]" captionTargetPageId="24" captionText="FIGURES 112115. Baetis (Tenuibaetis) frequentus from India, genitalia of male imago. Abbreviations: gv, gonovectus; m.gv, muscle of gonovectis; s.s, vestige of unpaired sterno-styligeral muscle." figureDoi="http://doi.org/10.5281/zenodo.7889757" httpUri="https://zenodo.org/record/7889757/files/figure.png" pageId="22" pageNumber="223">112</figureCitation>
). Gonovectes gently bent, light brownish. Sterno-styligeral muscle either vestigial (
<figureCitation id="13662A43A3604D58A723FF0BFF68E979" captionStart="FIGURES 112115" captionStartId="24.[151,264,1718,1742]" captionTargetBox="[151,1436,705,1694]" captionTargetId="figure-271@24.[151,1436,705,1695]" captionTargetPageId="24" captionText="FIGURES 112115. Baetis (Tenuibaetis) frequentus from India, genitalia of male imago. Abbreviations: gv, gonovectus; m.gv, muscle of gonovectis; s.s, vestige of unpaired sterno-styligeral muscle." figureDoi="http://doi.org/10.5281/zenodo.7889757" httpUri="https://zenodo.org/record/7889757/files/figure.png" pageId="22" pageNumber="223">Fig. 115</figureCitation>
), or absent (
<figureCitation id="13662A43A3604D58A301FED7FE0AE979" box="[333,417,259,285]" captionStart="FIGURES 92101" captionStartId="22.[151,264,1946,1970]" captionTargetBox="[162,1428,309,1923]" captionTargetId="figure-90@22.[159,1428,309,1923]" captionTargetPageId="22" captionText="FIGURES 92101. Baetis (Tenuibaetis) frequentus from Sri Lanka. 92, female imago; 9394, male imago from Sri Pada and its fore leg; 9598, fore leg, head, abdomen and genitalia of male imago from Haputale; 99101, male imago from Uma, its fore leg and genitalia." figureDoi="http://doi.org/10.5281/zenodo.7889751" httpUri="https://zenodo.org/record/7889751/files/figure.png" pageId="22" pageNumber="223">Fig. 98</figureCitation>
).
</paragraph>
<caption id="DF22664EA3604D58A2DBF84EFEEDEF9E" ID-DOI="http://doi.org/10.5281/zenodo.7889751" ID-Zenodo-Dep="7889751" httpUri="https://zenodo.org/record/7889751/files/figure.png" pageId="22" pageNumber="223" startId="22.[151,264,1946,1970]" targetBox="[162,1428,309,1923]" targetPageId="22" targetType="figure">
<paragraph id="8BE236C6A3604D58A2DBF84EFEEDEF9E" blockId="22.[151,1437,1946,2042]" pageId="22" pageNumber="223">
<emphasis id="B929EAD4A3604D58A2DBF84EFEC9EFD6" bold="true" box="[151,354,1946,1970]" pageId="22" pageNumber="223">FIGURES 92101.</emphasis>
<taxonomicName id="4C5D4D45A3604D58A324F84FFD0EEFD6" authorityName="Muller-Liebenau &amp; Hubbard" authorityYear="1985" box="[360,677,1946,1970]" class="Insecta" family="Baetidae" genus="Baetis" kingdom="Animalia" order="Ephemeroptera" pageId="22" pageNumber="223" phylum="Arthropoda" rank="species" species="frequentus" subGenus="Tenuibaetis">
<emphasis id="B929EAD4A3604D58A324F84FFE0CEFD6" box="[360,423,1947,1970]" italics="true" pageId="22" pageNumber="223">Baetis</emphasis>
(
<emphasis id="B929EAD4A3604D58A3FBF84EFD80EFD6" box="[439,555,1946,1970]" italics="true" pageId="22" pageNumber="223">Tenuibaetis</emphasis>
)
<emphasis id="B929EAD4A3604D58A077F84EFD0EEFD6" box="[571,677,1946,1970]" italics="true" pageId="22" pageNumber="223">frequentus</emphasis>
</taxonomicName>
from Sri Lanka. 92, female imago; 9394, male imago from Sri Pada and its fore leg; 9598, fore leg, head, abdomen and genitalia of male imago from Haputale; 99101, male imago from Uma, its fore leg and genitalia.
</paragraph>
</caption>
<caption id="DF22664EA3614D59A2DBF8E5FC6EEFF5" ID-DOI="http://doi.org/10.5281/zenodo.7889755" ID-Zenodo-Dep="7889755" httpUri="https://zenodo.org/record/7889755/files/figure.png" pageId="23" pageNumber="224" startId="23.[151,264,1841,1865]" targetBox="[151,1431,185,1816]" targetPageId="23" targetType="figure">
<paragraph id="8BE236C6A3614D59A2DBF8E5FC6EEFF5" blockId="23.[151,1436,1841,1937]" pageId="23" pageNumber="224">
<emphasis id="B929EAD4A3614D59A2DBF8E5FEC0EF2D" bold="true" box="[151,363,1841,1865]" pageId="23" pageNumber="224">FIGURES 102111.</emphasis>
<taxonomicName id="4C5D4D45A3614D59A33DF8E6FD06EF2D" authorityName="Muller-Liebenau &amp; Hubbard" authorityYear="1985" box="[369,685,1841,1865]" class="Insecta" family="Baetidae" genus="Baetis" kingdom="Animalia" order="Ephemeroptera" pageId="23" pageNumber="224" phylum="Arthropoda" rank="species" species="frequentus" subGenus="Tenuibaetis">
<emphasis id="B929EAD4A3614D59A33DF8E6FE1BEF2D" box="[369,432,1842,1865]" italics="true" pageId="23" pageNumber="224">Baetis</emphasis>
(
<emphasis id="B929EAD4A3614D59A38CF8E5FD9FEF2D" box="[448,564,1841,1865]" italics="true" pageId="23" pageNumber="224">Tenuibaetis</emphasis>
)
<emphasis id="B929EAD4A3614D59A00FF8E5FD06EF2D" box="[579,685,1841,1865]" italics="true" pageId="23" pageNumber="224">frequentus</emphasis>
</taxonomicName>
from India. 102109, male imago and its subimaginal exuviae: 102, head and thorax; 103, abdomen; 104, exuviae of subimaginal half of mesonotum; 105106, fore and middle legs; 107108, their subimaginal exuviae; 109, hind wing. 110111, female imago and its hind wing.
