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<document id="5BE75B8560DAB60A41BA74E57A810106" ID-CLB-Dataset="169972" ID-DOI="10.11646/zootaxa.5196.2.7" ID-GBIF-Dataset="462ad630-4d22-4733-a472-3f97a95df1ca" ID-ISSN="1175-5326" ID-Zenodo-Dep="7224561" ID-ZooBank="299E1322-6A5E-4351-95F9-ADD7A9CD10B4" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1666167812200" checkinUser="plazi" docAuthor="De Lima, Cláudia R. T., Massariol, Fabiana Criste, Cruz, Paulovilela &amp; Hamada, Neusa" docDate="2022" docId="03BD87ED66228931FF233C35FB6575F6" docLanguage="en" docName="zootaxa.5196.2.7.pdf" docOrigin="Zootaxa 5196 (2)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Rivudiva watu De Lima &amp; Massariol &amp; Cruz &amp; Hamada 2022, sp. nov." docType="treatment" docVersion="7" lastPageNumber="277" masterDocId="FF84FF956625893DFFB43A4BFFF5775F" masterDocTitle="Two new species of small minnow mayfly (Ephemeroptera: Baetidae) from a mine-tailing dam disaster area in Minas Gerais, Brazil" masterLastPageNumber="279" masterPageNumber="265" pageNumber="272" updateTime="1699409002519" updateUser="ExternalLinkService" zenodo-license-document="CLOSED">
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<mods:title id="D965D50C5E6863489685697A4DFB2701">Two new species of small minnow mayfly (Ephemeroptera: Baetidae) from a mine-tailing dam disaster area in Minas Gerais, Brazil</mods:title>
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<mods:namePart id="8EF36BBA8A6246B2A2AF6996897B7C97">De Lima, Cláudia R. T.</mods:namePart>
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<mods:namePart id="0E18DD8CC19ECA43C6B0D97AE456F5D3">Massariol, Fabiana Criste</mods:namePart>
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<mods:namePart id="AB68B855C6A511681844935FF6B9689E">Cruz, Paulovilela</mods:namePart>
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<mods:namePart id="ED5AA9DE0A897310131722B61956284A">Hamada, Neusa</mods:namePart>
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<mods:title id="83C4AE3F4535009546693E27F0D5D11C">Zootaxa</mods:title>
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<mods:date id="FD13B5BEE8129477769625841E37B252">2022</mods:date>
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<mods:number id="2862733A9EC2C9A87BAFC6899A48A0D8">2022-10-19</mods:number>
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<treatment id="03BD87ED66228931FF233C35FB6575F6" ID-DOI="http://doi.org/10.5281/zenodo.7231849" ID-GBIF-Taxon="203119905" ID-Zenodo-Dep="7231849" LSID="urn:lsid:plazi:treatment:03BD87ED66228931FF233C35FB6575F6" httpUri="http://treatment.plazi.org/id/03BD87ED66228931FF233C35FB6575F6" lastPageId="12" lastPageNumber="277" pageId="7" pageNumber="272">
<subSubSection id="C30E65706622893AFF233C35FC3171E2" pageId="7" pageNumber="272" type="nomenclature">
<paragraph id="8BAB36FB6622893AFF233C35FE5F71C6" blockId="7.[151,964,1662,1761]" box="[151,426,1662,1689]" pageId="7" pageNumber="272">
<heading id="D0E381976622893AFF233C35FE5F71C6" bold="true" box="[151,426,1662,1689]" fontSize="11" level="1" pageId="7" pageNumber="272" reason="1">
<emphasis id="B960EAE96622893AFF233C35FE5F71C6" bold="true" box="[151,426,1662,1689]" pageId="7" pageNumber="272">
<taxonomicName id="4C144D786622893AFF233C35FEB071C6" authority="De Lima &amp; Massariol &amp; Cruz &amp; Hamada, 2022" authorityName="De Lima &amp; Massariol &amp; Cruz &amp; Hamada" authorityYear="2022" box="[151,325,1662,1689]" class="Insecta" family="Baetidae" genus="Rivudiva" kingdom="Animalia" order="Ephemeroptera" pageId="7" pageNumber="272" phylum="Arthropoda" rank="species" species="watu" status="sp. nov.">
<emphasis id="B960EAE96622893AFF233C35FEB071C6" bold="true" box="[151,325,1662,1689]" italics="true" pageId="7" pageNumber="272">Rivudiva watu</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A25357926622893AFEF83C34FE5F71C6" box="[332,426,1663,1689]" pageId="7" pageNumber="272" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
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urn:lsid:zoobank.org:act:
<uuid id="FFB20C2E6622893AFE1D3CE9FC3171E2" box="[425,964,1698,1725]" pageId="7" pageNumber="272">BEAE7E30-6067-4856-80A5-B64BFB8F516E</uuid>
</uri>
</paragraph>
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<subSubSection id="C30E65706622893AFF233C8CFE1E71BE" box="[151,491,1735,1761]" pageId="7" pageNumber="272" type="description">
<paragraph id="8BAB36FB6622893AFF233C8CFE1E71BE" blockId="7.[151,964,1662,1761]" box="[151,491,1735,1761]" pageId="7" pageNumber="272">
(
<figureCitation id="132F2A7E6622893AFF2B3C8CFEB671BE" box="[159,323,1735,1761]" captionStart="FIGURE 6" captionStartId="9.[151,250,1943,1967]" captionTargetBox="[191,1390,192,1906]" captionTargetId="figure-21@9.[179,1408,181,1919]" captionTargetPageId="9" captionText="FIGURE 6. Rivudiva watu sp. nov., holotype (INPA). A, labrum (left d.v., right v.v.); B, left mandible; C, right mandible; D, left maxilla; E, hypopharynx; F, labium (left d.v., right v.v.); G, shape of distal rows of setae of glossa." figureDoi="http://doi.org/10.5281/zenodo.7224573" httpUri="https://zenodo.org/record/7224573/files/figure.png" pageId="7" pageNumber="272">Figures 6AG</figureCitation>
;
<figureCitation id="132F2A7E6622893AFEFB3C8CFE6271BE" box="[335,407,1735,1761]" captionStart="FIGURE 7" captionStartId="10.[151,250,1943,1967]" captionTargetBox="[257,1331,200,1906]" captionTargetId="figure-37@10.[244,1343,181,1919]" captionTargetPageId="10" captionText="FIGURE 7. Rivudiva watu sp. nov., holotype (INPA). A, foreleg (femur on anterior surface); B, posterior surface of forefemur; C, hind leg (femur on anterior surface); D, posterior surface of hind femur." figureDoi="http://doi.org/10.5281/zenodo.7224575" httpUri="https://zenodo.org/record/7224575/files/figure.png" pageId="7" pageNumber="272">7AD</figureCitation>
;
<figureCitation id="132F2A7E6622893AFE163C8CFE1671BE" box="[418,483,1735,1761]" captionStart="FIGURE 8" captionStartId="11.[151,250,1943,1967]" captionTargetBox="[156,1424,190,1913]" captionTargetId="figure-21@11.[153,1435,181,1919]" captionTargetPageId="11" captionText="FIGURE 8. Rivudiva watu sp. nov., (INPA). A, dorsal habitus of immature nymph (holotype); B, dorsal habitus of mature nymph (paratype); C, posterior margin of tergum IV; D, paraproct; E, paracercus; F, cercus." figureDoi="http://doi.org/10.5281/zenodo.7224577" httpUri="https://zenodo.org/record/7224577/files/figure.png" pageId="7" pageNumber="272">8AF</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="C30E65706622893AFF233D45FC11702E" pageId="7" pageNumber="272" type="materials_examined">
<paragraph id="8BAB36FB6622893AFF233D45FC11702E" blockId="7.[151,1437,1806,2013]" pageId="7" pageNumber="272">
<emphasis id="B960EAE96622893AFF233D45FE7F7077" bold="true" box="[151,394,1806,1832]" pageId="7" pageNumber="272">Material examined.</emphasis>
<materialsCitation id="3B7C3CA66622893AFE2D3D44FBE47012" ID-GBIF-Occurrence="3938607302" collectingDate="2019-02-28" collectionCode="INPA" collectorName="Bramuth A. C. &amp; Massariol, F. C." country="Brazil" latitude="-19.2325" location="Resplendor" longLatPrecision="21" longitude="-41.359722" municipality="Larva" pageId="7" pageNumber="272" specimenCount="148" stateProvince="Minas Gerais" typeStatus="holotype">
<emphasis id="B960EAE96622893AFE2D3D44FDF87076" bold="true" box="[409,525,1807,1833]" pageId="7" pageNumber="272">
<typeStatus id="54AF88596622893AFE2D3D44FDFD7076" box="[409,520,1807,1833]" pageId="7" pageNumber="272" type="holotype">Holotype</typeStatus>
.
