treatments-xml/data/03/A4/87/03A487CEFFE1FFC885A555316802F8D9.xml

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<mods:title id="A1F1C5E14C5CE3F623765533567322CF">Redescription of the subgenus Securiops Jacobus, McCafferty &amp; Gattolliat 2006 (Ephemeroptera, Baetidae, Procloeon Bengtsson 1915)</mods:title>
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<mods:date id="A2B7F141E71EF9B48EFAE0B721A6EB3F">2023</mods:date>
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<paragraph id="8BB236D8FFE1FFCD85A555316852FB8D" blockId="9.[151,815,1078,1141]" box="[151,815,1078,1105]" pageId="9" pageNumber="252">
<heading id="D0FA81B4FFE1FFCD85A555316852FB8D" bold="true" box="[151,815,1078,1105]" fontSize="11" level="1" pageId="9" pageNumber="252" reason="1">
<emphasis id="B979EACAFFE1FFCD85A555316852FB8D" bold="true" box="[151,815,1078,1105]" pageId="9" pageNumber="252">
<taxonomicName id="4C0D4D5BFFE1FFCD85A5553169C1FB8C" authority="(Crass 1947)" authorityName="Kluge" authorityYear="2023" baseAuthorityName="Crass" baseAuthorityYear="1947" box="[151,700,1078,1105]" class="Insecta" family="Baetidae" genus="Procloeon" kingdom="Animalia" order="Ephemeroptera" pageId="9" pageNumber="252" phylum="Arthropoda" rank="species" species="falcatum" status="comb. n." subGenus="Securiops">
<emphasis id="B979EACAFFE1FFCD85A555316A6EFB8D" bold="true" box="[151,275,1078,1105]" italics="true" pageId="9" pageNumber="252">Procloeon</emphasis>
(
<emphasis id="B979EACAFFE1FFCD841655306AE6FB8D" bold="true" box="[292,411,1079,1105]" italics="true" pageId="9" pageNumber="252">Securiops</emphasis>
) 
<emphasis id="B979EACAFFE1FFCD849E55316965FB8D" bold="true" box="[428,536,1078,1105]" italics="true" pageId="9" pageNumber="252">falcatum</emphasis>
(
<bibRefCitation id="EF9C4B29FFE1FFCD8715553169C9FB8C" author="Crass" box="[551,692,1078,1104]" pageId="9" pageNumber="252" pagination="37 - 100" refId="ref11918" refString="Crass R. S. (1947) The May-flies (Ephemeroptera) of Natal and the Eastern Cape. Annals of the Natal Museum, 11 (1), 37 - 100." type="journal article" year="1947">Crass 1947</bibRefCitation>
)
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<taxonomicNameLabel id="A24A57B1FFE1FFCD87F655306852FB8D" box="[708,815,1079,1105]" pageId="9" pageNumber="252" rank="species">comb. n.</taxonomicNameLabel>
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<subSubSection id="C3176553FFE1FFCD85A5555C6A22FBA9" box="[151,351,1114,1141]" pageId="9" pageNumber="252" type="description">
<paragraph id="8BB236D8FFE1FFCD85A5555C6A22FBA9" blockId="9.[151,815,1078,1141]" box="[151,351,1114,1141]" pageId="9" pageNumber="252">
(
<figureCitation id="13362A5DFFE1FFCD85AD555C6A79FBA9" box="[159,260,1115,1141]" captionStart="FIGURES 1–24" captionStartId="2.[151,264,1672,1696]" captionTargetBox="[155,1427,188,1633]" captionTargetId="figure-18@2.[151,1436,179,1646]" captionTargetPageId="2" captionText="FIGURES 1–24. Right tergalii of Securiops with dorsal lamella turned out. 1–7, Procloeon (Securiops) falcatum, tergalii I–VII; 8–17, two individuals of P. (S.) macafertiorum: 8–11, tergalii I–II and V–VII; 12–16, tergalii I–V; 17, the same individual, margins of abdominal segments VII–IX with tergalius VII in natural position; 18–24, P. (S.) primasia, tergalii I–VII." figureDoi="http://doi.org/10.5281/zenodo.8334183" httpUri="https://zenodo.org/record/8334183/files/figure.png" pageId="9" pageNumber="252">Figs 1–7</figureCitation>
, 
<figureCitation id="13362A5DFFE1FFCD8422555D6A2AFBA9" box="[272,343,1114,1141]" captionStart-0="FIGURES 25–30" captionStart-1="FIGURES 31–39" captionStart-2="FIGURES 40–46" captionStart-3="FIGURES 47–52" captionStart-4="FIGURES 53–58" captionStart-5="FIGURES 59–65" captionStartId-0="4.[151,264,1841,1865]" captionStartId-1="5.[151,264,1841,1865]" captionStartId-2="7.[151,264,1841,1865]" captionStartId-3="8.[151,264,1670,1694]" captionStartId-4="10.[151,264,1932,1956]" captionStartId-5="11.[151,264,1814,1838]" captionTargetBox-0="[151,1435,181,1817]" captionTargetBox-1="[151,1436,181,1817]" captionTargetBox-2="[151,1436,181,1817]" captionTargetBox-3="[151,1435,181,1646]" captionTargetBox-4="[151,1436,274,1908]" captionTargetBox-5="[157,1430,561,1784]" captionTargetId-0="figure-18@4.[151,1435,181,1817]" captionTargetId-1="figure-16@5.[151,1436,181,1817]" captionTargetId-2="figure-16@7.[151,1436,181,1817]" captionTargetId-3="figure-18@8.[151,1435,181,1646]" captionTargetId-4="figure-63@10.[151,1436,273,1908]" captionTargetId-5="figure-179@11.[157,1430,561,1791]" captionTargetPageId-0="4" captionTargetPageId-1="5" captionTargetPageId-2="7" captionTargetPageId-3="8" captionTargetPageId-4="10" captionTargetPageId-5="11" captionText-0="FIGURES 25–30. Procloeon (Securiops) falcatum. 25–28, larval exuviae (with same magnification): 25, abdominal sterna; 26, abdominal terga; 27, half of pronotum and mesonotum; 28, fore leg; 29, exuviae of metanotum with hind protoptera, left metapleuron and 1st abdominal tergum, enlarged; 30, fore protopteron, to show correspondence between cuticular coloration and veins visible inside." captionText-1="FIGURES 31–39. Procloeon (Securiops) falcatum, larval mouthparts. 31, apex of labrum, ventral view; 32, labrum, dorsal view; 33, apex of labrum, enlarged; 34–35, left and right mandibles; 36, maxilla; 37–38, apex of maxilla with focus on ventral and dorsal sides; 39, hypopharynx with superlinguae.Abbreviations: can, maxillary canines; ds1, ds2, ds3, 1st–3rd dentisetae," captionText-2="FIGURES 40–46. Procloeon (Securiops) falcatum, labium. 40, integral labium; 41–46, parts of exuviae: 41, glossae and paraglossae, ventral view; 42, half of labium of another individual (ventral setae of glossae directed distally); 43, the same individual, with ventral setae of glossae directed proximally; 44, distal segments of labial palp; 45–46, enlarged glossae in ventral and dorsal view (ventral setae directed distally). Abbreviations: m2-3, muscle going from 2nd palpomere to base of 3rd palpomere; pm1, pm2, pm3, 1st–3rd palpomeres; s.d, dorsal setae of glossae; s.v, ventral setae of glossa." captionText-3="FIGURES 47–52. Procloeon (Securiops) falcatum, larva. 47, articulation of femur and tibia of fore leg, dorsal view; 48, the same, compressed to show junction of patella-tibial suture with row of fine hairs; 49, fragment of tarsus; 50, claw; 51, abdominal tergum X and margin of tergum IX; 52, abdominal tergum X and paraprocts." captionText-4="FIGURES 53–58. Procloeon (Securiops) falcatum, exuviae of larval abdomen. 53–56, terga II, III, IV and IX; 57, sternum IV; 58, constant bifurcate seta on sublateral part of sternum VIII." captionText-5="FIGURES 59–65. Procloeon (Securiops) falcatum. 59–60, parts of male subimago extracted from larva: 59, abdomen; 60, genitalia; 61–64, young male subimago: 61, abdomen; 62, genitalia; 63, fore femur; 64, hind wing (partly crumpled); 65, genitalia of male imago (after Crass 1947). Abbreviations: gs1, gs2, gs3, 1st–3rd segments of gonostylus; pb, median projection of penial bridge; usg, unistyliger." figureDoi-0="http://doi.org/10.5281/zenodo.8334185" figureDoi-1="http://doi.org/10.5281/zenodo.8334189" figureDoi-2="http://doi.org/10.5281/zenodo.8334193" figureDoi-3="http://doi.org/10.5281/zenodo.8334199" figureDoi-4="http://doi.org/10.5281/zenodo.8334201" figureDoi-5="http://doi.org/10.5281/zenodo.8334205" httpUri-0="https://zenodo.org/record/8334185/files/figure.png" httpUri-1="https://zenodo.org/record/8334189/files/figure.png" httpUri-2="https://zenodo.org/record/8334193/files/figure.png" httpUri-3="https://zenodo.org/record/8334199/files/figure.png" httpUri-4="https://zenodo.org/record/8334201/files/figure.png" httpUri-5="https://zenodo.org/record/8334205/files/figure.png" pageId="9" pageNumber="252">25–65</figureCitation>
)
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<paragraph id="8BB236D8FFE1FFCD85A5559869B8FB6B" blockId="9.[151,966,1183,1299]" box="[151,709,1183,1207]" pageId="9" pageNumber="252">
<treatmentCitationGroup id="AB1D11F6FFE1FFCD85A5559869B8FB6B" box="[151,709,1183,1207]" pageId="9" pageNumber="252">
<treatmentCitation id="0AAC10C9FFE1FFCD85A555986967FB6B" author="Crass" box="[151,538,1183,1207]" page="80" pageId="9" pageNumber="252" year="1947">
<taxonomicName id="4C0D4D5BFFE1FFCD85A555986967FB6B" authority="Crass 1947: 80" authorityName="Crass" authorityPageNumber="80" authorityYear="1947" box="[151,538,1183,1207]" class="Insecta" family="Baetidae" genus="Centroptilum" kingdom="Animalia" order="Ephemeroptera" pageId="9" pageNumber="252" phylum="Arthropoda" rank="species" species="falcatum">
<emphasis id="B979EACAFFE1FFCD85A555986A00FB6B" box="[151,381,1183,1207]" italics="true" pageId="9" pageNumber="252">Centroptilum falcatum</emphasis>
<bibRefCitation id="EF9C4B29FFE1FFCD84B155986967FB6B" author="Crass" box="[387,538,1183,1207]" pageId="9" pageNumber="252" pagination="37 - 100" refId="ref11918" refString="Crass R. S. (1947) The May-flies (Ephemeroptera) of Natal and the Eastern Cape. Annals of the Natal Museum, 11 (1), 37 - 100." type="journal article" year="1947">Crass 1947: 80</bibRefCitation>
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(J &amp; 
<specimenCount id="9D0BFD51FFE1FFCD876F55A7690DFB6B" box="[605,624,1184,1207]" pageId="9" pageNumber="252" type="female">♀</specimenCount>
imago).