</paragraph>
</caption>
<paragraph id="8BE236C6A36E4D56A28BFF43FEBBE89D" blockId="24.[151,1437,150,681]" pageId="24" pageNumber="225">
<emphasis id="B929EAD4A36E4D56A28BFF43FEDAE8D4" bold="true" box="[199,369,150,177]" pageId="24" pageNumber="225">Imago, female</emphasis>
(
<figureCitation id="13662A43A36E4D56A3CEFF43FE4FE8D5" box="[386,484,151,177]" captionStart="FIGURES 102111" captionStartId="23.[151,264,1841,1865]" captionTargetBox="[151,1431,185,1816]" captionTargetId="figure-19@23.[151,1435,181,1817]" captionTargetPageId="23" captionText="FIGURES 102111. Baetis (Tenuibaetis) frequentus from India. 102109, male imago and its subimaginal exuviae: 102, head and thorax; 103, abdomen; 104, exuviae of subimaginal half of mesonotum; 105106, fore and middle legs; 107108, their subimaginal exuviae; 109, hind wing. 110111, female imago and its hind wing." figureDoi="http://doi.org/10.5281/zenodo.7889755" httpUri="https://zenodo.org/record/7889755/files/figure.png" pageId="24" pageNumber="225">Fig. 110</figureCitation>
). Coloration similar to that of male. Hind wing as in male or slightly narrower (
<figureCitation id="13662A43A36E4D56A723FF43FF68E8B1" captionStart="FIGURES 102111" captionStartId="23.[151,264,1841,1865]" captionTargetBox="[151,1431,185,1816]" captionTargetId="figure-19@23.[151,1435,181,1817]" captionTargetPageId="23" captionText="FIGURES 102111. Baetis (Tenuibaetis) frequentus from India. 102109, male imago and its subimaginal exuviae: 102, head and thorax; 103, abdomen; 104, exuviae of subimaginal half of mesonotum; 105106, fore and middle legs; 107108, their subimaginal exuviae; 109, hind wing. 110111, female imago and its hind wing." figureDoi="http://doi.org/10.5281/zenodo.7889755" httpUri="https://zenodo.org/record/7889755/files/figure.png" pageId="24" pageNumber="225">Fig. 111</figureCitation>
). All tarsi with 2 apical spines (fore tarsus on 2nd and 3rd segments, middle and hind tarsi on 1st+2nd and 3rd segments).
</paragraph>
<paragraph id="8BE236C6A36E4D56A28BFED6FC71E979" blockId="24.[151,1437,150,681]" box="[199,986,258,285]" pageId="24" pageNumber="225">
<emphasis id="B929EAD4A36E4D56A28BFED6FEE5E978" bold="true" box="[199,334,258,284]" pageId="24" pageNumber="225">Dimension.</emphasis>
Forewing length of male 3.54.5 mm, of female
<quantity id="4CA59B23A36E4D56A13AFED6FC7DE979" box="[886,982,258,285]" metricMagnitude="-3" metricUnit="m" metricValue="5.5" metricValueMax="6.0" metricValueMin="5.0" pageId="24" pageNumber="225" unit="mm" value="5.5" valueMax="6.0" valueMin="5.0">56 mm</quantity>
.
</paragraph>
</subSubSection>
<subSubSection id="C347654DA36E4D56A28BFEF2FA36EACD" pageId="24" pageNumber="225" type="distribution">
<paragraph id="8BE236C6A36E4D56A28BFEF2FD12E925" blockId="24.[151,1437,150,681]" box="[199,697,294,321]" pageId="24" pageNumber="225">
<emphasis id="B929EAD4A36E4D56A28BFEF2FECAE924" bold="true" box="[199,353,294,320]" pageId="24" pageNumber="225">Distribution.</emphasis>
Southern
<collectingCountry id="F34A7656A36E4D56A398FEF3FDA5E925" box="[468,526,295,321]" name="India" pageId="24" pageNumber="225">India</collectingCountry>
and
<collectingCountry id="F34A7656A36E4D56A008FEF3FD1EE925" box="[580,693,295,321]" name="Sri Lanka" pageId="24" pageNumber="225">Sri Lanka</collectingCountry>
.