</emphasis>
<collectingMunicipality id="6BCFAC816622893AFDA93D44FDAB7076" box="[541,606,1807,1833]" pageId="7" pageNumber="272">Larva</collectingMunicipality>
(on slide),
<emphasis id="B960EAE96622893AFD4D3D45FC917077" bold="true" box="[761,868,1806,1832]" pageId="7" pageNumber="272">
<collectingCountry id="F303766B6622893AFD4D3D45FC917077" box="[761,868,1806,1832]" name="Brazil" pageId="7" pageNumber="272">BRAZIL</collectingCountry>
</emphasis>
,
<collectingRegion id="49D0F8196622893AFCCF3D44FB907076" box="[891,1125,1807,1833]" country="Brazil" name="Minas Gerais" pageId="7" pageNumber="272">Minas Gerais State</collectingRegion>
,
<location id="8ECB60206622893AFBCD3D44FB0F7076" LSID="urn:lsid:plazi:treatment:03BD87ED66228931FF233C35FB6575F6:8ECB60206622893AFBCD3D44FB0F7076" box="[1145,1274,1807,1833]" country="Brazil" latitude="-19.2325" longLatPrecision="21" longitude="-41.359722" municipality="Larva" name="Resplendor" pageId="7" pageNumber="272" stateProvince="Minas Gerais">Resplendor</location>
,
<geoCoordinate id="EE20503C6622893AFABB3D5BFA627074" box="[1295,1431,1808,1835]" degrees="41" direction="west" minutes="21" orientation="longitude" pageId="7" pageNumber="272" precision="15" seconds="35" value="-41.359722">41º2135″W</geoCoordinate>
,
<geoCoordinate id="EE20503C6622893AFF233D7FFEED7010" box="[151,280,1844,1871]" degrees="19" direction="south" minutes="13" orientation="latitude" pageId="7" pageNumber="272" precision="15" seconds="57" value="-19.2325">19º1357″S</geoCoordinate>
,
<date id="FFAA103B6622893AFE973D78FE6F7012" box="[291,410,1843,1869]" pageId="7" pageNumber="272" value="2019-02-28">
<collectingDate id="EFEEE9D36622893AFE973D78FE6F7012" box="[291,410,1843,1869]" pageId="7" pageNumber="272" value="2019-02-28">
28.II.
<quantity id="4CEC9B1E6622893AFEE83D78FE6F7012" box="[348,410,1843,1869]" metricMagnitude="6" metricUnit="m" metricValue="2.019148" pageId="7" pageNumber="272" unit="m" value="2019148.0">2019</quantity>
</collectingDate>
</date>
,
<specimenCount id="9D12FD726622893AFE113D78FE027012" box="[421,503,1843,1869]" pageId="7" pageNumber="272" type="generic">148 m.</specimenCount>
a.s.l., coll.
<collectorName id="26E1532D6622893AFDD83D78FCFE7012" box="[620,779,1843,1869]" pageId="7" pageNumber="272">Bramuth A.C.</collectorName>
,
<collectorName id="26E1532D6622893AFCA23D78FC377012" box="[790,962,1843,1869]" pageId="7" pageNumber="272">Massariol, F.C.</collectorName>
,
<collectionCode id="ED05AE3E6622893AFC7A3D78FBE47012" box="[974,1041,1843,1869]" country="Brazil" httpUri="http://grbio.org/cool/rm88-499z" name="Instituto Nacional de Pesquisas da Amazonia" pageId="7" pageNumber="272">INPA</collectionCode>
</materialsCitation>
.
<materialsCitation id="3B7C3CA66622893AFBAF3D78FD7B702E" ID-GBIF-Occurrence="3938607303" collectingDate="2019-02-28" collectionCode="INPA" collectorName="Bramuth A. C. &amp; Massariol, F. C." country="Brazil" latitude="-19.2325" location="Resplendor" longLatPrecision="21" longitude="-41.359722" municipality="Larva" pageId="7" pageNumber="272" specimenCount="2" specimenCount-larva="2" stateProvince="Minas Gerais" typeStatus="paratype">
<emphasis id="B960EAE96622893AFBAF3D78FB697012" bold="true" box="[1051,1180,1843,1869]" pageId="7" pageNumber="272">
<typeStatus id="54AF88596622893AFBAF3D78FB627012" box="[1051,1175,1843,1869]" pageId="7" pageNumber="272" type="paratype">Paratypes</typeStatus>
:
</emphasis>
Larva (on slide), same data as holotype,
<collectionCode id="ED05AE3E6622893AFEEF3D1CFE6B702E" box="[347,414,1879,1905]" country="Brazil" httpUri="http://grbio.org/cool/rm88-499z" name="Instituto Nacional de Pesquisas da Amazonia" pageId="7" pageNumber="272">INPA</collectionCode>
;
<specimenCount id="9D12FD726622893AFE1D3D1CFDF7702E" box="[425,514,1879,1905]" pageId="7" pageNumber="272" type="larva">2 larvae</specimenCount>
(in alcohol)
</materialsCitation>
,
<materialsCitation id="3B7C3CA66622893AFD2D3D1CFC15702E" ID-GBIF-Occurrence="3938607301" box="[665,992,1879,1905]" collectingDate="2019-02-28" collectionCode="INPA" collectorName="Bramuth A. C. &amp; Massariol, F. C." country="Brazil" latitude="-19.2325" location="Resplendor" longLatPrecision="21" longitude="-41.359722" municipality="Larva" pageId="7" pageNumber="272" specimenCount="1" stateProvince="Minas Gerais" typeStatus="paratype">
same data as holotype,
<collectionCode id="ED05AE3E6622893AFC293D1CFC15702E" box="[925,992,1879,1905]" country="Brazil" httpUri="http://grbio.org/cool/rm88-499z" name="Instituto Nacional de Pesquisas da Amazonia" pageId="7" pageNumber="272">INPA</collectionCode>
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="C30E657066228935FF233D31FE44712A" lastPageId="8" lastPageNumber="273" pageId="7" pageNumber="272" type="description">
<paragraph id="8BAB36FB6622893AFF233D31FA8070CA" blockId="7.[151,1437,1806,2013]" box="[151,1397,1914,1941]" pageId="7" pageNumber="272">
<emphasis id="B960EAE96622893AFF233D31FE8170CA" bold="true" box="[151,372,1914,1941]" pageId="7" pageNumber="272">
Description.
<emphasis id="B960EAE96622893AFE843D30FE8170CA" bold="true" box="[304,372,1915,1941]" italics="true" pageId="7" pageNumber="272">Larva</emphasis>
</emphasis>
. Body length 3.04.0 mm. Coloration of light yellow, with light brown mark over terga VI.
</paragraph>
<paragraph id="8BAB36FB66228935FF733DD4FDDF74B2" blockId="7.[151,1437,1806,2013]" lastBlockId="8.[151,1437,151,2013]" lastPageId="8" lastPageNumber="273" pageId="7" pageNumber="272">
<emphasis id="B960EAE96622893AFF733DD4FEF270E6" bold="true" box="[199,263,1951,1977]" pageId="7" pageNumber="272">Head</emphasis>
.
<emphasis id="B960EAE96622893AFEAD3DD4FE8370E6" box="[281,374,1951,1977]" italics="true" pageId="7" pageNumber="272">Antenna</emphasis>
: flagellum with minute spines and setae on apex of each flagellomere.
<emphasis id="B960EAE96622893AFB713DD4FAEB70E6" box="[1221,1310,1951,1977]" italics="true" pageId="7" pageNumber="272">Labrum</emphasis>
(
<figureCitation id="132F2A7E6622893AFA853DD4FA7A70E6" box="[1329,1423,1951,1977]" captionStart="FIGURE 6" captionStartId="9.[151,250,1943,1967]" captionTargetBox="[191,1390,192,1906]" captionTargetId="figure-21@9.[179,1408,181,1919]" captionTargetPageId="9" captionText="FIGURE 6. Rivudiva watu sp. nov., holotype (INPA). A, labrum (left d.v., right v.v.); B, left mandible; C, right mandible; D, left maxilla; E, hypopharynx; F, labium (left d.v., right v.v.); G, shape of distal rows of setae of glossa." figureDoi="http://doi.org/10.5281/zenodo.7224573" httpUri="https://zenodo.org/record/7224573/files/figure.png" pageId="7" pageNumber="272">Fig. 6A</figureCitation>
). Rectangular, length about 0.6 × maximum width; distal margin with medial emargination, one row of robust, eventually pectinated, setae from lateral to middle; one row of thin bifid setae on distal margin not reaching distolateral margin; dorsal surface with many thin setae near distal margin.
<emphasis id="B960EAE9662D8935FC653AF0FB9F778A" box="[977,1130,187,213]" italics="true" pageId="8" pageNumber="273">Left mandible</emphasis>
(
<figureCitation id="132F2A7E662D8935FBCC3AF0FB25778A" box="[1144,1232,187,213]" captionStart="FIGURE 6" captionStartId="9.[151,250,1943,1967]" captionTargetBox="[191,1390,192,1906]" captionTargetId="figure-21@9.[179,1408,181,1919]" captionTargetPageId="9" captionText="FIGURE 6. Rivudiva watu sp. nov., holotype (INPA). A, labrum (left d.v., right v.v.); B, left mandible; C, right mandible; D, left maxilla; E, hypopharynx; F, labium (left d.v., right v.v.); G, shape of distal rows of setae of glossa." figureDoi="http://doi.org/10.5281/zenodo.7224573" httpUri="https://zenodo.org/record/7224573/files/figure.png" pageId="8" pageNumber="273">Fig. 6B</figureCitation>
): incisors partially cleft in two sets (fused at middle length); outer and inner set of incisors respectively with 4+2 denticles, outer incisor with spine-like process; prostheca robust and apically pectinate; margin between prostheca and mola straight; tuft of spine-like setae at base of mola absent; subtriangular process wide and pointed; denticles of mola constricted; mola with one large denticle; outer margin convex.