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</paragraph>
<paragraph id="8BB236D8FFE1FFCD85A555B969E2FB0A" blockId="9.[151,966,1183,1299]" box="[151,671,1214,1238]" pageId="9" pageNumber="252">
<taxonomicName id="4C0D4D5BFFE1FFCD85A555B969E7FB0A" authority=": Gillies 1990: 99" authorityName="Gillies" authorityPageNumber="99" authorityYear="1990" box="[151,666,1214,1238]" class="Insecta" family="Baetidae" genus="Afroptilum" kingdom="Animalia" order="Ephemeroptera" pageId="9" pageNumber="252" phylum="Arthropoda" rank="species" species="falcatum" subGenus="Afroptilum">
<emphasis id="B979EACAFFE1FFCD85A555B96A79FB0A" box="[151,260,1214,1238]" italics="true" pageId="9" pageNumber="252">Afroptilum</emphasis>
(
<emphasis id="B979EACAFFE1FFCD842155B96AFDFB0A" box="[275,384,1214,1238]" italics="true" pageId="9" pageNumber="252">Afroptilum</emphasis>
) 
<emphasis id="B979EACAFFE1FFCD84BC55B96A9AFB0A" box="[398,487,1214,1238]" italics="true" pageId="9" pageNumber="252">falcatum</emphasis>
: Gillies 1990: 99
</taxonomicName>
.
</paragraph>
<paragraph id="8BB236D8FFE1FFCD85A555DB6877FB29" blockId="9.[151,966,1183,1299]" box="[151,778,1244,1269]" pageId="9" pageNumber="252">
<treatmentCitationGroup id="AB1D11F6FFE1FFCD85A555DB6877FB29" box="[151,778,1244,1269]" pageId="9" pageNumber="252">
<treatmentCitation id="0AAC10C9FFE1FFCD85A555DB687BFB29" author="Lugo-Ortiz, C. R. &amp; McCafferty, W. P." box="[151,774,1244,1269]" page="379" pageId="9" pageNumber="252" year="1998">
<taxonomicName id="4C0D4D5BFFE1FFCD85A555DB687BFB29" ID-CoL="69R6S" authority=": Lugo-Ortiz &amp; McCafferty 1998: 379" authorityName="Lugo-Ortiz &amp; McCafferty" authorityPageNumber="379" authorityYear="1998" box="[151,774,1244,1269]" class="Insecta" family="Baetidae" genus="Cheleocloeon" kingdom="Animalia" order="Ephemeroptera" pageId="9" pageNumber="252" phylum="Arthropoda" rank="species" species="falcatum">
<emphasis id="B979EACAFFE1FFCD85A555DB6AFFFB28" box="[151,386,1244,1268]" italics="true" pageId="9" pageNumber="252">Cheleocloeon falcatum</emphasis>
: 
<bibRefCitation id="EF9C4B29FFE1FFCD84BD55DB687BFB29" author="Lugo-Ortiz, C. R. &amp; McCafferty, W. P." box="[399,774,1244,1269]" pageId="9" pageNumber="252" pagination="379 - 380" refId="ref13277" refString="Lugo-Ortiz, C. R. &amp; McCafferty, W. P. (1998) Cheleocloeon falcatum (Crass), a new combination for a southern African species previously assigned to Afroptilum Gillies (Ephemeroptera: Baetidae). African Entomology, 6 (2), 379 - 380." type="journal article" year="1998">Lugo-Ortiz &amp; McCafferty 1998: 379</bibRefCitation>
</taxonomicName>
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.
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</paragraph>
<paragraph id="8BB236D8FFE1FFCD85A555FC68BBFACF" blockId="9.[151,966,1183,1299]" box="[151,966,1275,1299]" pageId="9" pageNumber="252">
<treatmentCitationGroup id="AB1D11F6FFE1FFCD85A555FC68BBFACF" box="[151,966,1275,1299]" pageId="9" pageNumber="252">
<treatmentCitation id="0AAC10C9FFE1FFCD85A555FC685BFACF" author="Jacobus, L. M. &amp; McCafferty, W. P." box="[151,806,1275,1299]" page="474" pageId="9" pageNumber="252" year="2005">
<taxonomicName id="4C0D4D5BFFE1FFCD85A555FC685BFACF" authority=": Jacobus &amp; McCafferty 2005: 474" authorityName=": Jacobus &amp; McCafferty" authorityPageNumber="474" authorityYear="2005" box="[151,806,1275,1299]" class="Insecta" family="Baetidae" genus="Potamocloeon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Ephemeroptera" pageId="9" pageNumber="252" phylum="Arthropoda" rank="species" species="macafertiorum">
<emphasis id="B979EACAFFE1FFCD85A555FC6ABAFACF" box="[151,455,1275,1299]" italics="true" pageId="9" pageNumber="252">Potamocloeon macafertiorum</emphasis>
: 
<bibRefCitation id="EF9C4B29FFE1FFCD84E655FC685BFACF" author="Jacobus, L. M. &amp; McCafferty, W. P." box="[468,806,1275,1299]" pageId="9" pageNumber="252" pagination="474 - 475" refId="ref12218" refString="Jacobus, L. M. &amp; McCafferty, W. P. (2005) Validation of Potamocloeon macaferiorum Lugo-Ortiz (Ephemeroptera: Baetidae). Proceedings of the Entomological Society of Washington, 107 (2), 474 - 475." type="journal article" year="2005">Jacobus &amp; McCafferty 2005: 474</bibRefCitation>
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(larva, partim).