</paragraph>
<paragraph id="8BE236C6A36E4D56A28BFE9EFA37EA59" blockId="24.[151,1437,150,681]" pageId="24" pageNumber="225">
<emphasis id="B929EAD4A36E4D56A28BFE9EFEE6E900" bold="true" box="[199,333,330,356]" pageId="24" pageNumber="225">Variability.</emphasis>
Stout setae on anterior side of femur vary from long to short and from two-channel to pseudo-bifurcate. In some Ceylonese individuals from Sri Pada all these setae are long, clavate and clearly two-channel (
<figureCitation id="13662A43A36E4D56A726FEBBFF4AE9C9" captionStart="FIGURES 8388" captionStartId="20.[151,264,1838,1862]" captionTargetBox="[151,1436,181,1815]" captionTargetId="figure-36@20.[151,1436,181,1815]" captionTargetPageId="20" captionText="FIGURES 8388. Baetis (Tenuibaetis) frequentus from Sri Lanka, setae on anterior side of femur. 83, pseudo-bifurcate setae and one long two-channel seta in individual from Sri Pada; 8485, fore and middle femora of another individual from Sri Pada, with all setae clavate and two-channel; 86, enlarged fragment of fore femur of the same individual; 8788, hind femur of individual from Haputale, with all setae short and pseudo-bifurcate." figureDoi="http://doi.org/10.5281/zenodo.7889747" httpUri="https://zenodo.org/record/7889747/files/figure.png" pageId="24" pageNumber="225">Figs 8486</figureCitation>
), as on the drawing in the original description (
<bibRefCitation id="EFCC4B37A36E4D56A0A7FE47FBDBE9C9" author="Muller-Liebenau, I. &amp; Hubbard, M. D." box="[747,1136,402,429]" pageId="24" pageNumber="225" pagination="537 - 561" refId="ref19053" refString="Muller-Liebenau, I. &amp; Hubbard, M. D. (1985) Baetidae from Sri Lanka with some general remarks on the Baetidae of the Oriental Region (Insecta: Ephemeroptera). Florida Entomologist, 68 (4), 537 - 561. https: // doi. org / 10.2307 / 3494855" type="journal article" year="1985">Müller-Liebenau &amp; Hubbard 1985</bibRefCitation>
: fig.
<quantity id="4CA59B23A36E4D56A6EBFE47FB6EE9C9" box="[1191,1221,403,429]" metricMagnitude="-3" metricUnit="kg" metricValue="1.0" pageId="24" pageNumber="225" unit="g" value="1.0">1g</quantity>
). Some individuals from the same locality have these setae short and pseudo-bifurcate; some individuals have mixture of various setae, both long and short, both two-channel and pseudo-bifurcate with branched walls inside (
<figureCitation id="13662A43A36E4D56A6D5FE0FFB44E991" box="[1177,1263,475,501]" captionStart="FIGURES 8388" captionStartId="20.[151,264,1838,1862]" captionTargetBox="[151,1436,181,1815]" captionTargetId="figure-36@20.[151,1436,181,1815]" captionTargetPageId="20" captionText="FIGURES 8388. Baetis (Tenuibaetis) frequentus from Sri Lanka, setae on anterior side of femur. 83, pseudo-bifurcate setae and one long two-channel seta in individual from Sri Pada; 8485, fore and middle femora of another individual from Sri Pada, with all setae clavate and two-channel; 86, enlarged fragment of fore femur of the same individual; 8788, hind femur of individual from Haputale, with all setae short and pseudo-bifurcate." figureDoi="http://doi.org/10.5281/zenodo.7889747" httpUri="https://zenodo.org/record/7889747/files/figure.png" pageId="24" pageNumber="225">Fig. 83</figureCitation>
). In Ceylonese individuals from Haputale and Uma these setae are mostly short, varying from two-channel to pseudo-bifurcate (
<figureCitation id="13662A43A36E4D56A726FE2BFF49EA59" captionStart="FIGURES 8388" captionStartId="20.[151,264,1838,1862]" captionTargetBox="[151,1436,181,1815]" captionTargetId="figure-36@20.[151,1436,181,1815]" captionTargetPageId="20" captionText="FIGURES 8388. Baetis (Tenuibaetis) frequentus from Sri Lanka, setae on anterior side of femur. 83, pseudo-bifurcate setae and one long two-channel seta in individual from Sri Pada; 8485, fore and middle femora of another individual from Sri Pada, with all setae clavate and two-channel; 86, enlarged fragment of fore femur of the same individual; 8788, hind femur of individual from Haputale, with all setae short and pseudo-bifurcate." figureDoi="http://doi.org/10.5281/zenodo.7889747" httpUri="https://zenodo.org/record/7889747/files/figure.png" pageId="24" pageNumber="225">Figs 8788</figureCitation>
). The Indian individuals from Levinge stream also have these setae short, mostly pseudo-bifurcate (
<figureCitation id="13662A43A36E4D56A774FDF7FA3BEA59" box="[1336,1424,546,573]" captionStart="FIGURES 6977" captionStartId="18.[151,264,1844,1868]" captionTargetBox="[151,1425,181,1820]" captionTargetId="figure-36@18.[151,1436,181,1820]" captionTargetPageId="18" captionText="FIGURES 6977. Baetis (Tenuibaetis) frequentus, larval exuviae. 6975, from India (6974, at one magnification): 69, head; 7072, fore, middle and hind legs; 73, abdomen; 74, half of pronotum and mesonotum, 75, femur of dark individual. 7677, posterior margin of abdominal tergum VI of two individuals from Haputale (Sri Lanka)." figureDoi="http://doi.org/10.5281/zenodo.7889739" httpUri="https://zenodo.org/record/7889739/files/figure.png" pageId="24" pageNumber="225">Figs 75</figureCitation>
).