<emphasis id="B960EAE9662D8935FD113B00FCA4763A" box="[677,849,331,357]" italics="true" pageId="8" pageNumber="273">Right mandible</emphasis>
(
<figureCitation id="132F2A7E662D8935FCD63B00FC4E763A" box="[866,955,331,357]" captionStart="FIGURE 6" captionStartId="9.[151,250,1943,1967]" captionTargetBox="[191,1390,192,1906]" captionTargetId="figure-21@9.[179,1408,181,1919]" captionTargetPageId="9" captionText="FIGURE 6. Rivudiva watu sp. nov., holotype (INPA). A, labrum (left d.v., right v.v.); B, left mandible; C, right mandible; D, left maxilla; E, hypopharynx; F, labium (left d.v., right v.v.); G, shape of distal rows of setae of glossa." figureDoi="http://doi.org/10.5281/zenodo.7224573" httpUri="https://zenodo.org/record/7224573/files/figure.png" pageId="8" pageNumber="273">Fig. 6C</figureCitation>
): incisors cleft in two sets; outer and inner set of incisors respectively with 3+2 denticles, outer incisor with one spine-like process; prostheca stout, bifurcated at middle; margin between prostheca and mola straight; tuft of spine-like setae at base of mola present; denticles of mola not constricted; apex of mola with one simple setae; process of mola triangular; outer margin convex.
<emphasis id="B960EAE9662D8935FAF13BFCFA69768E" box="[1349,1436,439,465]" italics="true" pageId="8" pageNumber="273">Maxilla</emphasis>
(
<figureCitation id="132F2A7E662D8935FF2B3B90FF0876AA" box="[159,253,475,501]" captionStart="FIGURE 6" captionStartId="9.[151,250,1943,1967]" captionTargetBox="[191,1390,192,1906]" captionTargetId="figure-21@9.[179,1408,181,1919]" captionTargetPageId="9" captionText="FIGURE 6. Rivudiva watu sp. nov., holotype (INPA). A, labrum (left d.v., right v.v.); B, left mandible; C, right mandible; D, left maxilla; E, hypopharynx; F, labium (left d.v., right v.v.); G, shape of distal rows of setae of glossa." figureDoi="http://doi.org/10.5281/zenodo.7224573" httpUri="https://zenodo.org/record/7224573/files/figure.png" pageId="8" pageNumber="273">Fig. 6D</figureCitation>
). Maxillary palp 2.0 × length of galea-lacinia; segment II 1.0 × length of segment I, apex with robust apical lobe; ventral canine expanded, not laterally folded over canines (see
<figureCitation id="132F2A7E662D8935FC463BB4FBB37546" box="[1010,1094,511,537]" captionStart="FIGURE 1" captionStartId="1.[151,250,1914,1938]" captionTargetBox="[156,1431,998,1887]" captionTargetId="figure-306@1.[151,1436,993,1891]" captionTargetPageId="1" captionText="FIGURE 1. Map of species distribution in Rio Doce basin. Red circle Apobaetis irai sp. nov.; Blue circle Rivudiva watu sp. nov." figureDoi="http://doi.org/10.5281/zenodo.7224563" httpUri="https://zenodo.org/record/7224563/files/figure.png" pageId="8" pageNumber="273">Fig. 1E</figureCitation>
in
<bibRefCitation id="EF854B0A662D8935FBD93BB4FADE7546" author="Cruz, P. V. &amp; Boldrini, R. &amp; De Lima, C. R. &amp; Hamada, N." box="[1133,1323,511,537]" pageId="8" pageNumber="273" pagination="153 - 191" refId="ref7007" refString="Cruz, P. V., Boldrini, R., De Lima, C. R. &amp; Hamada, N. (2022) It is a mess! How many species are in Rivudiva trichobasis LugoOrtiz &amp; McCafferty, 1998 (Ephemeroptera: Baetidae)? European Journal of Taxonomy, 789 (1), 153 - 191. https: // doi. org / 10.5852 / ejt. 2022.789.1639" type="journal article" year="2022">
Cruz
<emphasis id="B960EAE9662D8935FB183BB4FB2A7546" box="[1196,1247,511,537]" italics="true" pageId="8" pageNumber="273">et al</emphasis>
. 2022
</bibRefCitation>
); two sets of distal setae of inner-ventral, one row clavate and one pectinate; base of maxilla broken.
<emphasis id="B960EAE9662D8935FB243868FADD7562" box="[1168,1320,547,573]" italics="true" pageId="8" pageNumber="273">Hypopharynx</emphasis>
(
<figureCitation id="132F2A7E662D8935FA8C3868FA7A7562" box="[1336,1423,547,573]" captionStart="FIGURE 6" captionStartId="9.[151,250,1943,1967]" captionTargetBox="[191,1390,192,1906]" captionTargetId="figure-21@9.[179,1408,181,1919]" captionTargetPageId="9" captionText="FIGURE 6. Rivudiva watu sp. nov., holotype (INPA). A, labrum (left d.v., right v.v.); B, left mandible; C, right mandible; D, left maxilla; E, hypopharynx; F, labium (left d.v., right v.v.); G, shape of distal rows of setae of glossa." figureDoi="http://doi.org/10.5281/zenodo.7224573" httpUri="https://zenodo.org/record/7224573/files/figure.png" pageId="8" pageNumber="273">Fig. 6E</figureCitation>
): lingua 1.2× longer than superlingua, rounded without distomedial projection or tuft of setae and lateral simple setae; superlingua with rounded outer margin and with short, thin, simple setae scattered over distal margin.
<emphasis id="B960EAE9662D8935FAB33820FAA875DA" box="[1287,1373,619,645]" italics="true" pageId="8" pageNumber="273">Labium</emphasis>
(
<figureCitation id="132F2A7E662D8935FADE3820FF2975F6" captionStart="FIGURE 6" captionStartId="9.[151,250,1943,1967]" captionTargetBox="[191,1390,192,1906]" captionTargetId="figure-21@9.[179,1408,181,1919]" captionTargetPageId="9" captionText="FIGURE 6. Rivudiva watu sp. nov., holotype (INPA). A, labrum (left d.v., right v.v.); B, left mandible; C, right mandible; D, left maxilla; E, hypopharynx; F, labium (left d.v., right v.v.); G, shape of distal rows of setae of glossa." figureDoi="http://doi.org/10.5281/zenodo.7224573" httpUri="https://zenodo.org/record/7224573/files/figure.png" pageId="8" pageNumber="273">Figs 6FG</figureCitation>
): glossa slightly broad at base, with parallel margins, distal margin slightly rounded with inner part oblique, with one stout blunt setae, shorter than paraglossa; inner margin with one short spine-like setae on half; ventral surface covered by thin setae; dorsal surface with inner arc close to inner margin, outer arc not sinuous, far from distal margin. Paraglossa curved inward; apex almost straight, with two rows of robust and long spine-like setae; outer margin with 3 long setae; dorsal surface with three longitudinal rows of setae, first row near inner margin longer than half of length, with long robust setae; second with half of length of the inner row, with long robust setae; and third near to outer-distal margin, with long setae; ventral surface with one row of 4 setae near to inner margin. Labial palp with segment I 1.0 × length of segments II and III combined; inner distal protuberance of segment II rounded, covered with thin, long simple setae; segment III narrow and conical, covered by thin simple setae, dorsal surface with robust spine-like setae.
</paragraph>
<paragraph id="8BAB36FB662D8935FF7339BCFBF772C2" blockId="8.[151,1437,151,2013]" pageId="8" pageNumber="273">
<emphasis id="B960EAE9662D8935FF7339BCFED2734E" bold="true" box="[199,295,1015,1041]" pageId="8" pageNumber="273">Thorax.</emphasis>
<emphasis id="B960EAE9662D8935FE8539BCFE7C734E" box="[305,393,1015,1041]" italics="true" pageId="8" pageNumber="273">Foreleg</emphasis>
(
<figureCitation id="132F2A7E662D8935FE2939BCFDEE734E" box="[413,539,1015,1041]" captionStart="FIGURE 7" captionStartId="10.[151,250,1943,1967]" captionTargetBox="[257,1331,200,1906]" captionTargetId="figure-37@10.[244,1343,181,1919]" captionTargetPageId="10" captionText="FIGURE 7. Rivudiva watu sp. nov., holotype (INPA). A, foreleg (femur on anterior surface); B, posterior surface of forefemur; C, hind leg (femur on anterior surface); D, posterior surface of hind femur." figureDoi="http://doi.org/10.5281/zenodo.7224575" httpUri="https://zenodo.org/record/7224575/files/figure.png" pageId="8" pageNumber="273">Figs 7AB</figureCitation>
): femur length about 2.8 ×maximum width; dorsal margin with one row of long and robust setae reaching apex; ventral margin with few setae at base; anterior surface with one medial row of elongate setae, one row of long spine-like setae near ventral margin not reaching apex; posterior surface with one medial row of long spine-like setae, and one row of long spine-like setae near ventral margin reaching apex. Tibia dorsally bare; ventral margin with one row of long spine-like setae increasing in length to apex; patella-tibial suture absent. Tarsus: ventral margin with one row of spine-like setae. Claws 0.5 × length of tarsus, with two rows of conical denticles not reaching apex.