</treatmentCitationGroup>
</paragraph>
</subSubSection>
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<emphasis id="B979EACAFFE1FFCD85A554466AF9FA87" bold="true" box="[151,388,1345,1371]" pageId="9" pageNumber="252">Material examined.</emphasis>
<materialsCitation id="3B653C85FFE1FFCD84BD544668FBFA7F" collectingDate="2019-02-08" collectingDateMax="2019-02-12" collectingDateMin="2019-02-08" collectorName="N. Kluge &amp; L. Sheyko" country="South Africa" county="Winelands District" latitude="-33.958336" location="Eerste River" longLatPrecision="767" longitude="18.916666" municipality="Jonkershoek Valley" pageId="9" pageNumber="252" specimenCount="2" specimenCount-larva="2" stateProvince="Western Cape">
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, 
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: 
<collectingRegion id="49C9F83AFFE1FFCD86BC544668B5FA87" box="[910,968,1345,1371]" country="South Africa" name="Western Cape" pageId="9" pageNumber="252">Cape</collectingRegion>
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<location id="8ED26003FFE1FFCD85A554616A58FAA3" LSID="urn:lsid:plazi:treatment:03A487CEFFE1FFC885A555316802F8D9:8ED26003FFE1FFCD85A554616A58FAA3" box="[151,293,1381,1408]" country="South Africa" county="Winelands District" latitude="-33.958336" longLatPrecision="767" longitude="18.916666" municipality="Jonkershoek Valley" name="Eerste River" pageId="9" pageNumber="252" stateProvince="Western Cape">Eerste River</location>
upstream 
<location id="8ED26003FFE1FFCD84925462694FFAA3" LSID="urn:lsid:plazi:treatment:03A487CEFFE1FFC885A555316802F8D9:8ED26003FFE1FFCD84925462694FFAA3" box="[416,562,1381,1407]" country="South Africa" county="Winelands District" latitude="-33.958336" longLatPrecision="767" longitude="18.916666" municipality="Jonkershoek Valley" name="Stellenbosch" pageId="9" pageNumber="252" stateProvince="Western Cape">Stellenbosch</location>
, 
<location id="8ED26003FFE1FFCD8772546269BFFAA3" LSID="urn:lsid:plazi:treatment:03A487CEFFE1FFC885A555316802F8D9:8ED26003FFE1FFCD8772546269BFFAA3" box="[576,706,1381,1407]" country="South Africa" county="Winelands District" latitude="-33.958336" longLatPrecision="767" longitude="18.916666" municipality="Jonkershoek Valley" name="Swiss Club" pageId="9" pageNumber="252" stateProvince="Western Cape">Swiss Club</location>
(
<locationDeviation id="9A002FFAFFE1FFCD87E7546268A6FAA3" box="[725,987,1381,1408]" location="Stellenbosch" pageId="9" pageNumber="252">
<quantity id="4CF59B3DFFE1FFCD87E75462686FFAA3" box="[725,786,1381,1408]" metricMagnitude="3" metricUnit="m" metricValue="5.0" pageId="9" pageNumber="252" unit="km" value="5.0">5 km</quantity>
SE Stellenbosch
</locationDeviation>
), 
<geoCoordinate id="EE39501FFFE1FFCD86C254606F0EFA5E" box="[1008,1139,1383,1410]" degrees="33" direction="south" minutes="57" orientation="latitude" pageId="9" pageNumber="252" precision="15" seconds="30" value="-33.958336">33°57′30″S</geoCoordinate>
, 
<geoCoordinate id="EE39501FFFE1FFCD81B054606FA3FA5E" box="[1154,1246,1383,1410]" degrees="18" direction="east" minutes="55" orientation="longitude" pageId="9" pageNumber="252" precision="925" value="18.916666">18°55′E</geoCoordinate>
, 18–22.I and 
<date id="FFB31018FFE1FFCD80B254626A73FA7F" pageId="9" pageNumber="252" value="2019-02-08" valueMax="2019-02-12" valueMin="2019-02-08">
<collectingDate id="EFF7E9F0FFE1FFCD80B254626A73FA7F" pageId="9" pageNumber="252" value="2019-02-08" valueMax="2019-02-12" valueMin="2019-02-08">8– 12.II.2019</collectingDate>
</date>
, coll. 
<collectorName id="26F8530EFFE1FFCD8461548D6AC7FA7F" box="[339,442,1417,1444]" pageId="9" pageNumber="252">N. Kluge</collectorName>
&amp; 
<collectorName id="26F8530EFFE1FFCD84D2548D6925FA7F" box="[480,600,1417,1444]" pageId="9" pageNumber="252">L. Sheyko</collectorName>
: 1 L-SJ, 1 L/SJ, 
<specimenCount id="9D0BFD51FFE1FFCD861B548E68FBFA7F" box="[809,902,1417,1443]" pageId="9" pageNumber="252" type="larva">2 larvae</specimenCount>
</materialsCitation>
; 
<materialsCitation id="3B653C85FFE1FFCD86A0548E6B89FA1B" collectingDate="2019-02-08" collectingDateMax="2019-02-11" collectingDateMin="2019-02-08" collectorName="N. Kluge &amp; L. Sheyko" country="South Africa" county="Winelands District" latitude="-33.958336" location="Eerste River" longLatPrecision="767" longitude="18.916666" municipality="Jonkershoek Valley" pageId="9" pageNumber="252" specimenCount="2" specimenCount-larva="2" stateProvince="Cape">
the same locality and collectors, 
<date id="FFB31018FFE1FFCD8037548E6EE5FA7F" box="[1285,1432,1417,1443]" pageId="9" pageNumber="252" value="2019-02-08" valueMax="2019-02-11" valueMin="2019-02-08">
<collectingDate id="EFF7E9F0FFE1FFCD8037548E6EE5FA7F" box="[1285,1432,1417,1443]" pageId="9" pageNumber="252" value="2019-02-08" valueMax="2019-02-11" valueMin="2019-02-08">8–11.II.2019</collectingDate>
</date>
: 
<specimenCount id="9D0BFD51FFE1FFCD85A554AA6B89FA1B" box="[151,244,1453,1479]" pageId="9" pageNumber="252" type="larva">2 larvae</specimenCount>
</materialsCitation>
.
</paragraph>
<paragraph id="8BB236D8FFE1FFCD85F554D66A21FA37" blockId="9.[151,1437,1345,2020]" box="[199,348,1489,1515]" pageId="9" pageNumber="252">
<emphasis id="B979EACAFFE1FFCD85F554D66A21FA37" bold="true" box="[199,348,1489,1515]" pageId="9" pageNumber="252">Descriptions</emphasis>
</paragraph>
<paragraph id="8BB236D8FFE1FFCD85F554F16FA1F88F" blockId="9.[151,1437,1345,2020]" pageId="9" pageNumber="252">
<emphasis id="B979EACAFFE1FFCD85F554F16A6FF9CC" bold="true" box="[199,274,1526,1552]" italics="true" pageId="9" pageNumber="252">Larva.</emphasis>
CUTICULAR COLORATION. Cuticle of anterior part of head nearly colorless, occipit light brownish. Pronotum, mesonotum and metanotum with composite pattern of colorless, light brown and dark brown areas (
<figureCitation id="13362A5DFFE1FFCD805D571E6BCAF98B" captionStart="FIGURES 25–30" captionStartId="4.[151,264,1841,1865]" captionTargetBox="[151,1435,181,1817]" captionTargetId="figure-18@4.[151,1435,181,1817]" captionTargetPageId="4" captionText="FIGURES 25–30. Procloeon (Securiops) falcatum. 25–28, larval exuviae (with same magnification): 25, abdominal sterna; 26, abdominal terga; 27, half of pronotum and mesonotum; 28, fore leg; 29, exuviae of metanotum with hind protoptera, left metapleuron and 1st abdominal tergum, enlarged; 30, fore protopteron, to show correspondence between cuticular coloration and veins visible inside." figureDoi="http://doi.org/10.5281/zenodo.8334185" httpUri="https://zenodo.org/record/8334185/files/figure.png" pageId="9" pageNumber="252">Fig. 27</figureCitation>
). Fore protopteron with colorless base and dark brown striation on convex veins iRSa, iRSa 
<subScript id="1789349DFFE1FFCD81F657576FB1F982" attach="right" box="[1220,1228,1616,1630]" fontSize="6" pageId="9" pageNumber="252">2</subScript>
, iRS and on distal portions of convex veins MA 
<subScript id="1789349DFFE1FFCD84D357736A94F95E" attach="left" box="[481,489,1652,1666]" fontSize="6" pageId="9" pageNumber="252">2</subScript>
and iMP (
<figureCitation id="13362A5DFFE1FFCD876D576669C9F9A7" box="[607,692,1633,1659]" captionStart="FIGURES 25–30" captionStartId="4.[151,264,1841,1865]" captionTargetBox="[151,1435,181,1817]" captionTargetId="figure-18@4.[151,1435,181,1817]" captionTargetPageId="4" captionText="FIGURES 25–30. Procloeon (Securiops) falcatum. 25–28, larval exuviae (with same magnification): 25, abdominal sterna; 26, abdominal terga; 27, half of pronotum and mesonotum; 28, fore leg; 29, exuviae of metanotum with hind protoptera, left metapleuron and 1st abdominal tergum, enlarged; 30, fore protopteron, to show correspondence between cuticular coloration and veins visible inside." figureDoi="http://doi.org/10.5281/zenodo.8334185" httpUri="https://zenodo.org/record/8334185/files/figure.png" pageId="9" pageNumber="252">Fig. 30</figureCitation>