</paragraph>
<paragraph id="8BE236C6A36E4D56A28BFD93FAF9EAE1" blockId="24.[151,1437,150,681]" pageId="24" pageNumber="225">
Larval cuticular coloration greatly varies among Ceylonese individuals, even from one locality (
<figureCitation id="13662A43A36E4D56A740FD93FA3AEA05" box="[1292,1425,583,609]" captionStart="FIGURES 6068" captionStartId="17.[151,264,1969,1993]" captionTargetBox="[151,1436,309,1945]" captionTargetId="figure-76@17.[151,1436,309,1945]" captionTargetPageId="17" captionText="FIGURES 6068. Baetis (Tenuibaetis) frequentus from Sri Lanka, larval exuviae. 60, abdomen; 61, fore leg; 62, hind leg; 63, half of pronotum and mesonotum; 6468, such details of other individuals." figureDoi="http://doi.org/10.5281/zenodo.7889735" httpUri="https://zenodo.org/record/7889735/files/figure.png" pageId="24" pageNumber="225">Figs 6068</figureCitation>
). Indian individuals from Levinge stream have less variable coloration, nearly uniformly brown (
<figureCitation id="13662A43A36E4D56A68FFDBFFAEDEAE1" box="[1219,1350,618,645]" captionStart="FIGURES 6977" captionStartId="18.[151,264,1844,1868]" captionTargetBox="[151,1425,181,1820]" captionTargetId="figure-36@18.[151,1436,181,1820]" captionTargetPageId="18" captionText="FIGURES 6977. Baetis (Tenuibaetis) frequentus, larval exuviae. 6975, from India (6974, at one magnification): 69, head; 7072, fore, middle and hind legs; 73, abdomen; 74, half of pronotum and mesonotum, 75, femur of dark individual. 7677, posterior margin of abdominal tergum VI of two individuals from Haputale (Sri Lanka)." figureDoi="http://doi.org/10.5281/zenodo.7889739" httpUri="https://zenodo.org/record/7889739/files/figure.png" pageId="24" pageNumber="225">Figs 6975</figureCitation>
).
</paragraph>
<paragraph id="8BE236C6A36E4D56A28BFD5BFA36EACD" blockId="24.[151,1437,150,681]" box="[199,1437,655,681]" pageId="24" pageNumber="225">
Coloration of male imagines and shape of fore femur vary among Ceylonese individuals as in the
<figureCitation id="13662A43A36E4D56A746FD5BFA32EACD" box="[1290,1433,655,681]" captionStart="FIGURES 92101" captionStartId="22.[151,264,1946,1970]" captionTargetBox="[162,1428,309,1923]" captionTargetId="figure-90@22.[159,1428,309,1923]" captionTargetPageId="22" captionText="FIGURES 92101. Baetis (Tenuibaetis) frequentus from Sri Lanka. 92, female imago; 9394, male imago from Sri Pada and its fore leg; 9598, fore leg, head, abdomen and genitalia of male imago from Haputale; 99101, male imago from Uma, its fore leg and genitalia." figureDoi="http://doi.org/10.5281/zenodo.7889751" httpUri="https://zenodo.org/record/7889751/files/figure.png" pageId="24" pageNumber="225">Figs 93101</figureCitation>
.
</paragraph>
</subSubSection>
<caption id="DF22664EA36E4D56A2DBF962FCCEEE96" ID-DOI="http://doi.org/10.5281/zenodo.7889757" ID-Zenodo-Dep="7889757" httpUri="https://zenodo.org/record/7889757/files/figure.png" pageId="24" pageNumber="225" startId="24.[151,264,1718,1742]" targetBox="[151,1436,705,1694]" targetPageId="24" targetType="figure">
<paragraph id="8BE236C6A36E4D56A2DBF962FCCEEE96" blockId="24.[151,1436,1718,1778]" pageId="24" pageNumber="225">
<emphasis id="B929EAD4A36E4D56A2DBF962FEC1EEAA" bold="true" box="[151,362,1718,1742]" pageId="24" pageNumber="225">FIGURES 112115.</emphasis>
<taxonomicName id="4C5D4D45A36E4D56A33CF963FD00EEAA" authorityName="Muller-Liebenau &amp; Hubbard" authorityYear="1985" box="[368,683,1718,1742]" class="Insecta" family="Baetidae" genus="Baetis" kingdom="Animalia" order="Ephemeroptera" pageId="24" pageNumber="225" phylum="Arthropoda" rank="species" species="frequentus" subGenus="Tenuibaetis">
<emphasis id="B929EAD4A36E4D56A33CF963FE04EEAA" box="[368,431,1719,1742]" italics="true" pageId="24" pageNumber="225">Baetis</emphasis>
(
<emphasis id="B929EAD4A36E4D56A3F2F962FD99EEAA" box="[446,562,1718,1742]" italics="true" pageId="24" pageNumber="225">Tenuibaetis</emphasis>
)
<emphasis id="B929EAD4A36E4D56A00DF962FD00EEAA" box="[577,683,1718,1742]" italics="true" pageId="24" pageNumber="225">frequentus</emphasis>
</taxonomicName>
from India, genitalia of male imago. Abbreviations: gv, gonovectus; m.gv, muscle of gonovectis; s.s, vestige of unpaired sterno-styligeral muscle.