<emphasis id="B960EAE9662D8935FDE53E84FCB473B6" box="[593,833,1231,1257]" italics="true" pageId="8" pageNumber="273">Middle and hind legs</emphasis>
(
<figureCitation id="132F2A7E662D8935FCE53E84FC2773B6" box="[849,978,1231,1257]" captionStart="FIGURE 7" captionStartId="10.[151,250,1943,1967]" captionTargetBox="[257,1331,200,1906]" captionTargetId="figure-37@10.[244,1343,181,1919]" captionTargetPageId="10" captionText="FIGURE 7. Rivudiva watu sp. nov., holotype (INPA). A, foreleg (femur on anterior surface); B, posterior surface of forefemur; C, hind leg (femur on anterior surface); D, posterior surface of hind femur." figureDoi="http://doi.org/10.5281/zenodo.7224575" httpUri="https://zenodo.org/record/7224575/files/figure.png" pageId="8" pageNumber="273">Figs 7CD</figureCitation>
): femur anterior surface with one row of spine-like setae near dorsal margin, one row of long spine-like setae near ventral margin, and one medial row of long spine-like setae; posterior surface with one row of long spine-like setae near dorsal margin reaching apex, and one row of spine-like setae near ventral margin not reaching apex. Tibia dorsally bare; ventral margin without row of small blunt setae; patella-tibial suture present. Tarsus. Ventral margin with one row of small blunt setae. Claws 0.5 × length of tarsus, with two rows of small conical denticles reaching apex.
</paragraph>
<paragraph id="8BAB36FB662D8935FF733FEDFD4B710E" blockId="8.[151,1437,151,2013]" pageId="8" pageNumber="273">
<emphasis id="B960EAE9662D8935FF733FEDFEC9729F" bold="true" box="[199,316,1446,1472]" pageId="8" pageNumber="273">Abdomen</emphasis>
(
<figureCitation id="132F2A7E662D8935FEFF3FECFE37729E" box="[331,450,1447,1473]" captionStart="FIGURE 8" captionStartId="11.[151,250,1943,1967]" captionTargetBox="[156,1424,190,1913]" captionTargetId="figure-21@11.[153,1435,181,1919]" captionTargetPageId="11" captionText="FIGURE 8. Rivudiva watu sp. nov., (INPA). A, dorsal habitus of immature nymph (holotype); B, dorsal habitus of mature nymph (paratype); C, posterior margin of tergum IV; D, paraproct; E, paracercus; F, cercus." figureDoi="http://doi.org/10.5281/zenodo.7224577" httpUri="https://zenodo.org/record/7224577/files/figure.png" pageId="8" pageNumber="273">Figs 8AF</figureCitation>
). Coloration of light yellow with tergum VI with large medium brown mark; sternum IX posterior margin with transversal dark mark. Posterior margin of terga with triangular spines (
<figureCitation id="132F2A7E662D8935FB153F80FB0D72BA" box="[1185,1272,1483,1509]" captionStart="FIGURE 8" captionStartId="11.[151,250,1943,1967]" captionTargetBox="[156,1424,190,1913]" captionTargetId="figure-21@11.[153,1435,181,1919]" captionTargetPageId="11" captionText="FIGURE 8. Rivudiva watu sp. nov., (INPA). A, dorsal habitus of immature nymph (holotype); B, dorsal habitus of mature nymph (paratype); C, posterior margin of tergum IV; D, paraproct; E, paracercus; F, cercus." figureDoi="http://doi.org/10.5281/zenodo.7224577" httpUri="https://zenodo.org/record/7224577/files/figure.png" pageId="8" pageNumber="273">Fig. 8C</figureCitation>
). Gills oblong, longer than next segment, with one medial trachea pigmented. Paraproct (
<figureCitation id="132F2A7E662D8935FC663FA4FBDC7156" box="[978,1065,1519,1545]" captionStart="FIGURE 8" captionStartId="11.[151,250,1943,1967]" captionTargetBox="[156,1424,190,1913]" captionTargetId="figure-21@11.[153,1435,181,1919]" captionTargetPageId="11" captionText="FIGURE 8. Rivudiva watu sp. nov., (INPA). A, dorsal habitus of immature nymph (holotype); B, dorsal habitus of mature nymph (paratype); C, posterior margin of tergum IV; D, paraproct; E, paracercus; F, cercus." figureDoi="http://doi.org/10.5281/zenodo.7224577" httpUri="https://zenodo.org/record/7224577/files/figure.png" pageId="8" pageNumber="273">Fig. 8D</figureCitation>
) with four wide marginal spines, posterolateral extension with spines. Cerci (
<figureCitation id="132F2A7E662D8935FDC93C58FD3A7172" box="[637,719,1555,1581]" captionStart="FIGURE 8" captionStartId="11.[151,250,1943,1967]" captionTargetBox="[156,1424,190,1913]" captionTargetId="figure-21@11.[153,1435,181,1919]" captionTargetPageId="11" captionText="FIGURE 8. Rivudiva watu sp. nov., (INPA). A, dorsal habitus of immature nymph (holotype); B, dorsal habitus of mature nymph (paratype); C, posterior margin of tergum IV; D, paraproct; E, paracercus; F, cercus." figureDoi="http://doi.org/10.5281/zenodo.7224577" httpUri="https://zenodo.org/record/7224577/files/figure.png" pageId="8" pageNumber="273">Fig. 8F</figureCitation>
) with lateral spines on every segment, longer on every longer on 2
<superScript id="7C619BB3662D8935FF113C7DFF40711B" attach="left" box="[165,181,1590,1604]" fontSize="6" pageId="8" pageNumber="273">nd</superScript>
segment. Paracercus (
<figureCitation id="132F2A7E662D8935FE053C7CFDF0710E" box="[433,517,1591,1617]" captionStart="FIGURE 8" captionStartId="11.[151,250,1943,1967]" captionTargetBox="[156,1424,190,1913]" captionTargetId="figure-21@11.[153,1435,181,1919]" captionTargetPageId="11" captionText="FIGURE 8. Rivudiva watu sp. nov., (INPA). A, dorsal habitus of immature nymph (holotype); B, dorsal habitus of mature nymph (paratype); C, posterior margin of tergum IV; D, paraproct; E, paracercus; F, cercus." figureDoi="http://doi.org/10.5281/zenodo.7224577" httpUri="https://zenodo.org/record/7224577/files/figure.png" pageId="8" pageNumber="273">Fig. 8E</figureCitation>
) without spines.
</paragraph>
<paragraph id="8BAB36FB662D8935FF733C10FE44712A" blockId="8.[151,1437,151,2013]" box="[199,433,1627,1653]" pageId="8" pageNumber="273">
<emphasis id="B960EAE9662D8935FF733C10FEC1712A" bold="true" box="[199,308,1627,1653]" pageId="8" pageNumber="273">Imagoes:</emphasis>
Unknown.
</paragraph>
</subSubSection>
<subSubSection id="C30E6570662D8935FF733C34FCA471E2" pageId="8" pageNumber="273" type="etymology">
<paragraph id="8BAB36FB662D8935FF733C34FCA471E2" blockId="8.[151,1437,151,2013]" pageId="8" pageNumber="273">
<emphasis id="B960EAE9662D8935FF733C34FEBD71C6" bold="true" box="[199,328,1663,1689]" pageId="8" pageNumber="273">Etymology</emphasis>
. The Krénak people, the indigenous group who inhabits the region, named the Doce River as Watu; the specific epithet should be considered a noun in apposition.