). Hind protopteron brown basally, colorless at most part (
<figureCitation id="13362A5DFFE1FFCD800957666EEDF9A7" box="[1339,1424,1633,1659]" captionStart="FIGURES 25–30" captionStartId="4.[151,264,1841,1865]" captionTargetBox="[151,1435,181,1817]" captionTargetId="figure-18@4.[151,1435,181,1817]" captionTargetPageId="4" captionText="FIGURES 25–30. Procloeon (Securiops) falcatum. 25–28, larval exuviae (with same magnification): 25, abdominal sterna; 26, abdominal terga; 27, half of pronotum and mesonotum; 28, fore leg; 29, exuviae of metanotum with hind protoptera, left metapleuron and 1st abdominal tergum, enlarged; 30, fore protopteron, to show correspondence between cuticular coloration and veins visible inside." figureDoi="http://doi.org/10.5281/zenodo.8334185" httpUri="https://zenodo.org/record/8334185/files/figure.png" pageId="9" pageNumber="252">Fig. 29</figureCitation>
). Mesothoracic and metathoracic pleura brown (
<figureCitation id="13362A5DFFE1FFCD87995782687DF943" box="[683,768,1669,1695]" captionStart="FIGURES 25–30" captionStartId="4.[151,264,1841,1865]" captionTargetBox="[151,1435,181,1817]" captionTargetId="figure-18@4.[151,1435,181,1817]" captionTargetPageId="4" captionText="FIGURES 25–30. Procloeon (Securiops) falcatum. 25–28, larval exuviae (with same magnification): 25, abdominal sterna; 26, abdominal terga; 27, half of pronotum and mesonotum; 28, fore leg; 29, exuviae of metanotum with hind protoptera, left metapleuron and 1st abdominal tergum, enlarged; 30, fore protopteron, to show correspondence between cuticular coloration and veins visible inside." figureDoi="http://doi.org/10.5281/zenodo.8334185" httpUri="https://zenodo.org/record/8334185/files/figure.png" pageId="9" pageNumber="252">Fig. 29</figureCitation>
), prothoracic pleura and all thoracic sterna colorless. Legs mostly colorless, with brownish darkening in distal part of femur, proximal part of tibia and distal part of tarsus (
<figureCitation id="13362A5DFFE1FFCD805D57AE6BCAF93B" captionStart="FIGURES 25–30" captionStartId="4.[151,264,1841,1865]" captionTargetBox="[151,1435,181,1817]" captionTargetId="figure-18@4.[151,1435,181,1817]" captionTargetPageId="4" captionText="FIGURES 25–30. Procloeon (Securiops) falcatum. 25–28, larval exuviae (with same magnification): 25, abdominal sterna; 26, abdominal terga; 27, half of pronotum and mesonotum; 28, fore leg; 29, exuviae of metanotum with hind protoptera, left metapleuron and 1st abdominal tergum, enlarged; 30, fore protopteron, to show correspondence between cuticular coloration and veins visible inside." figureDoi="http://doi.org/10.5281/zenodo.8334185" httpUri="https://zenodo.org/record/8334185/files/figure.png" pageId="9" pageNumber="252">Fig. 28</figureCitation>
). Abdominal terga with composite pattern of colorless, light brown and dark brown areas, with brown coloration most expressed on tergum 
<collectionCode id="ED1CAE1DFFE1FFCD84FA57F56A9BF8D0" box="[456,486,1778,1804]" country="Norway" name="Mykotektet, National Veterinary Institute" pageId="9" pageNumber="252">VI</collectionCode>
(
<figureCitation id="13362A5DFFE1FFCD84C457F66936F8D7" box="[502,587,1777,1803]" captionStart="FIGURES 25–30" captionStartId="4.[151,264,1841,1865]" captionTargetBox="[151,1435,181,1817]" captionTargetId="figure-18@4.[151,1435,181,1817]" captionTargetPageId="4" captionText="FIGURES 25–30. Procloeon (Securiops) falcatum. 25–28, larval exuviae (with same magnification): 25, abdominal sterna; 26, abdominal terga; 27, half of pronotum and mesonotum; 28, fore leg; 29, exuviae of metanotum with hind protoptera, left metapleuron and 1st abdominal tergum, enlarged; 30, fore protopteron, to show correspondence between cuticular coloration and veins visible inside." figureDoi="http://doi.org/10.5281/zenodo.8334185" httpUri="https://zenodo.org/record/8334185/files/figure.png" pageId="9" pageNumber="252">Fig. 26</figureCitation>
); terga 
<collectionCode id="ED1CAE1DFFE1FFCD879257F569C0F8D0" box="[672,701,1778,1804]" pageId="9" pageNumber="252">IV</collectionCode>
and 
<collectionCode id="ED1CAE1DFFE1FFCD87C457F56860F8D0" box="[758,797,1778,1804]" pageId="9" pageNumber="252">VII</collectionCode>
without medial longitudinal stripe (in contrast to 
<taxonomicName id="4C0D4D5BFFE1FFCD806657F56A40F8F3" authorityName=": Jacobus &amp; McCafferty" authorityYear="2005" class="Insecta" family="Baetidae" genus="Potamocloeon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Ephemeroptera" pageId="9" pageNumber="252" phylum="Arthropoda" rank="species" species="macafertiorum" subGenus="Securiops">
<emphasis id="B979EACAFFE1FFCD806657F56E18F8D7" box="[1364,1381,1778,1803]" italics="true" pageId="9" pageNumber="252">P</emphasis>
. (
<emphasis id="B979EACAFFE1FFCD804C57F56EF1F8D0" box="[1406,1420,1778,1804]" italics="true" pageId="9" pageNumber="252">S</emphasis>
.) 
<emphasis id="B979EACAFFE1FFCD85A556126A40F8F3" box="[151,317,1813,1839]" italics="true" pageId="9" pageNumber="252">macafertiorum</emphasis>
</taxonomicName>
). Abdominal sterna either nearly entirely colorless, or with contrasting brown longitudinal sublateral stripes (
<figureCitation id="13362A5DFFE1FFCD85C2563E6A39F888" box="[240,324,1849,1876]" captionStart="FIGURES 25–30" captionStartId="4.[151,264,1841,1865]" captionTargetBox="[151,1435,181,1817]" captionTargetId="figure-18@4.[151,1435,181,1817]" captionTargetPageId="4" captionText="FIGURES 25–30. Procloeon (Securiops) falcatum. 25–28, larval exuviae (with same magnification): 25, abdominal sterna; 26, abdominal terga; 27, half of pronotum and mesonotum; 28, fore leg; 29, exuviae of metanotum with hind protoptera, left metapleuron and 1st abdominal tergum, enlarged; 30, fore protopteron, to show correspondence between cuticular coloration and veins visible inside." figureDoi="http://doi.org/10.5281/zenodo.8334185" httpUri="https://zenodo.org/record/8334185/files/figure.png" pageId="9" pageNumber="252">Fig. 25</figureCitation>
). Caudalii nearly colorless, with brown bands on each 4th segment (as in 
<figureCitation id="13362A5DFFE1FFCD814E563E6FADF88F" box="[1148,1232,1849,1875]" captionStart="FIGURES 66–69" captionStartId="14.[151,264,1841,1865]" captionTargetBox="[151,1436,181,1817]" captionTargetId="figure-18@14.[151,1436,181,1817]" captionTargetPageId="14" captionText="FIGURES 66–69. Larvae of Procloeon (Securiops) macafertiorum. 66–68, larval exuviae (with same magnification): 66, abdominal terga and sterna; 67, thoracic sterna, pleura, halves of metanotum with hind protoptera and right legs (arrows show hind protoptera); 68, half of pronotum and mesonotum; 69, last instar male larva." figureDoi="http://doi.org/10.5281/zenodo.8334209" httpUri="https://zenodo.org/record/8334209/files/figure.png" pageId="9" pageNumber="252">Fig. 66</figureCitation>
).
</paragraph>
<paragraph id="8BB236D8FFE1FFCD85F5565A6866F840" blockId="9.[151,1437,1345,2020]" pageId="9" pageNumber="252">
HYPODERMAL COLORATION. Not expressed; shortly before molt to subimago, subimaginal coloration becomes visible through larval cuticle (as in 
<figureCitation id="13362A5DFFE1FFCD87BF56866872F840" box="[653,783,1921,1948]" captionStart="FIGURES 59–65" captionStartId="11.[151,264,1814,1838]" captionTargetBox="[157,1430,561,1784]" captionTargetId="figure-179@11.[157,1430,561,1791]" captionTargetPageId="11" captionText="FIGURES 59–65. Procloeon (Securiops) falcatum. 59–60, parts of male subimago extracted from larva: 59, abdomen; 60, genitalia; 61–64, young male subimago: 61, abdomen; 62, genitalia; 63, fore femur; 64, hind wing (partly crumpled); 65, genitalia of male imago (after Crass 1947). Abbreviations: gs1, gs2, gs3, 1st–3rd segments of gonostylus; pb, median projection of penial bridge; usg, unistyliger." figureDoi="http://doi.org/10.5281/zenodo.8334205" httpUri="https://zenodo.org/record/8334205/files/figure.png" pageId="9" pageNumber="252">Figs 59–63</figureCitation>
).