</paragraph>
</caption>
<subSubSection id="C347654DA36E4D57A28BF8F4FB4BEA7D" lastPageId="25" lastPageNumber="226" pageId="24" pageNumber="225" type="discussion">
<paragraph id="8BE236C6A36E4D57A28BF8F4FAFFE89D" blockId="24.[151,1437,1824,2031]" lastBlockId="25.[151,1437,151,537]" lastPageId="25" lastPageNumber="226" pageId="24" pageNumber="225">
<emphasis id="B929EAD4A36E4D56A28BF8F4FEE4EF5E" bold="true" box="[199,335,1824,1850]" pageId="24" pageNumber="225">Comments.</emphasis>
Originally,
<taxonomicName id="4C5D4D45A36E4D56A397F8F5FC96EF5E" authorityName="Muller-Liebenau &amp; Hubbard" authorityYear="1985" box="[475,829,1824,1850]" class="Insecta" family="Baetidae" genus="Baetis" kingdom="Animalia" order="Ephemeroptera" pageId="24" pageNumber="225" phylum="Arthropoda" rank="species" species="frequentus" subGenus="Tenuibaetis">
<emphasis id="B929EAD4A36E4D56A397F8F5FD8AEF5E" box="[475,545,1825,1850]" italics="true" pageId="24" pageNumber="225">Baetis</emphasis>
(
<emphasis id="B929EAD4A36E4D56A078F8F4FD1FEF5E" box="[564,692,1824,1850]" italics="true" pageId="24" pageNumber="225">Tenuibaetis</emphasis>
)
<emphasis id="B929EAD4A36E4D56A084F8F4FC96EF5E" box="[712,829,1824,1850]" italics="true" pageId="24" pageNumber="225">frequentus</emphasis>
</taxonomicName>
was described from
<collectingCountry id="F34A7656A36E4D56A67DF8F4FB0DEF5E" box="[1073,1190,1824,1850]" name="Sri Lanka" pageId="24" pageNumber="225">Sri Lanka</collectingCountry>
.
<bibRefCitation id="EFCC4B37A36E4D56A6FEF8F4FE21EF3A" author="Sivaramakrishnan, K. G. &amp; Venkataraman, K." pageId="24" pageNumber="225" pagination="209 - 213" refId="ref19360" refString="Sivaramakrishnan, K. G. &amp; Venkataraman, K. (1990) Abundance, altitudinal distribution and swarming of Ephemeroptera in Palni Hills, South India. In: Campbell, I. C. (Ed.), Mayflies and Stoneflies: Life Histories and Biology. Kluwer Acad. Publ., Dordrecht, 209 - 213. https: // doi. org / 10.1007 / 978 - 94 - 009 - 2397 - 3 _ 24" type="book chapter" year="1990">Sivaramakrishnan &amp; Venkataraman (1990)</bibRefCitation>
,
<bibRefCitation id="EFCC4B37A36E4D56A3D9F890FDFFEF3A" author="Balaji, A. &amp; Vatheeswaran, M. &amp; Venkataraman, K." box="[405,596,1860,1887]" pageId="24" pageNumber="225" pagination="15 - 17" refId="ref17423" refString="Balaji, A., Vatheeswaran, M. &amp; Venkataraman, K. (1990) Laboratory observations on the life cycle patterns of two Baetis spp. Geobios, India, 17 (1), 15 - 17." type="journal article" year="1990">
Balaji
<emphasis id="B929EAD4A36E4D56A392F891FDA4EF3A" box="[478,527,1860,1886]" italics="true" pageId="24" pageNumber="225">et al</emphasis>
. 1990
</bibRefCitation>
and
<bibRefCitation id="EFCC4B37A36E4D56A0C4F890FC21EF3A" author="Selvakumar, C. &amp; Sundar, S. &amp; Muthukumarasamy, A." box="[648,906,1860,1887]" pageId="24" pageNumber="225" pagination="1 - 7" refId="ref19199" refString="Selvakumar, C., Sundar, S. &amp; Muthukumarasamy, A. (2012) Diversity and distribution of mayflies (Insecta: Ephemeroptera) in Tamirabarani River of southern Western Ghats, India. International Journal of Applied Bioresearch, 5, 1 - 7. [03 / 2012]" type="journal article" year="2012">
Selvakumar
<emphasis id="B929EAD4A36E4D56A158F891FCEEEF3A" box="[788,837,1860,1886]" italics="true" pageId="24" pageNumber="225">et al</emphasis>
. 2012
</bibRefCitation>
reported this species from southern
<collectingCountry id="F34A7656A36E4D56A750F890FAF3EF3A" box="[1308,1368,1860,1886]" name="India" pageId="24" pageNumber="225">India</collectingCountry>
, but it is unclear if they determined it correctly or not. As proceeds from the original description,
<taxonomicName id="4C5D4D45A36E4D56A6C7F8BDFAE6EFE6" authorityName="Muller-Liebenau &amp; Hubbard" authorityYear="1985" box="[1163,1357,1896,1922]" class="Insecta" family="Baetidae" genus="Baetis" kingdom="Animalia" order="Ephemeroptera" pageId="24" pageNumber="225" phylum="Arthropoda" rank="species" species="frequentus" subGenus="Tenuibaetis">
<emphasis id="B929EAD4A36E4D56A6C7F8BDFB08EFE6" box="[1163,1187,1897,1922]" italics="true" pageId="24" pageNumber="225">B.</emphasis>
(
<emphasis id="B929EAD4A36E4D56A6FFF8BDFB63EFE6" box="[1203,1224,1897,1922]" italics="true" pageId="24" pageNumber="225">T.</emphasis>
)
<emphasis id="B929EAD4A36E4D56A694F8BCFAE6EFE6" box="[1240,1357,1896,1922]" italics="true" pageId="24" pageNumber="225">frequentus</emphasis>
</taxonomicName>
differs from other species by the pseudo-bifurcate setae on outer sides of tibia and neighboring areas of femur and tarsus (
<bibRefCitation id="EFCC4B37A36E4D56A2D3F864FD8EEFAF" author="Muller-Liebenau, I. &amp; Hubbard, M. D." box="[159,549,1968,1995]" pageId="24" pageNumber="225" pagination="537 - 561" refId="ref19053" refString="Muller-Liebenau, I. &amp; Hubbard, M. D. (1985) Baetidae from Sri Lanka with some general remarks on the Baetidae of the Oriental Region (Insecta: Ephemeroptera). Florida Entomologist, 68 (4), 537 - 561. https: // doi. org / 10.2307 / 3494855" type="journal article" year="1985">Müller-Liebenau &amp; Hubbard 1985</bibRefCitation>
).