</paragraph>
</subSubSection>
<subSubSection id="C30E6570662D8935FF733C8DFD237082" pageId="8" pageNumber="273" type="diagnosis">
<paragraph id="8BAB36FB662D8935FF733C8DFD237082" blockId="8.[151,1437,151,2013]" pageId="8" pageNumber="273">
<emphasis id="B960EAE9662D8935FF733C8DFEB771BF" bold="true" box="[199,322,1734,1760]" pageId="8" pageNumber="273">Diagnosis.</emphasis>
Larva: 1) labrum with medial emargination (
<figureCitation id="132F2A7E662D8935FCD63C8CFC3771BE" box="[866,962,1735,1761]" captionStart="FIGURE 6" captionStartId="9.[151,250,1943,1967]" captionTargetBox="[191,1390,192,1906]" captionTargetId="figure-21@9.[179,1408,181,1919]" captionTargetPageId="9" captionText="FIGURE 6. Rivudiva watu sp. nov., holotype (INPA). A, labrum (left d.v., right v.v.); B, left mandible; C, right mandible; D, left maxilla; E, hypopharynx; F, labium (left d.v., right v.v.); G, shape of distal rows of setae of glossa." figureDoi="http://doi.org/10.5281/zenodo.7224573" httpUri="https://zenodo.org/record/7224573/files/figure.png" pageId="8" pageNumber="273">Fig. 6A</figureCitation>
); 2) labrum ventral surface with simple robust row of setae on distal margin (
<figureCitation id="132F2A7E662D8935FDF53CA0FD69705A" box="[577,668,1771,1797]" captionStart="FIGURE 6" captionStartId="9.[151,250,1943,1967]" captionTargetBox="[191,1390,192,1906]" captionTargetId="figure-21@9.[179,1408,181,1919]" captionTargetPageId="9" captionText="FIGURE 6. Rivudiva watu sp. nov., holotype (INPA). A, labrum (left d.v., right v.v.); B, left mandible; C, right mandible; D, left maxilla; E, hypopharynx; F, labium (left d.v., right v.v.); G, shape of distal rows of setae of glossa." figureDoi="http://doi.org/10.5281/zenodo.7224573" httpUri="https://zenodo.org/record/7224573/files/figure.png" pageId="8" pageNumber="273">Fig. 6A</figureCitation>
); 3) left mandible with incisors fused at middle length (
<figureCitation id="132F2A7E662D8935FAA13CA0FA9B705A" box="[1301,1390,1771,1797]" captionStart="FIGURE 6" captionStartId="9.[151,250,1943,1967]" captionTargetBox="[191,1390,192,1906]" captionTargetId="figure-21@9.[179,1408,181,1919]" captionTargetPageId="9" captionText="FIGURE 6. Rivudiva watu sp. nov., holotype (INPA). A, labrum (left d.v., right v.v.); B, left mandible; C, right mandible; D, left maxilla; E, hypopharynx; F, labium (left d.v., right v.v.); G, shape of distal rows of setae of glossa." figureDoi="http://doi.org/10.5281/zenodo.7224573" httpUri="https://zenodo.org/record/7224573/files/figure.png" pageId="8" pageNumber="273">Fig. 6B</figureCitation>
); 4) subtriangular process of left mandible pointed (
<figureCitation id="132F2A7E662D8935FD1C3D44FD0A7076" box="[680,767,1807,1833]" captionStart="FIGURE 6" captionStartId="9.[151,250,1943,1967]" captionTargetBox="[191,1390,192,1906]" captionTargetId="figure-21@9.[179,1408,181,1919]" captionTargetPageId="9" captionText="FIGURE 6. Rivudiva watu sp. nov., holotype (INPA). A, labrum (left d.v., right v.v.); B, left mandible; C, right mandible; D, left maxilla; E, hypopharynx; F, labium (left d.v., right v.v.); G, shape of distal rows of setae of glossa." figureDoi="http://doi.org/10.5281/zenodo.7224573" httpUri="https://zenodo.org/record/7224573/files/figure.png" pageId="8" pageNumber="273">Fig. 6B</figureCitation>
); 5) ventral canine of maxilla expanded, not laterally folded over canines (
<figureCitation id="132F2A7E662D8935FE803D78FE7A7012" box="[308,399,1843,1869]" captionStart="FIGURE 6" captionStartId="9.[151,250,1943,1967]" captionTargetBox="[191,1390,192,1906]" captionTargetId="figure-21@9.[179,1408,181,1919]" captionTargetPageId="9" captionText="FIGURE 6. Rivudiva watu sp. nov., holotype (INPA). A, labrum (left d.v., right v.v.); B, left mandible; C, right mandible; D, left maxilla; E, hypopharynx; F, labium (left d.v., right v.v.); G, shape of distal rows of setae of glossa." figureDoi="http://doi.org/10.5281/zenodo.7224573" httpUri="https://zenodo.org/record/7224573/files/figure.png" pageId="8" pageNumber="273">Fig. 6D</figureCitation>
); 6) maxilla with two sets of distal setae on inner-ventral row, one clavate and one pectinate (
<figureCitation id="132F2A7E662D8935FF2B3D1CFF0F702E" box="[159,250,1879,1905]" captionStart="FIGURE 6" captionStartId="9.[151,250,1943,1967]" captionTargetBox="[191,1390,192,1906]" captionTargetId="figure-21@9.[179,1408,181,1919]" captionTargetPageId="9" captionText="FIGURE 6. Rivudiva watu sp. nov., holotype (INPA). A, labrum (left d.v., right v.v.); B, left mandible; C, right mandible; D, left maxilla; E, hypopharynx; F, labium (left d.v., right v.v.); G, shape of distal rows of setae of glossa." figureDoi="http://doi.org/10.5281/zenodo.7224573" httpUri="https://zenodo.org/record/7224573/files/figure.png" pageId="8" pageNumber="273">Fig. 6D</figureCitation>
); 7) hypopharynx without distomedial projection (
<figureCitation id="132F2A7E662D8935FC993D1CFC71702E" box="[813,900,1879,1905]" captionStart="FIGURE 6" captionStartId="9.[151,250,1943,1967]" captionTargetBox="[191,1390,192,1906]" captionTargetId="figure-21@9.[179,1408,181,1919]" captionTargetPageId="9" captionText="FIGURE 6. Rivudiva watu sp. nov., holotype (INPA). A, labrum (left d.v., right v.v.); B, left mandible; C, right mandible; D, left maxilla; E, hypopharynx; F, labium (left d.v., right v.v.); G, shape of distal rows of setae of glossa." figureDoi="http://doi.org/10.5281/zenodo.7224573" httpUri="https://zenodo.org/record/7224573/files/figure.png" pageId="8" pageNumber="273">Fig. 6E</figureCitation>
); 8) glossa distal margin with inner part oblique (
<figureCitation id="132F2A7E662D8935FF2B3D30FF0F70CA" box="[159,250,1915,1941]" captionStart="FIGURE 6" captionStartId="9.[151,250,1943,1967]" captionTargetBox="[191,1390,192,1906]" captionTargetId="figure-21@9.[179,1408,181,1919]" captionTargetPageId="9" captionText="FIGURE 6. Rivudiva watu sp. nov., holotype (INPA). A, labrum (left d.v., right v.v.); B, left mandible; C, right mandible; D, left maxilla; E, hypopharynx; F, labium (left d.v., right v.v.); G, shape of distal rows of setae of glossa." figureDoi="http://doi.org/10.5281/zenodo.7224573" httpUri="https://zenodo.org/record/7224573/files/figure.png" pageId="8" pageNumber="273">Fig. 6G</figureCitation>
); 9) outer arc of setae on glossae not sinuous, far from distal margin (
<figureCitation id="132F2A7E662D8935FBBC3D30FBA870CA" box="[1032,1117,1915,1941]" captionStart="FIGURE 6" captionStartId="9.[151,250,1943,1967]" captionTargetBox="[191,1390,192,1906]" captionTargetId="figure-21@9.[179,1408,181,1919]" captionTargetPageId="9" captionText="FIGURE 6. Rivudiva watu sp. nov., holotype (INPA). A, labrum (left d.v., right v.v.); B, left mandible; C, right mandible; D, left maxilla; E, hypopharynx; F, labium (left d.v., right v.v.); G, shape of distal rows of setae of glossa." figureDoi="http://doi.org/10.5281/zenodo.7224573" httpUri="https://zenodo.org/record/7224573/files/figure.png" pageId="8" pageNumber="273">Fig. 6F</figureCitation>
); 10) labial palp segment III conical (
<figureCitation id="132F2A7E662D8935FF4C3DD4FEBA70E6" box="[248,335,1951,1977]" captionStart="FIGURE 6" captionStartId="9.[151,250,1943,1967]" captionTargetBox="[191,1390,192,1906]" captionTargetId="figure-21@9.[179,1408,181,1919]" captionTargetPageId="9" captionText="FIGURE 6. Rivudiva watu sp. nov., holotype (INPA). A, labrum (left d.v., right v.v.); B, left mandible; C, right mandible; D, left maxilla; E, hypopharynx; F, labium (left d.v., right v.v.); G, shape of distal rows of setae of glossa." figureDoi="http://doi.org/10.5281/zenodo.7224573" httpUri="https://zenodo.org/record/7224573/files/figure.png" pageId="8" pageNumber="273">Fig. 6F</figureCitation>
); 11) ventral margin of hind tibiae without row of setae (
<figureCitation id="132F2A7E662D8935FC623DD4FBDA70E6" box="[982,1071,1951,1977]" captionStart="FIGURE 7" captionStartId="10.[151,250,1943,1967]" captionTargetBox="[257,1331,200,1906]" captionTargetId="figure-37@10.[244,1343,181,1919]" captionTargetPageId="10" captionText="FIGURE 7. Rivudiva watu sp. nov., holotype (INPA). A, foreleg (femur on anterior surface); B, posterior surface of forefemur; C, hind leg (femur on anterior surface); D, posterior surface of hind femur." figureDoi="http://doi.org/10.5281/zenodo.7224575" httpUri="https://zenodo.org/record/7224575/files/figure.png" pageId="8" pageNumber="273">Fig. 7C</figureCitation>
); 12) patella-tibial suture absent (
<figureCitation id="132F2A7E662D8935FF153D88FF0C7082" box="[161,249,1987,2013]" captionStart="FIGURE 7" captionStartId="10.[151,250,1943,1967]" captionTargetBox="[257,1331,200,1906]" captionTargetId="figure-37@10.[244,1343,181,1919]" captionTargetPageId="10" captionText="FIGURE 7. Rivudiva watu sp. nov., holotype (INPA). A, foreleg (femur on anterior surface); B, posterior surface of forefemur; C, hind leg (femur on anterior surface); D, posterior surface of hind femur." figureDoi="http://doi.org/10.5281/zenodo.7224575" httpUri="https://zenodo.org/record/7224575/files/figure.png" pageId="8" pageNumber="273">Fig. 7A</figureCitation>
); 13) paraproct with four spines (
<figureCitation id="132F2A7E662D8935FDC43D88FD3C7082" box="[624,713,1987,2013]" captionStart="FIGURE 8" captionStartId="11.[151,250,1943,1967]" captionTargetBox="[156,1424,190,1913]" captionTargetId="figure-21@11.[153,1435,181,1919]" captionTargetPageId="11" captionText="FIGURE 8. Rivudiva watu sp. nov., (INPA). A, dorsal habitus of immature nymph (holotype); B, dorsal habitus of mature nymph (paratype); C, posterior margin of tergum IV; D, paraproct; E, paracercus; F, cercus." figureDoi="http://doi.org/10.5281/zenodo.7224577" httpUri="https://zenodo.org/record/7224577/files/figure.png" pageId="8" pageNumber="273">Fig. 8D</figureCitation>
).