</paragraph>
<paragraph id="8BB236D8FFE1FFCE85F556A26876FF25" blockId="9.[151,1437,1345,2020]" lastBlockId="10.[151,1437,151,249]" lastPageId="10" lastPageNumber="253" pageId="9" pageNumber="252">
<collectionCode id="ED1CAE1DFFE1FFCD85F556A26A91F863" box="[199,492,1957,1984]" pageId="9" pageNumber="252">SHAPE AND SETATION</collectionCode>
. Mouthparts characteristic for 
<taxonomicName id="4C0D4D5BFFE1FFCD860956A168D4F81C" authorityName=": Kluge" authorityYear="2020" box="[827,937,1958,1984]" class="Insecta" family="Baetidae" genus="Securiops" kingdom="Animalia" order="Ephemeroptera" pageId="9" pageNumber="252" phylum="Arthropoda" rank="genus">
<emphasis id="B979EACAFFE1FFCD860956A168D4F81C" box="[827,937,1958,1984]" italics="true" pageId="9" pageNumber="252">Securiops</emphasis>
</taxonomicName>
(see above) (
<figureCitation id="13362A5DFFE1FFCD810856A26FC1F863" box="[1082,1212,1957,1983]" captionStart-0="FIGURES 31–39" captionStart-1="FIGURES 40–46" captionStartId-0="5.[151,264,1841,1865]" captionStartId-1="7.[151,264,1841,1865]" captionTargetBox-0="[151,1436,181,1817]" captionTargetBox-1="[151,1436,181,1817]" captionTargetId-0="figure-16@5.[151,1436,181,1817]" captionTargetId-1="figure-16@7.[151,1436,181,1817]" captionTargetPageId-0="5" captionTargetPageId-1="7" captionText-0="FIGURES 31–39. Procloeon (Securiops) falcatum, larval mouthparts. 31, apex of labrum, ventral view; 32, labrum, dorsal view; 33, apex of labrum, enlarged; 34–35, left and right mandibles; 36, maxilla; 37–38, apex of maxilla with focus on ventral and dorsal sides; 39, hypopharynx with superlinguae.Abbreviations: can, maxillary canines; ds1, ds2, ds3, 1st–3rd dentisetae," captionText-1="FIGURES 40–46. Procloeon (Securiops) falcatum, labium. 40, integral labium; 41–46, parts of exuviae: 41, glossae and paraglossae, ventral view; 42, half of labium of another individual (ventral setae of glossae directed distally); 43, the same individual, with ventral setae of glossae directed proximally; 44, distal segments of labial palp; 45–46, enlarged glossae in ventral and dorsal view (ventral setae directed distally). Abbreviations: m2-3, muscle going from 2nd palpomere to base of 3rd palpomere; pm1, pm2, pm3, 1st–3rd palpomeres; s.d, dorsal setae of glossae; s.v, ventral setae of glossa." figureDoi-0="http://doi.org/10.5281/zenodo.8334189" figureDoi-1="http://doi.org/10.5281/zenodo.8334193" httpUri-0="https://zenodo.org/record/8334189/files/figure.png" httpUri-1="https://zenodo.org/record/8334193/files/figure.png" pageId="9" pageNumber="252">Figs 31–46</figureCitation>
). Paraglossae nearly oval, with inner margin either evenly convex (
<figureCitation id="13362A5DFFE1FFCD879056CE685BF83F" box="[674,806,1993,2019]" captionStart="FIGURES 40–46" captionStartId="7.[151,264,1841,1865]" captionTargetBox="[151,1436,181,1817]" captionTargetId="figure-16@7.[151,1436,181,1817]" captionTargetPageId="7" captionText="FIGURES 40–46. Procloeon (Securiops) falcatum, labium. 40, integral labium; 41–46, parts of exuviae: 41, glossae and paraglossae, ventral view; 42, half of labium of another individual (ventral setae of glossae directed distally); 43, the same individual, with ventral setae of glossae directed proximally; 44, distal segments of labial palp; 45–46, enlarged glossae in ventral and dorsal view (ventral setae directed distally). Abbreviations: m2-3, muscle going from 2nd palpomere to base of 3rd palpomere; pm1, pm2, pm3, 1st–3rd palpomeres; s.d, dorsal setae of glossae; s.v, ventral setae of glossa." figureDoi="http://doi.org/10.5281/zenodo.8334193" httpUri="https://zenodo.org/record/8334193/files/figure.png" pageId="9" pageNumber="252">Figs 42–43</figureCitation>
), or slightly concave in distal half (left side on 
<figureCitation id="13362A5DFFE1FFCD800E56CE6EF2F83F" box="[1340,1423,1993,2019]" captionStart="FIGURES 40–46" captionStartId="7.[151,264,1841,1865]" captionTargetBox="[151,1436,181,1817]" captionTargetId="figure-16@7.[151,1436,181,1817]" captionTargetPageId="7" captionText="FIGURES 40–46. Procloeon (Securiops) falcatum, labium. 40, integral labium; 41–46, parts of exuviae: 41, glossae and paraglossae, ventral view; 42, half of labium of another individual (ventral setae of glossae directed distally); 43, the same individual, with ventral setae of glossae directed proximally; 44, distal segments of labial palp; 45–46, enlarged glossae in ventral and dorsal view (ventral setae directed distally). Abbreviations: m2-3, muscle going from 2nd palpomere to base of 3rd palpomere; pm1, pm2, pm3, 1st–3rd palpomeres; s.d, dorsal setae of glossae; s.v, ventral setae of glossa." figureDoi="http://doi.org/10.5281/zenodo.8334193" httpUri="https://zenodo.org/record/8334193/files/figure.png" pageId="9" pageNumber="252">Fig. 41</figureCitation>
). On dorsal side of glossae, cuticle with transverse light brown sclerite just proximad of transverse setal row (
<figureCitation id="13362A5DFFE2FFCE800E51906EF2FF6D" box="[1340,1423,151,177]" captionStart="FIGURES 40–46" captionStartId="7.[151,264,1841,1865]" captionTargetBox="[151,1436,181,1817]" captionTargetId="figure-16@7.[151,1436,181,1817]" captionTargetPageId="7" captionText="FIGURES 40–46. Procloeon (Securiops) falcatum, labium. 40, integral labium; 41–46, parts of exuviae: 41, glossae and paraglossae, ventral view; 42, half of labium of another individual (ventral setae of glossae directed distally); 43, the same individual, with ventral setae of glossae directed proximally; 44, distal segments of labial palp; 45–46, enlarged glossae in ventral and dorsal view (ventral setae directed distally). Abbreviations: m2-3, muscle going from 2nd palpomere to base of 3rd palpomere; pm1, pm2, pm3, 1st–3rd palpomeres; s.d, dorsal setae of glossae; s.v, ventral setae of glossa." figureDoi="http://doi.org/10.5281/zenodo.8334193" httpUri="https://zenodo.org/record/8334193/files/figure.png" pageId="10" pageNumber="253">Fig. 46</figureCitation>
); remainder cuticle of labium colorless. Distal segment of labial palp without row of stout setae, with several stout setae near outer-distal and inner-distal corners (
<figureCitation id="13362A5DFFE2FFCE879851D86982FF25" box="[682,767,223,249]" captionStart="FIGURES 40–46" captionStartId="7.[151,264,1841,1865]" captionTargetBox="[151,1436,181,1817]" captionTargetId="figure-16@7.[151,1436,181,1817]" captionTargetPageId="7" captionText="FIGURES 40–46. Procloeon (Securiops) falcatum, labium. 40, integral labium; 41–46, parts of exuviae: 41, glossae and paraglossae, ventral view; 42, half of labium of another individual (ventral setae of glossae directed distally); 43, the same individual, with ventral setae of glossae directed proximally; 44, distal segments of labial palp; 45–46, enlarged glossae in ventral and dorsal view (ventral setae directed distally). Abbreviations: m2-3, muscle going from 2nd palpomere to base of 3rd palpomere; pm1, pm2, pm3, 1st–3rd palpomeres; s.d, dorsal setae of glossae; s.v, ventral setae of glossa." figureDoi="http://doi.org/10.5281/zenodo.8334193" httpUri="https://zenodo.org/record/8334193/files/figure.png" pageId="10" pageNumber="253">Fig. 44</figureCitation>
).
</paragraph>
<caption id="DF726650FFE2FFCE85A5568B687FF81B" ID-DOI="http://doi.org/10.5281/zenodo.8334201" ID-Zenodo-Dep="8334201" httpUri="https://zenodo.org/record/8334201/files/figure.png" pageId="10" pageNumber="253" startId="10.[151,264,1932,1956]" targetBox="[151,1436,274,1908]" targetPageId="10" targetType="figure">
<paragraph id="8BB236D8FFE2FFCE85A5568B687FF81B" blockId="10.[151,1436,1932,1992]" pageId="10" pageNumber="253">
<emphasis id="B979EACAFFE2FFCE85A5568B6A29F878" bold="true" box="[151,340,1932,1956]" pageId="10" pageNumber="253">FIGURES 53–58.</emphasis>
<taxonomicName id="4C0D4D5BFFE2FFCE8468568B69E0F878" authorityName="Kluge" authorityYear="2023" baseAuthorityName="Crass" baseAuthorityYear="1947" box="[346,669,1932,1956]" class="Insecta" family="Baetidae" genus="Procloeon" kingdom="Animalia" order="Ephemeroptera" pageId="10" pageNumber="253" phylum="Arthropoda" rank="species" species="falcatum" subGenus="Securiops">
<emphasis id="B979EACAFFE2FFCE8468568B6ABEF878" box="[346,451,1932,1956]" italics="true" pageId="10" pageNumber="253">Procloeon</emphasis>
(
<emphasis id="B979EACAFFE2FFCE84E3568B6948F87F" box="[465,565,1932,1955]" italics="true" pageId="10" pageNumber="253">Securiops</emphasis>
) 
<emphasis id="B979EACAFFE2FFCE8776568B69E0F878" box="[580,669,1932,1956]" italics="true" pageId="10" pageNumber="253">falcatum</emphasis>
</taxonomicName>
, exuviae of larval abdomen. 53–56, terga II, III, IV and IX; 57, sternum IV; 58, constant bifurcate seta on sublateral part of sternum VIII.