<bibRefCitation id="EFCC4B37A36E4D56A074F864FCEFEFAF" author="Kubendran, T. &amp; Balasubramanian, C. &amp; Selvakumar, C. &amp; Gattolliat, J. L. &amp; Sivaramakrishnan, K. G." box="[568,836,1968,1995]" pageId="24" pageNumber="225" pagination="188 - 200" refId="ref18714" refString="Kubendran, T., Balasubramanian, C., Selvakumar, C., Gattolliat, J. L. &amp; Sivaramakrishnan, K. G. (2015) Contribution to the knowledge of Tenuibaetis Kang &amp; Yang 1994, Nigrobaetis Novikova &amp; Kluge 1987 and Labiobaetis Novikova &amp; Kluge 1987 (Ephemeroptera: Baetidae) from the Western Ghats (India). Zootaxa, 3957 (2), 188 - 200. https: // doi. org / 10.11646 / zootaxa. 3957.2.3" type="journal article" year="2015">
Kubendran
<emphasis id="B929EAD4A36E4D56A0F7F865FD47EFAE" box="[699,748,1968,1994]" italics="true" pageId="24" pageNumber="225">et al</emphasis>
. (2015)
</bibRefCitation>
described larvae and imagines from
<collectingRegion id="4999F824A36E4D56A692F864FA37EFAF" box="[1246,1436,1968,1995]" country="India" name="Tamil Nadu" pageId="24" pageNumber="225">Tamil Nadu state</collectingRegion>
in
<collectingCountry id="F34A7656A36E4D56A2FBF800FF58EF8A" box="[183,243,2004,2030]" name="India" pageId="24" pageNumber="225">India</collectingCountry>
, which they determined as
<taxonomicName id="4C5D4D45A36E4D56A078F800FCE9EF8A" authorityName="Muller-Liebenau &amp; Hubbard" authorityYear="1985" baseAuthorityName="Müller-Liebenau &amp; Hubbard" baseAuthorityYear="1985" box="[564,834,2004,2030]" class="Insecta" family="Baetidae" genus="Tenuibaetis" kingdom="Animalia" order="Ephemeroptera" pageId="24" pageNumber="225" phylum="Arthropoda" rank="species" species="frequentus">
<emphasis id="B929EAD4A36E4D56A078F800FCE9EF8A" box="[564,834,2004,2030]" italics="true" pageId="24" pageNumber="225">́Tenuibaetis frequentus</emphasis>
</taxonomicName>
». Judging by the drawings (
<bibRefCitation id="EFCC4B37A36E4D56A6DDF800FA33EF8B" author="Kubendran, T. &amp; Balasubramanian, C. &amp; Selvakumar, C. &amp; Gattolliat, J. L. &amp; Sivaramakrishnan, K. G." box="[1169,1432,2004,2031]" pageId="24" pageNumber="225" pagination="188 - 200" refId="ref18714" refString="Kubendran, T., Balasubramanian, C., Selvakumar, C., Gattolliat, J. L. &amp; Sivaramakrishnan, K. G. (2015) Contribution to the knowledge of Tenuibaetis Kang &amp; Yang 1994, Nigrobaetis Novikova &amp; Kluge 1987 and Labiobaetis Novikova &amp; Kluge 1987 (Ephemeroptera: Baetidae) from the Western Ghats (India). Zootaxa, 3957 (2), 188 - 200. https: // doi. org / 10.11646 / zootaxa. 3957.2.3" type="journal article" year="2015">
Kubendran
<emphasis id="B929EAD4A36E4D56A75BF801FAE0EF8A" box="[1303,1355,2004,2030]" italics="true" pageId="24" pageNumber="225">et al</emphasis>
. 2015
</bibRefCitation>
: figs 1011), thick setae on outer side of larval tibia and tarsus are stout, pointed and look integral in transmission light, but not pseudo-bifurcate; so these larvae cannot belong to
<taxonomicName id="4C5D4D45A36F4D57A1C8FF6FFBE7E8B1" authorityName="Muller-Liebenau &amp; Hubbard" authorityYear="1985" baseAuthorityName="Müller-Liebenau &amp; Hubbard" baseAuthorityYear="1985" box="[900,1100,187,213]" class="Insecta" family="Baetidae" genus="Tenuibaetis" kingdom="Animalia" order="Ephemeroptera" pageId="25" pageNumber="226" phylum="Arthropoda" rank="species" species="frequentus" subGenus="Tenuibaetis">
<emphasis id="B929EAD4A36F4D57A1C8FF6FFC37E8B0" box="[900,924,187,212]" italics="true" pageId="25" pageNumber="226">B.</emphasis>
(
<emphasis id="B929EAD4A36F4D57A1E3FF6FFC6FE8B0" box="[943,964,187,212]" italics="true" pageId="25" pageNumber="226">T.</emphasis>
)
<emphasis id="B929EAD4A36F4D57A19BFF6FFBE7E8B1" box="[983,1100,187,213]" italics="true" pageId="25" pageNumber="226">frequentus</emphasis>
</taxonomicName>
. Male imagines described as
<taxonomicName id="4C5D4D45A36F4D57A2DBFF0BFE0AE89D" authorityName="Muller-Liebenau &amp; Hubbard" authorityYear="1985" baseAuthorityName="Müller-Liebenau &amp; Hubbard" baseAuthorityYear="1985" box="[151,417,223,249]" class="Insecta" family="Baetidae" genus="Tenuibaetis" kingdom="Animalia" order="Ephemeroptera" pageId="25" pageNumber="226" phylum="Arthropoda" rank="species" species="frequentus">
<emphasis id="B929EAD4A36F4D57A2DBFF0BFE0AE89D" box="[151,417,223,249]" italics="true" pageId="25" pageNumber="226">́Tenuibaetis frequentus</emphasis>
</taxonomicName>
» were not reared from larvae, and their belonging to the same species is not proven.