</paragraph>
</subSubSection>
<caption id="DF6B6673662C8934FF233DDCFB56708B" ID-DOI="http://doi.org/10.5281/zenodo.7224573" ID-Zenodo-Dep="7224573" httpUri="https://zenodo.org/record/7224573/files/figure.png" pageId="9" pageNumber="274" startId="9.[151,250,1943,1967]" targetBox="[191,1390,192,1906]" targetPageId="9">
<paragraph id="8BAB36FB662C8934FF233DDCFB56708B" blockId="9.[151,1436,1943,2004]" pageId="9" pageNumber="274">
<emphasis id="B960EAE9662C8934FF233DDCFEFB70F0" bold="true" box="[151,270,1943,1967]" pageId="9" pageNumber="274">FIGURE 6</emphasis>
.
<taxonomicName id="4C144D78662C8934FEAF3DD3FE5870F0" authority="De Lima &amp; Massariol &amp; Cruz &amp; Hamada, 2022" authorityName="De Lima &amp; Massariol &amp; Cruz &amp; Hamada" authorityYear="2022" box="[283,429,1944,1968]" class="Insecta" family="Baetidae" genus="Rivudiva" kingdom="Animalia" order="Ephemeroptera" pageId="9" pageNumber="274" phylum="Arthropoda" rank="species" species="watu" status="sp. nov.">
<emphasis id="B960EAE9662C8934FEAF3DD3FE5870F0" box="[283,429,1944,1968]" italics="true" pageId="9" pageNumber="274">Rivudiva watu</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A2535792662C8934FE013DD3FDFD70F0" box="[437,520,1944,1968]" pageId="9" pageNumber="274" rank="species">
<emphasis id="B960EAE9662C8934FE013DD3FDF470EF" bold="true" box="[437,513,1944,1968]" pageId="9" pageNumber="274">sp. nov</emphasis>
.
</taxonomicNameLabel>
, holotype (INPA). A, labrum (left d.v., right v.v.); B, left mandible; C, right mandible; D, left maxilla; E, hypopharynx; F, labium (left d.v., right v.v.); G, shape of distal rows of setae of glossa.
</paragraph>
</caption>
<caption id="DF6B6673662F8937FF233DDCFC78708B" ID-DOI="http://doi.org/10.5281/zenodo.7224575" ID-Zenodo-Dep="7224575" httpUri="https://zenodo.org/record/7224575/files/figure.png" pageId="10" pageNumber="275" startId="10.[151,250,1943,1967]" targetBox="[257,1331,200,1906]" targetPageId="10">
<paragraph id="8BAB36FB662F8937FF233DDCFC78708B" blockId="10.[151,1437,1943,2004]" pageId="10" pageNumber="275">
<emphasis id="B960EAE9662F8937FF233DDCFEF870EF" bold="true" box="[151,269,1943,1968]" pageId="10" pageNumber="275">FIGURE 7</emphasis>
.
<taxonomicName id="4C144D78662F8937FEAD3DD3FE5F70F0" authority="De Lima &amp; Massariol &amp; Cruz &amp; Hamada, 2022" authorityName="De Lima &amp; Massariol &amp; Cruz &amp; Hamada" authorityYear="2022" box="[281,426,1944,1968]" class="Insecta" family="Baetidae" genus="Rivudiva" kingdom="Animalia" order="Ephemeroptera" pageId="10" pageNumber="275" phylum="Arthropoda" rank="species" species="watu" status="sp. nov.">
<emphasis id="B960EAE9662F8937FEAD3DD3FE5F70F0" box="[281,426,1944,1968]" italics="true" pageId="10" pageNumber="275">Rivudiva watu</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A2535792662F8937FE043DD3FDF470F0" box="[432,513,1944,1967]" pageId="10" pageNumber="275" rank="species">sp. nov.</taxonomicNameLabel>
, holotype (INPA). A, foreleg (femur on anterior surface); B, posterior surface of forefemur; C, hind leg (femur on anterior surface); D, posterior surface of hind femur.
</paragraph>
</caption>
<caption id="DF6B6673662E8936FF233DDCFBC2708C" ID-DOI="http://doi.org/10.5281/zenodo.7224577" ID-Zenodo-Dep="7224577" httpUri="https://zenodo.org/record/7224577/files/figure.png" pageId="11" pageNumber="276" startId="11.[151,250,1943,1967]" targetBox="[156,1424,190,1913]" targetPageId="11">
<paragraph id="8BAB36FB662E8936FF233DDCFBC2708C" blockId="11.[151,1436,1943,2004]" pageId="11" pageNumber="276">
<emphasis id="B960EAE9662E8936FF233DDCFEFA70F0" bold="true" box="[151,271,1943,1967]" pageId="11" pageNumber="276">FIGURE 8</emphasis>
.
<taxonomicName id="4C144D78662E8936FEAA3DD3FE4770F0" authority="De Lima &amp; Massariol &amp; Cruz &amp; Hamada, 2022" authorityName="De Lima &amp; Massariol &amp; Cruz &amp; Hamada" authorityYear="2022" box="[286,434,1944,1968]" class="Insecta" family="Baetidae" genus="Rivudiva" kingdom="Animalia" order="Ephemeroptera" pageId="11" pageNumber="276" phylum="Arthropoda" rank="species" species="watu" status="sp. nov.">
<emphasis id="B960EAE9662E8936FEAA3DD3FE4770F0" box="[286,434,1944,1968]" italics="true" pageId="11" pageNumber="276">Rivudiva watu</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A2535792662E8936FE0F3DD3FDFA70F0" box="[443,527,1944,1968]" pageId="11" pageNumber="276" rank="species">
<emphasis id="B960EAE9662E8936FE0F3DD3FDFC70EF" bold="true" box="[443,521,1944,1968]" pageId="11" pageNumber="276">sp. nov</emphasis>
.
</taxonomicNameLabel>
, (INPA). A, dorsal habitus of immature nymph (holotype); B, dorsal habitus of mature nymph (paratype); C, posterior margin of tergum IV; D, paraproct; E, paracercus; F, cercus.
</paragraph>
</caption>
<subSubSection id="C30E657066298931FF733ADDFB6575F6" pageId="12" pageNumber="277" type="discussion">
<paragraph id="8BAB36FB66298931FF733ADDFC7677A6" blockId="12.[151,1437,150,681]" pageId="12" pageNumber="277">
<emphasis id="B960EAE966298931FF733ADDFEBA77EF" bold="true" box="[199,335,150,176]" pageId="12" pageNumber="277">Comments.</emphasis>
The distal shape of glossa, distal set of inner-ventral row of maxilla, the absence of row of setae on hind tibiae and hypopharynx without distomedial projection or tuft of setae are unique characteristics from
<taxonomicName id="4C144D7866298931FA8D3AF0FF3877A7" authority="De Lima &amp; Massariol &amp; Cruz &amp; Hamada, 2022" authorityName="De Lima &amp; Massariol &amp; Cruz &amp; Hamada" authorityYear="2022" class="Insecta" family="Baetidae" genus="Rivudiva" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="277" phylum="Arthropoda" rank="species" species="watu" status="sp. nov.">
<emphasis id="B960EAE966298931FA8D3AF0FF3877A7" italics="true" pageId="12" pageNumber="277">Rivudiva watu</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A253579266298931FF613A94FEDA77A6" box="[213,303,223,249]" pageId="12" pageNumber="277" rank="species">
<emphasis id="B960EAE966298931FF613A94FEDC77A6" bold="true" box="[213,297,223,249]" pageId="12" pageNumber="277">sp. nov</emphasis>
.
</taxonomicNameLabel>
, distinguishing it from all other species of the genus.
</paragraph>
<paragraph id="8BAB36FB66298931FF733B48FB6575F6" blockId="12.[151,1437,150,681]" pageId="12" pageNumber="277">
<taxonomicName id="4C144D7866298931FF733B48FE937643" authority="De Lima &amp; Massariol &amp; Cruz &amp; Hamada, 2022" authorityName="De Lima &amp; Massariol &amp; Cruz &amp; Hamada" authorityYear="2022" box="[199,358,259,285]" class="Insecta" family="Baetidae" genus="Rivudiva" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="277" phylum="Arthropoda" rank="species" species="watu" status="sp. nov.">
<emphasis id="B960EAE966298931FF733B48FE937643" box="[199,358,259,285]" italics="true" pageId="12" pageNumber="277">Rivudiva watu</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A253579266298931FED83B48FE317642" box="[364,452,259,285]" pageId="12" pageNumber="277" rank="species">
<emphasis id="B960EAE966298931FED83B48FE4A7642" bold="true" box="[364,447,259,285]" pageId="12" pageNumber="277">sp. nov</emphasis>
.