</paragraph>
</caption>
<paragraph id="8BB236D8FFE3FFCF85F551906F0EFEC1" blockId="11.[151,1437,150,537]" pageId="11" pageNumber="254">
Legs (
<figureCitation id="13362A5DFFE3FFCF843951906AF2FF6D" box="[267,399,150,177]" captionStart="FIGURES 47–52" captionStartId="8.[151,264,1670,1694]" captionTargetBox="[151,1435,181,1646]" captionTargetId="figure-18@8.[151,1435,181,1646]" captionTargetPageId="8" captionText="FIGURES 47–52. Procloeon (Securiops) falcatum, larva. 47, articulation of femur and tibia of fore leg, dorsal view; 48, the same, compressed to show junction of patella-tibial suture with row of fine hairs; 49, fragment of tarsus; 50, claw; 51, abdominal tergum X and margin of tergum IX; 52, abdominal tergum X and paraprocts." figureDoi="http://doi.org/10.5281/zenodo.8334199" httpUri="https://zenodo.org/record/8334199/files/figure.png" pageId="11" pageNumber="254">Figs 47–50</figureCitation>
): Femur, tibia and tarsus with rather small, stout, pointed, spine-like setae. On femur, all these spine-like setae equally small, located mostly on outer and inner sides not forming regular rows (
<figureCitation id="13362A5DFFE3FFCF81EB51BC6E50FF09" box="[1241,1325,187,213]" captionStart="FIGURES 47–52" captionStartId="8.[151,264,1670,1694]" captionTargetBox="[151,1435,181,1646]" captionTargetId="figure-18@8.[151,1435,181,1646]" captionTargetPageId="8" captionText="FIGURES 47–52. Procloeon (Securiops) falcatum, larva. 47, articulation of femur and tibia of fore leg, dorsal view; 48, the same, compressed to show junction of patella-tibial suture with row of fine hairs; 49, fragment of tarsus; 50, claw; 51, abdominal tergum X and margin of tergum IX; 52, abdominal tergum X and paraprocts." figureDoi="http://doi.org/10.5281/zenodo.8334199" httpUri="https://zenodo.org/record/8334199/files/figure.png" pageId="11" pageNumber="254">Fig. 47</figureCitation>
). On tibia and tarsus, these spine-like setae irregularly dispersed on all sides (
<figureCitation id="13362A5DFFE3FFCF86AA51D86892FF25" box="[920,1007,223,249]" captionStart="FIGURES 47–52" captionStartId="8.[151,264,1670,1694]" captionTargetBox="[151,1435,181,1646]" captionTargetId="figure-18@8.[151,1435,181,1646]" captionTargetPageId="8" captionText="FIGURES 47–52. Procloeon (Securiops) falcatum, larva. 47, articulation of femur and tibia of fore leg, dorsal view; 48, the same, compressed to show junction of patella-tibial suture with row of fine hairs; 49, fragment of tarsus; 50, claw; 51, abdominal tergum X and margin of tergum IX; 52, abdominal tergum X and paraprocts." figureDoi="http://doi.org/10.5281/zenodo.8334199" httpUri="https://zenodo.org/record/8334199/files/figure.png" pageId="11" pageNumber="254">Fig. 49</figureCitation>
); only in distal part of tarsus forming rather regular longitudinal row. Claws characteristic for 
<taxonomicName id="4C0D4D5BFFE3FFCF863F50046806FEC1" authorityName=": Kluge" authorityYear="2020" box="[781,891,259,285]" class="Insecta" family="Baetidae" genus="Securiops" kingdom="Animalia" order="Ephemeroptera" pageId="11" pageNumber="254" phylum="Arthropoda" rank="genus">
<emphasis id="B979EACAFFE3FFCF863F50046806FEC1" box="[781,891,259,285]" italics="true" pageId="11" pageNumber="254">Securiops</emphasis>
</taxonomicName>
(see above) (
<figureCitation id="13362A5DFFE3FFCF812050046F1BFEC1" box="[1042,1126,258,285]" captionStart="FIGURES 47–52" captionStartId="8.[151,264,1670,1694]" captionTargetBox="[151,1435,181,1646]" captionTargetId="figure-18@8.[151,1435,181,1646]" captionTargetPageId="8" captionText="FIGURES 47–52. Procloeon (Securiops) falcatum, larva. 47, articulation of femur and tibia of fore leg, dorsal view; 48, the same, compressed to show junction of patella-tibial suture with row of fine hairs; 49, fragment of tarsus; 50, claw; 51, abdominal tergum X and margin of tergum IX; 52, abdominal tergum X and paraprocts." figureDoi="http://doi.org/10.5281/zenodo.8334199" httpUri="https://zenodo.org/record/8334199/files/figure.png" pageId="11" pageNumber="254">Fig. 50</figureCitation>
).
</paragraph>
<paragraph id="8BB236D8FFE3FFCF85F550206878FEB9" blockId="11.[151,1437,150,537]" pageId="11" pageNumber="254">
Lateral spines present on abdominal segments 
<collectionCode id="ED1CAE1DFFE3FFCF87D250206983FE9D" box="[736,766,295,321]" pageId="11" pageNumber="254">IV</collectionCode>
–IX, varying from 2 to 8 spines on one side (
<figureCitation id="13362A5DFFE3FFCF803950206EECFE9D" box="[1291,1425,294,321]" captionStart="FIGURES 25–30" captionStartId="4.[151,264,1841,1865]" captionTargetBox="[151,1435,181,1817]" captionTargetId="figure-18@4.[151,1435,181,1817]" captionTargetPageId="4" captionText="FIGURES 25–30. Procloeon (Securiops) falcatum. 25–28, larval exuviae (with same magnification): 25, abdominal sterna; 26, abdominal terga; 27, half of pronotum and mesonotum; 28, fore leg; 29, exuviae of metanotum with hind protoptera, left metapleuron and 1st abdominal tergum, enlarged; 30, fore protopteron, to show correspondence between cuticular coloration and veins visible inside." figureDoi="http://doi.org/10.5281/zenodo.8334185" httpUri="https://zenodo.org/record/8334185/files/figure.png" pageId="11" pageNumber="254">Figs 25–26</figureCitation>
). Small posterolateral spines present on segments II– 
<collectionCode id="ED1CAE1DFFE3FFCF87EA504C687CFEB9" box="[728,769,331,357]" pageId="11" pageNumber="254">VII</collectionCode>
.
</paragraph>
<paragraph id="8BB236D8FFE3FFCF85F550686B93FDC5" blockId="11.[151,1437,150,537]" pageId="11" pageNumber="254">
Posterior margin of abdominal tergum I smooth, without denticles; posterior margins of terga II–X with heavily sclerotized, conic, sharply pointed, spine-like denticles separated by spaces wider than denticle width (
<figureCitation id="13362A5DFFE3FFCF803F50946EF2FE71" box="[1293,1423,402,429]" captionStart-0="FIGURES 47–52" captionStart-1="FIGURES 53–58" captionStartId-0="8.[151,264,1670,1694]" captionStartId-1="10.[151,264,1932,1956]" captionTargetBox-0="[151,1435,181,1646]" captionTargetBox-1="[151,1436,274,1908]" captionTargetId-0="figure-18@8.[151,1435,181,1646]" captionTargetId-1="figure-63@10.[151,1436,273,1908]" captionTargetPageId-0="8" captionTargetPageId-1="10" captionText-0="FIGURES 47–52. Procloeon (Securiops) falcatum, larva. 47, articulation of femur and tibia of fore leg, dorsal view; 48, the same, compressed to show junction of patella-tibial suture with row of fine hairs; 49, fragment of tarsus; 50, claw; 51, abdominal tergum X and margin of tergum IX; 52, abdominal tergum X and paraprocts." captionText-1="FIGURES 53–58. Procloeon (Securiops) falcatum, exuviae of larval abdomen. 53–56, terga II, III, IV and IX; 57, sternum IV; 58, constant bifurcate seta on sublateral part of sternum VIII." figureDoi-0="http://doi.org/10.5281/zenodo.8334199" figureDoi-1="http://doi.org/10.5281/zenodo.8334201" httpUri-0="https://zenodo.org/record/8334199/files/figure.png" httpUri-1="https://zenodo.org/record/8334201/files/figure.png" pageId="11" pageNumber="254">Figs 51–56</figureCitation>
); on tergum IX row of denticles interrupted medially, behind pair of submedian setae (
<figureCitation id="13362A5DFFE3FFCF817550B06FE0FE0D" box="[1095,1181,438,465]" captionStart="FIGURES 47–52" captionStartId="8.[151,264,1670,1694]" captionTargetBox="[151,1435,181,1646]" captionTargetId="figure-18@8.[151,1435,181,1646]" captionTargetPageId="8" captionText="FIGURES 47–52. Procloeon (Securiops) falcatum, larva. 47, articulation of femur and tibia of fore leg, dorsal view; 48, the same, compressed to show junction of patella-tibial suture with row of fine hairs; 49, fragment of tarsus; 50, claw; 51, abdominal tergum X and margin of tergum IX; 52, abdominal tergum X and paraprocts." figureDoi="http://doi.org/10.5281/zenodo.8334199" httpUri="https://zenodo.org/record/8334199/files/figure.png" pageId="11" pageNumber="254">Figs 51</figureCitation>
, 
<figureCitation id="13362A5DFFE3FFCF819B50B16FB4FE0D" box="[1193,1225,438,465]" captionStart="FIGURES 53–58" captionStartId="10.[151,264,1932,1956]" captionTargetBox="[151,1436,274,1908]" captionTargetId="figure-63@10.[151,1436,273,1908]" captionTargetPageId="10" captionText="FIGURES 53–58. Procloeon (Securiops) falcatum, exuviae of larval abdomen. 53–56, terga II, III, IV and IX; 57, sternum IV; 58, constant bifurcate seta on sublateral part of sternum VIII." figureDoi="http://doi.org/10.5281/zenodo.8334201" httpUri="https://zenodo.org/record/8334201/files/figure.png" pageId="11" pageNumber="254">56</figureCitation>
); projected portion of tergum X row with pair of larger denticles by sides and straight row of smaller denticles between them (
<figureCitation id="13362A5DFFE3FFCF805850DC6B9CFDC5" captionStart="FIGURES 47–52" captionStartId="8.[151,264,1670,1694]" captionTargetBox="[151,1435,181,1646]" captionTargetId="figure-18@8.[151,1435,181,1646]" captionTargetPageId="8" captionText="FIGURES 47–52. Procloeon (Securiops) falcatum, larva. 47, articulation of femur and tibia of fore leg, dorsal view; 48, the same, compressed to show junction of patella-tibial suture with row of fine hairs; 49, fragment of tarsus; 50, claw; 51, abdominal tergum X and margin of tergum IX; 52, abdominal tergum X and paraprocts." figureDoi="http://doi.org/10.5281/zenodo.8334199" httpUri="https://zenodo.org/record/8334199/files/figure.png" pageId="11" pageNumber="254">Figs 51–52</figureCitation>
).