</paragraph>
<paragraph id="8BE236C6A36F4D57A28BFED6FB4BEA7D" blockId="25.[151,1437,151,537]" pageId="25" pageNumber="226">
<emphasis id="B929EAD4A36F4D57A28BFED6FDC8E979" bold="true" box="[199,611,258,285]" pageId="25" pageNumber="226">
Synonymy of
<taxonomicName id="4C5D4D45A36F4D57A325FED7FDF6E979" authorityName=": Kluge &amp; Novikova" authorityYear="2014" box="[361,605,258,285]" class="Insecta" family="Baetidae" genus="Baetis" kingdom="Animalia" order="Ephemeroptera" pageId="25" pageNumber="226" phylum="Arthropoda" rank="species" species="michaelohubbardi">
<emphasis id="B929EAD4A36F4D57A325FED7FED7E979" bold="true" box="[361,380,259,285]" italics="true" pageId="25" pageNumber="226">B</emphasis>
.
<emphasis id="B929EAD4A36F4D57A3C5FED6FDF6E979" bold="true" box="[393,605,258,285]" italics="true" pageId="25" pageNumber="226">michaelohubbardi</emphasis>
</taxonomicName>
.
</emphasis>
Selva-kumar,
<bibRefCitation id="EFCC4B37A36F4D57A149FED7FB0FE979" author="Sundar, S. &amp; Sivaramakrishnan, K. G." box="[773,1188,259,285]" pageId="25" pageNumber="226" pagination="116 - 129" refId="ref19253" refString="Selva-kumar, C., Sundar, S. &amp; Sivaramakrishnan, K. G. (2012) Two new mayfly species (Baetidae) from India. Oriental Insects, 45 (2), 116 - 129. https: // doi. org / 10.1080 / 00305316.2012.689487" type="journal article" year="2012">Sundar and Sivaramakrishnan (2012)</bibRefCitation>
described larvae from southern
<collectingCountry id="F34A7656A36F4D57A34CFEF3FE91E925" box="[256,314,295,321]" name="India" pageId="25" pageNumber="226">India</collectingCountry>
under the name
<taxonomicName id="4C5D4D45A36F4D57A3B7FEF3FCEDE925" authorityName="Kumar, Sundar &amp; Sivaramakrishnan" authorityYear="2012" box="[507,838,295,321]" class="Insecta" family="Baetidae" genus="Indobaetis" kingdom="Animalia" order="Ephemeroptera" pageId="25" pageNumber="226" phylum="Arthropoda" rank="species" species="michaelohubbardi">
<emphasis id="B929EAD4A36F4D57A3B7FEF3FCEDE925" box="[507,838,295,321]" italics="true" pageId="25" pageNumber="226">Indobaetis michaelohubbardi</emphasis>
</taxonomicName>
Selva-kumar
<emphasis id="B929EAD4A36F4D57A1AAFEF3FBB2E925" box="[998,1049,295,321]" italics="true" pageId="25" pageNumber="226">et al</emphasis>
. 2012. This description contained significant errors, because of which the species was wrongly attributed to the genus
<taxonomicName id="4C5D4D45A36F4D57A62CFE9FFEC7E9ED" authority="Muller-Liebenau &amp; Morihara, 1982" authorityName="Muller-Liebenau &amp; Morihara" authorityYear="1982" class="Insecta" family="Baetidae" genus="Indobaetis" kingdom="Animalia" order="Ephemeroptera" pageId="25" pageNumber="226" phylum="Arthropoda" rank="genus">
<emphasis id="B929EAD4A36F4D57A62CFE9FFB7DE901" box="[1120,1238,331,357]" italics="true" pageId="25" pageNumber="226">Indobaetis</emphasis>
<bibRefCitation id="EFCC4B37A36F4D57A693FE9FFEC7E9ED" author="Muller-Liebenau, I. &amp; Morihara, D. K." pageId="25" pageNumber="226" pagination="26 - 34" refId="ref19110" refString="Muller-Liebenau, I. &amp; Morihara, D. K. (1982) Indobaetis: a new genus of Baetidae from Sri Lanka (Insecta: Ephemeroptera) with two new species. Gewasser und Abwasser, 68 / 69, 26 - 34." type="journal article" year="1982">Müller-Liebenau &amp; Morihara, 1982</bibRefCitation>
</taxonomicName>
.