</taxonomicNameLabel>
, in
<bibRefCitation id="EF854B0A66298931FE593B48FD5A7642" author="Cruz, P. V. &amp; Boldrini, R. &amp; De Lima, C. R. &amp; Hamada, N." box="[493,687,259,285]" pageId="12" pageNumber="277" pagination="153 - 191" refId="ref7007" refString="Cruz, P. V., Boldrini, R., De Lima, C. R. &amp; Hamada, N. (2022) It is a mess! How many species are in Rivudiva trichobasis LugoOrtiz &amp; McCafferty, 1998 (Ephemeroptera: Baetidae)? European Journal of Taxonomy, 789 (1), 153 - 191. https: // doi. org / 10.5852 / ejt. 2022.789.1639" type="journal article" year="2022">
Cruz
<emphasis id="B960EAE966298931FD9C3B48FDAD7642" box="[552,600,259,285]" italics="true" pageId="12" pageNumber="277">et al</emphasis>
. (2022)
</bibRefCitation>
key, can be identified as
<taxonomicName id="4C144D7866298931FC743B48FA8A7642" authority="Lugo-Ortiz &amp; McCafferty" authorityName="Lugo-Ortiz &amp; McCafferty" authorityYear="1998" box="[960,1407,259,285]" class="Insecta" family="Baetidae" genus="Rivudiva" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="277" phylum="Arthropoda" rank="species" species="trichobasis">
<emphasis id="B960EAE966298931FC743B48FBAC7642" box="[960,1113,259,285]" italics="true" pageId="12" pageNumber="277">R. trichobasis</emphasis>
Lugo-Ortiz &amp; McCafferty
</taxonomicName>
or
<taxonomicName id="4C144D7866298931FF233B6CFD3A761E" authority="Cruz, Boldrini, De Lima &amp; Hamada, 2022" authorityName="Cruz, Boldrini, De Lima &amp; Hamada" authorityYear="2022" box="[151,719,295,321]" class="Insecta" family="Baetidae" genus="Rivudiva" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="277" phylum="Arthropoda" rank="species" species="uiara">
<emphasis id="B960EAE966298931FF233B6CFF07761F" box="[151,242,295,320]" italics="true" pageId="12" pageNumber="277">R. uiara</emphasis>
<bibRefCitation id="EF854B0A66298931FF4C3B6CFD3A761E" author="Cruz, P. V. &amp; Boldrini, R. &amp; De Lima, C. R. &amp; Hamada, N." box="[248,719,295,321]" pageId="12" pageNumber="277" pagination="153 - 191" refId="ref7007" refString="Cruz, P. V., Boldrini, R., De Lima, C. R. &amp; Hamada, N. (2022) It is a mess! How many species are in Rivudiva trichobasis LugoOrtiz &amp; McCafferty, 1998 (Ephemeroptera: Baetidae)? European Journal of Taxonomy, 789 (1), 153 - 191. https: // doi. org / 10.5852 / ejt. 2022.789.1639" type="journal article" year="2022">Cruz, Boldrini, De Lima &amp; Hamada, 2022</bibRefCitation>
</taxonomicName>
.
<taxonomicName id="4C144D7866298931FD6C3B6CFC82761F" authority="De Lima &amp; Massariol &amp; Cruz &amp; Hamada, 2022" authorityName="De Lima &amp; Massariol &amp; Cruz &amp; Hamada" authorityYear="2022" box="[728,887,295,321]" class="Insecta" family="Baetidae" genus="Rivudiva" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="277" phylum="Arthropoda" rank="species" species="watu" status="sp. nov.">
<emphasis id="B960EAE966298931FD6C3B6CFC82761F" box="[728,887,295,321]" italics="true" pageId="12" pageNumber="277">Rivudiva watu</emphasis>
</taxonomicName>
<emphasis id="B960EAE966298931FCCA3B6CFC23761E" bold="true" box="[894,982,295,321]" pageId="12" pageNumber="277">
<taxonomicNameLabel id="A253579266298931FCCA3B6CFC23761E" box="[894,982,295,321]" pageId="12" pageNumber="277" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
can be differentiated from
<taxonomicName id="4C144D7866298931FAB63B6CFA69761E" authorityName="Lugo-Ortiz &amp; McCafferty" authorityYear="1998" box="[1282,1436,295,321]" class="Insecta" family="Baetidae" genus="Rivudiva" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="277" phylum="Arthropoda" rank="species" species="trichobasis">
<emphasis id="B960EAE966298931FAB63B6CFA69761E" box="[1282,1436,295,321]" italics="true" pageId="12" pageNumber="277">R. trichobasis</emphasis>
</taxonomicName>
by left mandible with pointed subtriangular process, rounded in
<taxonomicName id="4C144D7866298931FCEB3B00FC0D763A" authorityName="Lugo-Ortiz &amp; McCafferty" authorityYear="1998" box="[863,1016,331,357]" class="Insecta" family="Baetidae" genus="Rivudiva" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="277" phylum="Arthropoda" rank="species" species="trichobasis">
<emphasis id="B960EAE966298931FCEB3B00FC0D763A" box="[863,1016,331,357]" italics="true" pageId="12" pageNumber="277">R. trichobasis</emphasis>
</taxonomicName>
; maxillary palp segment II with small apical lobe, larger in
<taxonomicName id="4C144D7866298931FE313B24FDD476D6" authorityName="Lugo-Ortiz &amp; McCafferty" authorityYear="1998" box="[389,545,367,393]" class="Insecta" family="Baetidae" genus="Rivudiva" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="277" phylum="Arthropoda" rank="species" species="trichobasis">
<emphasis id="B960EAE966298931FE313B24FDD476D6" box="[389,545,367,393]" italics="true" pageId="12" pageNumber="277">R. trichobasis</emphasis>
</taxonomicName>
; ventral canine expanded, not laterally folded over canines (
<figureCitation id="132F2A7E66298931FB7D3B24FAD676D6" box="[1225,1315,367,393]" captionStart="FIGURE 6" captionStartId="9.[151,250,1943,1967]" captionTargetBox="[191,1390,192,1906]" captionTargetId="figure-21@9.[179,1408,181,1919]" captionTargetPageId="9" captionText="FIGURE 6. Rivudiva watu sp. nov., holotype (INPA). A, labrum (left d.v., right v.v.); B, left mandible; C, right mandible; D, left maxilla; E, hypopharynx; F, labium (left d.v., right v.v.); G, shape of distal rows of setae of glossa." figureDoi="http://doi.org/10.5281/zenodo.7224573" httpUri="https://zenodo.org/record/7224573/files/figure.png" pageId="12" pageNumber="277">Fig. 6D</figureCitation>
), folded in
<taxonomicName id="4C144D7866298931FF233BD8FEC676F2" authorityName="Lugo-Ortiz &amp; McCafferty" authorityYear="1998" box="[151,307,403,429]" class="Insecta" family="Baetidae" genus="Rivudiva" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="277" phylum="Arthropoda" rank="species" species="trichobasis">
<emphasis id="B960EAE966298931FF233BD8FEC676F2" box="[151,307,403,429]" italics="true" pageId="12" pageNumber="277">R. trichobasis</emphasis>
</taxonomicName>
(
<figureCitation id="132F2A7E66298931FEF03BD8FE6C76F2" box="[324,409,403,429]" captionStart="FIGURE 1" captionStartId="1.[151,250,1914,1938]" captionTargetBox="[156,1431,998,1887]" captionTargetId="figure-306@1.[151,1436,993,1891]" captionTargetPageId="1" captionText="FIGURE 1. Map of species distribution in Rio Doce basin. Red circle Apobaetis irai sp. nov.; Blue circle Rivudiva watu sp. nov." figureDoi="http://doi.org/10.5281/zenodo.7224563" httpUri="https://zenodo.org/record/7224563/files/figure.png" pageId="12" pageNumber="277">Fig. 1E</figureCitation>
in
<bibRefCitation id="EF854B0A66298931FE0A3BD8FD8E76F2" author="Cruz, P. V. &amp; Boldrini, R. &amp; De Lima, C. R. &amp; Hamada, N." box="[446,635,403,429]" pageId="12" pageNumber="277" pagination="153 - 191" refId="ref7007" refString="Cruz, P. V., Boldrini, R., De Lima, C. R. &amp; Hamada, N. (2022) It is a mess! How many species are in Rivudiva trichobasis LugoOrtiz &amp; McCafferty, 1998 (Ephemeroptera: Baetidae)? European Journal of Taxonomy, 789 (1), 153 - 191. https: // doi. org / 10.5852 / ejt. 2022.789.1639" type="journal article" year="2022">
Cruz
<emphasis id="B960EAE966298931FE493BD8FDDA76F2" box="[509,559,403,429]" italics="true" pageId="12" pageNumber="277">et al</emphasis>
. 2022
</bibRefCitation>
); maxilla with two sets of distal setae of inner-ventral row, one clavate and one pectinate (
<figureCitation id="132F2A7E66298931FEC03BFCFE25768E" box="[372,464,439,465]" captionStart="FIGURE 6" captionStartId="9.[151,250,1943,1967]" captionTargetBox="[191,1390,192,1906]" captionTargetId="figure-21@9.[179,1408,181,1919]" captionTargetPageId="9" captionText="FIGURE 6. Rivudiva watu sp. nov., holotype (INPA). A, labrum (left d.v., right v.v.); B, left mandible; C, right mandible; D, left maxilla; E, hypopharynx; F, labium (left d.v., right v.v.); G, shape of distal rows of setae of glossa." figureDoi="http://doi.org/10.5281/zenodo.7224573" httpUri="https://zenodo.org/record/7224573/files/figure.png" pageId="12" pageNumber="277">Fig. 6D</figureCitation>
), only clavate in