</paragraph>
<caption id="DF726650FFE3FFCF85A556116A9AF847" ID-DOI="http://doi.org/10.5281/zenodo.8334205" ID-Zenodo-Dep="8334205" httpUri="https://zenodo.org/record/8334205/files/figure.png" pageId="11" pageNumber="254" startId="11.[151,264,1814,1838]" targetBox="[157,1430,561,1784]" targetPageId="11" targetType="figure">
<paragraph id="8BB236D8FFE3FFCF85A556116A9AF847" blockId="11.[151,1437,1814,1947]" pageId="11" pageNumber="254">
<emphasis id="B979EACAFFE3FFCF85A556116A2AF8F2" bold="true" box="[151,343,1814,1838]" pageId="11" pageNumber="254">FIGURES 59–65.</emphasis>
<taxonomicName id="4C0D4D5BFFE3FFCF8452561069D5F8F3" authorityName="Kluge" authorityYear="2023" baseAuthorityName="Crass" baseAuthorityYear="1947" box="[352,680,1815,1839]" class="Insecta" family="Baetidae" genus="Procloeon" kingdom="Animalia" order="Ephemeroptera" pageId="11" pageNumber="254" phylum="Arthropoda" rank="species" species="falcatum" subGenus="Securiops">
<emphasis id="B979EACAFFE3FFCF845256106AB4F8F3" box="[352,457,1815,1839]" italics="true" pageId="11" pageNumber="254">Procloeon</emphasis>
(
<emphasis id="B979EACAFFE3FFCF84E856106943F8F2" box="[474,574,1815,1838]" italics="true" pageId="11" pageNumber="254">Securiops</emphasis>
) 
<emphasis id="B979EACAFFE3FFCF877D561069D5F8F3" box="[591,680,1815,1839]" italics="true" pageId="11" pageNumber="254">falcatum</emphasis>
</taxonomicName>
. 59–60, parts of male subimago extracted from larva: 59, abdomen; 60, genitalia; 61–64, young male subimago: 61, abdomen; 62, genitalia; 63, fore femur; 64, hind wing (partly crumpled); 65, genitalia of male imago (after 
<bibRefCitation id="EF9C4B29FFE3FFCF84F556586941F8AB" author="Crass" box="[455,572,1887,1911]" pageId="11" pageNumber="254" pagination="37 - 100" refId="ref11918" refString="Crass R. S. (1947) The May-flies (Ephemeroptera) of Natal and the Eastern Cape. Annals of the Natal Museum, 11 (1), 37 - 100." type="journal article" year="1947">Crass 1947</bibRefCitation>
). Abbreviations: gs1, gs2, gs3, 1st–3rd segments of gonostylus; pb, median projection of penial bridge; usg, unistyliger.
</paragraph>
</caption>
<paragraph id="8BB236D8FFE4FFC885F55190692AFF25" blockId="12.[151,1437,151,1797]" pageId="12" pageNumber="255">
Posterior margins of abdominal sterna I–III smooth, without denticles; posterior margins of sterna 
<collectionCode id="ED1CAE1DFFE4FFC8802851906E4AFF6D" box="[1306,1335,151,177]" pageId="12" pageNumber="255">IV</collectionCode>
–IX with spine-like pointed denticles, smaller and denser than denticles on terga (
<figureCitation id="13362A5DFFE4FFC8868751BC6F75FF09" box="[949,1032,186,213]" captionStart="FIGURES 53–58" captionStartId="10.[151,264,1932,1956]" captionTargetBox="[151,1436,274,1908]" captionTargetId="figure-63@10.[151,1436,273,1908]" captionTargetPageId="10" captionText="FIGURES 53–58. Procloeon (Securiops) falcatum, exuviae of larval abdomen. 53–56, terga II, III, IV and IX; 57, sternum IV; 58, constant bifurcate seta on sublateral part of sternum VIII." figureDoi="http://doi.org/10.5281/zenodo.8334201" httpUri="https://zenodo.org/record/8334201/files/figure.png" pageId="12" pageNumber="255">Fig. 57</figureCitation>
). Paraproct with spine-like denticles larger than denticles on sterna (
<figureCitation id="13362A5DFFE4FFC884C451D86937FF25" box="[502,586,222,249]" captionStart="FIGURES 47–52" captionStartId="8.[151,264,1670,1694]" captionTargetBox="[151,1435,181,1646]" captionTargetId="figure-18@8.[151,1435,181,1646]" captionTargetPageId="8" captionText="FIGURES 47–52. Procloeon (Securiops) falcatum, larva. 47, articulation of femur and tibia of fore leg, dorsal view; 48, the same, compressed to show junction of patella-tibial suture with row of fine hairs; 49, fragment of tarsus; 50, claw; 51, abdominal tergum X and margin of tergum IX; 52, abdominal tergum X and paraprocts." figureDoi="http://doi.org/10.5281/zenodo.8334199" httpUri="https://zenodo.org/record/8334199/files/figure.png" pageId="12" pageNumber="255">Fig. 52</figureCitation>
).
</paragraph>
<paragraph id="8BB236D8FFE4FFC885F550046A7DFE71" blockId="12.[151,1437,151,1797]" pageId="12" pageNumber="255">
Abdominal terga, sterna and paraprocts with oval scales in wide semilunar non-opercula-bearing sockets. Terga I–II without scales, with numerous small, pointed denticles (
<figureCitation id="13362A5DFFE4FFC88604502068F4FE9D" box="[822,905,294,321]" captionStart="FIGURES 53–58" captionStartId="10.[151,264,1932,1956]" captionTargetBox="[151,1436,274,1908]" captionTargetId="figure-63@10.[151,1436,273,1908]" captionTargetPageId="10" captionText="FIGURES 53–58. Procloeon (Securiops) falcatum, exuviae of larval abdomen. 53–56, terga II, III, IV and IX; 57, sternum IV; 58, constant bifurcate seta on sublateral part of sternum VIII." figureDoi="http://doi.org/10.5281/zenodo.8334201" httpUri="https://zenodo.org/record/8334201/files/figure.png" pageId="12" pageNumber="255">Fig. 53</figureCitation>
); tergum III with few scales and many denticles (
<figureCitation id="13362A5DFFE4FFC885AD504C6B89FEB9" box="[159,244,330,357]" captionStart="FIGURES 53–58" captionStartId="10.[151,264,1932,1956]" captionTargetBox="[151,1436,274,1908]" captionTargetId="figure-63@10.[151,1436,273,1908]" captionTargetPageId="10" captionText="FIGURES 53–58. Procloeon (Securiops) falcatum, exuviae of larval abdomen. 53–56, terga II, III, IV and IX; 57, sternum IV; 58, constant bifurcate seta on sublateral part of sternum VIII." figureDoi="http://doi.org/10.5281/zenodo.8334201" httpUri="https://zenodo.org/record/8334201/files/figure.png" pageId="12" pageNumber="255">Fig. 54</figureCitation>
); terga 
<collectionCode id="ED1CAE1DFFE4FFC8847A504C6A18FEB9" box="[328,357,331,357]" pageId="12" pageNumber="255">IV</collectionCode>
–X with numerous scales and less prominent denticles or with blunt transverse ridges instead of denticles (
<figureCitation id="13362A5DFFE4FFC8843850686AF3FE55" box="[266,398,366,393]" captionStart="FIGURES 53–58" captionStartId="10.[151,264,1932,1956]" captionTargetBox="[151,1436,274,1908]" captionTargetId="figure-63@10.[151,1436,273,1908]" captionTargetPageId="10" captionText="FIGURES 53–58. Procloeon (Securiops) falcatum, exuviae of larval abdomen. 53–56, terga II, III, IV and IX; 57, sternum IV; 58, constant bifurcate seta on sublateral part of sternum VIII." figureDoi="http://doi.org/10.5281/zenodo.8334201" httpUri="https://zenodo.org/record/8334201/files/figure.png" pageId="12" pageNumber="255">Figs 55–56</figureCitation>
). Sterna I–III without scales; sternum 
<collectionCode id="ED1CAE1DFFE4FFC886085068682AFE55" box="[826,855,367,393]" pageId="12" pageNumber="255">IV</collectionCode>
with few scales; sterna 
<collectionCode id="ED1CAE1DFFE4FFC8815650686F05FE55" box="[1124,1144,367,393]" country="Canada" lsid="urn:lsid:biocol.org:col:13946" name="Royal British Columbia Museum - Herbarium" pageId="12" pageNumber="255" type="Museum">V</collectionCode>
–IX with numerous scales (
<figureCitation id="13362A5DFFE4FFC885AD50946B89FE71" box="[159,244,402,429]" captionStart="FIGURES 53–58" captionStartId="10.[151,264,1932,1956]" captionTargetBox="[151,1436,274,1908]" captionTargetId="figure-63@10.[151,1436,273,1908]" captionTargetPageId="10" captionText="FIGURES 53–58. Procloeon (Securiops) falcatum, exuviae of larval abdomen. 53–56, terga II, III, IV and IX; 57, sternum IV; 58, constant bifurcate seta on sublateral part of sternum VIII." figureDoi="http://doi.org/10.5281/zenodo.8334201" httpUri="https://zenodo.org/record/8334201/files/figure.png" pageId="12" pageNumber="255">Fig. 57</figureCitation>
).