<bibRefCitation id="EFCC4B37A36F4D57A337FEBBFD6AE9ED" author="Kluge, N. J. &amp; Novikova, E. A." box="[379,705,367,393]" pageId="25" pageNumber="226" pagination="209 - 236" refId="ref18518" refString="Kluge, N. J. &amp; Novikova, E. A. (2014) Systematics of Indobaetis Muller-Liebenau &amp; Morihara 1982, and related implications for some other Baetidae genera (Ephemeroptera). Zootaxa, 3835 (2), 209 - 236. https: // doi. org / 10.11646 / zootaxa. 3835.2.3" type="journal article" year="2014">Kluge and Novikova (2014)</bibRefCitation>
transferred it in the subgenus
<taxonomicName id="4C5D4D45A36F4D57A666FEBBFB01E9ED" authorityName=": Fujitani, Hirowatari &amp; Tanida" authorityYear="2003" box="[1066,1194,367,393]" class="Insecta" family="Baetidae" genus="Tenuibaetis" kingdom="Animalia" order="Ephemeroptera" pageId="25" pageNumber="226" phylum="Arthropoda" rank="genus">
<emphasis id="B929EAD4A36F4D57A666FEBBFB01E9ED" box="[1066,1194,367,393]" italics="true" pageId="25" pageNumber="226">Tenuibaetis</emphasis>
</taxonomicName>
of the genus
<taxonomicName id="4C5D4D45A36F4D57A703FEBBFA3EE9EC" authorityName="Leach" authorityYear="1815" box="[1359,1429,367,392]" class="Insecta" family="Baetidae" genus="Baetis" kingdom="Animalia" order="Ephemeroptera" pageId="25" pageNumber="226" phylum="Arthropoda" rank="genus">
<emphasis id="B929EAD4A36F4D57A703FEBBFA3EE9EC" box="[1359,1429,367,392]" italics="true" pageId="25" pageNumber="226">Baetis</emphasis>
</taxonomicName>
. According to the original description of
<emphasis id="B929EAD4A36F4D57A012FE47FDC4E9C8" box="[606,623,403,428]" italics="true" pageId="25" pageNumber="226">B</emphasis>
.
<taxonomicName id="4C5D4D45A36F4D57A032FE47FCD0E9C9" authorityName="Kumar, Sundar &amp; Sivaramakrishnan" authorityYear="2012" box="[638,891,403,429]" class="Insecta" family="Baetidae" genus="Indobaetis" kingdom="Animalia" order="Ephemeroptera" pageId="25" pageNumber="226" phylum="Arthropoda" rank="species" species="michaelohubbardi" subGenus="Tenuibaetis">
(
<emphasis id="B929EAD4A36F4D57A0CBFE47FD3CE9C8" box="[647,663,403,428]" italics="true" pageId="25" pageNumber="226">T</emphasis>
.)
<emphasis id="B929EAD4A36F4D57A0E3FE47FCD0E9C9" box="[687,891,403,429]" italics="true" pageId="25" pageNumber="226">michaelohubbardi</emphasis>
</taxonomicName>
, its ́hindwing pads absent» (Selva-kumar
<emphasis id="B929EAD4A36F4D57A728FE47FA3EE9C9" box="[1380,1429,403,429]" italics="true" pageId="25" pageNumber="226">et al</emphasis>
. 2012: 127). Later K.G. Sivaramakrishnan (personal communication) reported that actually the type specimens have hind protoptera (
<bibRefCitation id="EFCC4B37A36F4D57A314FE0FFD18E991" author="Kluge, N. J. &amp; Novikova, E. A." box="[344,691,474,501]" pageId="25" pageNumber="226" pagination="209 - 236" refId="ref18518" refString="Kluge, N. J. &amp; Novikova, E. A. (2014) Systematics of Indobaetis Muller-Liebenau &amp; Morihara 1982, and related implications for some other Baetidae genera (Ephemeroptera). Zootaxa, 3835 (2), 209 - 236. https: // doi. org / 10.11646 / zootaxa. 3835.2.3" type="journal article" year="2014">Kluge &amp; Novikova 2014: 215</bibRefCitation>
). Recently, C. Selvakumar kindly provided us with photos of the
<typeStatus id="54E68864A36F4D57A2DBFE2BFF52EA7D" box="[151,249,511,537]" pageId="25" pageNumber="226" type="holotype">holotype</typeStatus>
of this species (
<figureCitation id="13662A43A36F4D57A3E2FE2BFDE7EA7D" box="[430,588,511,537]" captionStart="FIGURES 116124" captionStartId="25.[151,264,1921,1945]" captionTargetBox="[224,1363,561,1898]" captionTargetId="figure-224@25.[224,1363,561,1898]" captionTargetPageId="25" captionText="FIGURES 116124. Baetis (Tenuibaetis) frequentus (holotype of Indobaetis michaelohubbardi). 116, labrum; 117118, left and right mandibles; 119, maxilla; 120, hypopharynx with superlinguae; 121122, labium; 123, abdominal tergum with tergalius; 124, leg." figureDoi="http://doi.org/10.5281/zenodo.7889759" httpUri="https://zenodo.org/record/7889759/files/figure.png" pageId="25" pageNumber="226">Figs 116124</figureCitation>
). Judging by them, it is conspecific with
<taxonomicName id="4C5D4D45A36F4D57A65BFE2BFB72EA7D" authorityName="Muller-Liebenau &amp; Hubbard" authorityYear="1985" baseAuthorityName="Müller-Liebenau &amp; Hubbard" baseAuthorityYear="1985" box="[1047,1241,511,537]" class="Insecta" family="Baetidae" genus="Tenuibaetis" kingdom="Animalia" order="Ephemeroptera" pageId="25" pageNumber="226" phylum="Arthropoda" rank="species" species="frequentus" subGenus="Tenuibaetis">
<emphasis id="B929EAD4A36F4D57A65BFE2BFB84EA7C" box="[1047,1071,511,536]" italics="true" pageId="25" pageNumber="226">B.</emphasis>
(
<emphasis id="B929EAD4A36F4D57A673FE2BFBFFEA7C" box="[1087,1108,511,536]" italics="true" pageId="25" pageNumber="226">T.</emphasis>
)
<emphasis id="B929EAD4A36F4D57A628FE2BFB72EA7D" box="[1124,1241,511,537]" italics="true" pageId="25" pageNumber="226">frequentus</emphasis>
</taxonomicName>
.
</paragraph>
</subSubSection>
</treatment>
</document>