<taxonomicName id="4C144D7866298931FD153BFCFCCA768E" authorityName="Lugo-Ortiz &amp; McCafferty" authorityYear="1998" box="[673,831,439,465]" class="Insecta" family="Baetidae" genus="Rivudiva" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="277" phylum="Arthropoda" rank="species" species="trichobasis">
<emphasis id="B960EAE966298931FD153BFCFCCA768E" box="[673,831,439,465]" italics="true" pageId="12" pageNumber="277">R. trichobasis</emphasis>
</taxonomicName>
(
<figureCitation id="132F2A7E66298931FCE53BFCFC5D768E" box="[849,936,439,465]" captionStart="FIGURE 1" captionStartId="1.[151,250,1914,1938]" captionTargetBox="[156,1431,998,1887]" captionTargetId="figure-306@1.[151,1436,993,1891]" captionTargetPageId="1" captionText="FIGURE 1. Map of species distribution in Rio Doce basin. Red circle Apobaetis irai sp. nov.; Blue circle Rivudiva watu sp. nov." figureDoi="http://doi.org/10.5281/zenodo.7224563" httpUri="https://zenodo.org/record/7224563/files/figure.png" pageId="12" pageNumber="277">Fig. 1E</figureCitation>
in
<bibRefCitation id="EF854B0A66298931FC653BFCFB66768E" author="Cruz, P. V. &amp; Boldrini, R. &amp; De Lima, C. R. &amp; Hamada, N." box="[977,1171,439,465]" pageId="12" pageNumber="277" pagination="153 - 191" refId="ref7007" refString="Cruz, P. V., Boldrini, R., De Lima, C. R. &amp; Hamada, N. (2022) It is a mess! How many species are in Rivudiva trichobasis LugoOrtiz &amp; McCafferty, 1998 (Ephemeroptera: Baetidae)? European Journal of Taxonomy, 789 (1), 153 - 191. https: // doi. org / 10.5852 / ejt. 2022.789.1639" type="journal article" year="2022">
Cruz
<emphasis id="B960EAE966298931FBA53BFCFBB8768E" box="[1041,1101,439,465]" italics="true" pageId="12" pageNumber="277">et al.</emphasis>
2022
</bibRefCitation>
); hypopharynx without distomedial projection or tuft of setae, with projection and tuft of setae in
<taxonomicName id="4C144D7866298931FC613B90FB8576AA" authorityName="Lugo-Ortiz &amp; McCafferty" authorityYear="1998" box="[981,1136,475,501]" class="Insecta" family="Baetidae" genus="Rivudiva" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="277" phylum="Arthropoda" rank="species" species="trichobasis">
<emphasis id="B960EAE966298931FC613B90FB8576AA" box="[981,1136,475,501]" italics="true" pageId="12" pageNumber="277">R. trichobasis</emphasis>
</taxonomicName>
; glossa distal margin with inner part oblique, with one stout blunt seta, distal margin rounded in
<taxonomicName id="4C144D7866298931FC153BB4FBCE7546" authorityName="Lugo-Ortiz &amp; McCafferty" authorityYear="1998" box="[929,1083,511,537]" class="Insecta" family="Baetidae" genus="Rivudiva" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="277" phylum="Arthropoda" rank="species" species="trichobasis">
<emphasis id="B960EAE966298931FC153BB4FBCE7546" box="[929,1083,511,537]" italics="true" pageId="12" pageNumber="277">R. trichobasis</emphasis>
</taxonomicName>
; row of setae on ventral margin of hind tibiae absent, present in
<taxonomicName id="4C144D7866298931FDB53868FD6E7562" authorityName="Lugo-Ortiz &amp; McCafferty" authorityYear="1998" box="[513,667,547,573]" class="Insecta" family="Baetidae" genus="Rivudiva" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="277" phylum="Arthropoda" rank="species" species="trichobasis">
<emphasis id="B960EAE966298931FDB53868FD6E7562" box="[513,667,547,573]" italics="true" pageId="12" pageNumber="277">R. trichobasis</emphasis>
</taxonomicName>
; paraproct with four spines, nine in
<taxonomicName id="4C144D7866298931FB803868FB3A7562" authorityName="Lugo-Ortiz &amp; McCafferty" authorityYear="1998" box="[1076,1231,547,573]" class="Insecta" family="Baetidae" genus="Rivudiva" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="277" phylum="Arthropoda" rank="species" species="trichobasis">
<emphasis id="B960EAE966298931FB803868FB3A7562" box="[1076,1231,547,573]" italics="true" pageId="12" pageNumber="277">R. trichobasis</emphasis>
</taxonomicName>
. The same feature set presented distinguishes
<taxonomicName id="4C144D7866298931FE72380CFD90753F" authority="De Lima &amp; Massariol &amp; Cruz &amp; Hamada, 2022" authorityName="De Lima &amp; Massariol &amp; Cruz &amp; Hamada" authorityYear="2022" box="[454,613,583,609]" class="Insecta" family="Baetidae" genus="Rivudiva" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="277" phylum="Arthropoda" rank="species" species="watu" status="sp. nov.">
<emphasis id="B960EAE966298931FE72380CFD90753F" box="[454,613,583,609]" italics="true" pageId="12" pageNumber="277">Rivudiva watu</emphasis>
</taxonomicName>
<emphasis id="B960EAE966298931FDD8380CFD31753E" bold="true" box="[620,708,583,609]" pageId="12" pageNumber="277">
<taxonomicNameLabel id="A253579266298931FDD8380CFD31753E" box="[620,708,583,609]" pageId="12" pageNumber="277" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
from
<taxonomicName id="4C144D7866298931FCB2380CFC94753F" authorityName="Cruz, Boldrini, De Lima &amp; Hamada" authorityYear="2022" box="[774,865,583,608]" class="Insecta" family="Baetidae" genus="Rivudiva" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="277" phylum="Arthropoda" rank="species" species="uiara">
<emphasis id="B960EAE966298931FCB2380CFC94753F" box="[774,865,583,608]" italics="true" pageId="12" pageNumber="277">R. uiara</emphasis>
</taxonomicName>
. Additionally, the new species can be differentiated by the segment III of labial palp, complete conical in
<taxonomicName id="4C144D7866298931FD433820FCB875DB" authority="De Lima &amp; Massariol &amp; Cruz &amp; Hamada, 2022" authorityName="De Lima &amp; Massariol &amp; Cruz &amp; Hamada" authorityYear="2022" box="[759,845,619,644]" class="Insecta" family="Baetidae" genus="Rivudiva" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="277" phylum="Arthropoda" rank="species" species="watu" status="sp. nov.">
<emphasis id="B960EAE966298931FD433820FCB875DB" box="[759,845,619,644]" italics="true" pageId="12" pageNumber="277">R. watu</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A253579266298931FCE13820FC4575DA" box="[853,944,619,645]" pageId="12" pageNumber="277" rank="species">
<emphasis id="B960EAE966298931FCE13820FC5F75DA" bold="true" box="[853,938,619,645]" pageId="12" pageNumber="277">sp. nov</emphasis>
.
</taxonomicNameLabel>
, apex concave in
<taxonomicName id="4C144D7866298931FBC93820FB2F75DB" authorityName="Cruz, Boldrini, De Lima &amp; Hamada" authorityYear="2022" box="[1149,1242,619,644]" class="Insecta" family="Baetidae" genus="Rivudiva" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="277" phylum="Arthropoda" rank="species" species="uiara">
<emphasis id="B960EAE966298931FBC93820FB2F75DB" box="[1149,1242,619,644]" italics="true" pageId="12" pageNumber="277">R. uiara</emphasis>
</taxonomicName>
; and outer arc of setae on glossa not sinuous, far from distal margin in
<taxonomicName id="4C144D7866298931FD5A38C4FCB675F7" authority="De Lima &amp; Massariol &amp; Cruz &amp; Hamada, 2022" authorityName="De Lima &amp; Massariol &amp; Cruz &amp; Hamada" authorityYear="2022" box="[750,835,655,680]" class="Insecta" family="Baetidae" genus="Rivudiva" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="277" phylum="Arthropoda" rank="species" species="watu" status="sp. nov.">
<emphasis id="B960EAE966298931FD5A38C4FCB675F7" box="[750,835,655,680]" italics="true" pageId="12" pageNumber="277">R. watu</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A253579266298931FCFF38C4FC5075F6" box="[843,933,655,681]" pageId="12" pageNumber="277" rank="species">
<emphasis id="B960EAE966298931FCFF38C4FC6A75F6" bold="true" box="[843,927,655,681]" pageId="12" pageNumber="277">sp. nov</emphasis>
.
</taxonomicNameLabel>
, sinuous in
<taxonomicName id="4C144D7866298931FB9938C4FB7C75F7" authorityName="Cruz, Boldrini, De Lima &amp; Hamada" authorityYear="2022" box="[1069,1161,655,680]" class="Insecta" family="Baetidae" genus="Rivudiva" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="277" phylum="Arthropoda" rank="species" species="uiara">
<emphasis id="B960EAE966298931FB9938C4FB7C75F7" box="[1069,1161,655,680]" italics="true" pageId="12" pageNumber="277">R. uiara</emphasis>
</taxonomicName>
.
</paragraph>
</subSubSection>
</treatment>
</document>