</paragraph>
<paragraph id="8BB236D8FFE4FFC885F550B06851FDC5" blockId="12.[151,1437,151,1797]" pageId="12" pageNumber="255">
Besides scales, abdominal terga and sterna with ring-like sensilla and fine setae. Fine setae vary from simple to bifid, from small to long, located sparsely and irregularly, not forming regular rows; each tergum 
<collectionCode id="ED1CAE1DFFE4FFC8802A50DC6E42FE29" box="[1304,1343,475,501]" pageId="12" pageNumber="255">VII</collectionCode>
–IX and sternum II–VIII with pair of long, bifurcate setae (
<figureCitation id="13362A5DFFE4FFC887F950F8685DFDC5" box="[715,800,510,537]" captionStart="FIGURES 53–58" captionStartId="10.[151,264,1932,1956]" captionTargetBox="[151,1436,274,1908]" captionTargetId="figure-63@10.[151,1436,273,1908]" captionTargetPageId="10" captionText="FIGURES 53–58. Procloeon (Securiops) falcatum, exuviae of larval abdomen. 53–56, terga II, III, IV and IX; 57, sternum IV; 58, constant bifurcate seta on sublateral part of sternum VIII." figureDoi="http://doi.org/10.5281/zenodo.8334201" httpUri="https://zenodo.org/record/8334201/files/figure.png" pageId="12" pageNumber="255">Fig. 58</figureCitation>
).
</paragraph>
<paragraph id="8BB236D8FFE4FFC885F553246A84FD75" blockId="12.[151,1437,151,1797]" pageId="12" pageNumber="255">
Tergalii without denticles on costal ribs; dorsal lamella roundish, present on tergalii I– 
<collectionCode id="ED1CAE1DFFE4FFC8814E53246FE4FDE1" box="[1148,1177,547,573]" country="Norway" name="Mykotektet, National Veterinary Institute" pageId="12" pageNumber="255">VI</collectionCode>
and absent on tergalius 
<collectionCode id="ED1CAE1DFFE4FFC885A553406BBCFDBD" box="[151,193,583,609]" pageId="12" pageNumber="255">VII</collectionCode>
. Tergalius I shorter than others, widened, with anal margin sharply convex and costal margin concave (
<figureCitation id="13362A5DFFE4FFC8807B53406EF6FDBD" box="[1353,1419,583,609]" captionStart="FIGURES 1–24" captionStartId="2.[151,264,1672,1696]" captionTargetBox="[155,1427,188,1633]" captionTargetId="figure-18@2.[151,1436,179,1646]" captionTargetPageId="2" captionText="FIGURES 1–24. Right tergalii of Securiops with dorsal lamella turned out. 1–7, Procloeon (Securiops) falcatum, tergalii I–VII; 8–17, two individuals of P. (S.) macafertiorum: 8–11, tergalii I–II and V–VII; 12–16, tergalii I–V; 17, the same individual, margins of abdominal segments VII–IX with tergalius VII in natural position; 18–24, P. (S.) primasia, tergalii I–VII." figureDoi="http://doi.org/10.5281/zenodo.8334183" httpUri="https://zenodo.org/record/8334183/files/figure.png" pageId="12" pageNumber="255">Fig. 1</figureCitation>
). Tergalii II– 
<collectionCode id="ED1CAE1DFFE4FFC88427536C6A4FFD59" box="[277,306,619,645]" country="Norway" name="Mykotektet, National Veterinary Institute" pageId="12" pageNumber="255">VI</collectionCode>
gradually changing from this shape to oval shape of tergalius 
<collectionCode id="ED1CAE1DFFE4FFC886D6536C6F7FFD59" box="[996,1026,619,645]" country="Norway" name="Mykotektet, National Veterinary Institute" pageId="12" pageNumber="255">VI</collectionCode>
(
<figureCitation id="13362A5DFFE4FFC88122536C6F0BFD59" box="[1040,1142,619,645]" captionStart="FIGURES 1–24" captionStartId="2.[151,264,1672,1696]" captionTargetBox="[155,1427,188,1633]" captionTargetId="figure-18@2.[151,1436,179,1646]" captionTargetPageId="2" captionText="FIGURES 1–24. Right tergalii of Securiops with dorsal lamella turned out. 1–7, Procloeon (Securiops) falcatum, tergalii I–VII; 8–17, two individuals of P. (S.) macafertiorum: 8–11, tergalii I–II and V–VII; 12–16, tergalii I–V; 17, the same individual, margins of abdominal segments VII–IX with tergalius VII in natural position; 18–24, P. (S.) primasia, tergalii I–VII." figureDoi="http://doi.org/10.5281/zenodo.8334183" httpUri="https://zenodo.org/record/8334183/files/figure.png" pageId="12" pageNumber="255">Figs 2–6</figureCitation>
). Tergalius 
<collectionCode id="ED1CAE1DFFE4FFC881C7536C6E61FD59" box="[1269,1308,619,645]" pageId="12" pageNumber="255">VII</collectionCode>
with costal margin sharply convex (
<figureCitation id="13362A5DFFE4FFC8849553886A96FD75" box="[423,491,655,681]" captionStart="FIGURES 1–24" captionStartId="2.[151,264,1672,1696]" captionTargetBox="[155,1427,188,1633]" captionTargetId="figure-18@2.[151,1436,179,1646]" captionTargetPageId="2" captionText="FIGURES 1–24. Right tergalii of Securiops with dorsal lamella turned out. 1–7, Procloeon (Securiops) falcatum, tergalii I–VII; 8–17, two individuals of P. (S.) macafertiorum: 8–11, tergalii I–II and V–VII; 12–16, tergalii I–V; 17, the same individual, margins of abdominal segments VII–IX with tergalius VII in natural position; 18–24, P. (S.) primasia, tergalii I–VII." figureDoi="http://doi.org/10.5281/zenodo.8334183" httpUri="https://zenodo.org/record/8334183/files/figure.png" pageId="12" pageNumber="255">Fig. 7</figureCitation>
).
</paragraph>
<paragraph id="8BB236D8FFE4FFC885F553B468BDFCC9" blockId="12.[151,1437,151,1797]" pageId="12" pageNumber="255">
Caudalii characteristic for 
<taxonomicName id="4C0D4D5BFFE4FFC884C353B46915FD11" authorityName="sensu Kluge" authorityYear="2016" box="[497,616,691,717]" class="Insecta" family="Baetidae" genus="Procloeon" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="255" phylum="Arthropoda" rank="genus">Procloeon</taxonomicName>
/g1 and 
<taxonomicName id="4C0D4D5BFFE4FFC8878F53B4686CFD11" authorityName="Leach" authorityYear="1815" box="[701,785,691,717]" class="Insecta" family="Baetidae" genus="Cloeon" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="271" phylum="Arthropoda" rank="genus">Cloeon</taxonomicName>
/fg1 (see above). Spines on lateral side of cercus gradually change from shorter in proximal part of cercus to longer in its distal part; in distal part of cercus, spine on lateral side of each segment twice longer than next segment (as in 
<figureCitation id="13362A5DFFE4FFC8860053FC68C9FCC9" box="[818,948,763,789]" captionStart="FIGURES 70–76" captionStartId="15.[151,264,1837,1861]" captionTargetBox="[152,1435,181,1814]" captionTargetId="figure-16@15.[151,1435,181,1814]" captionTargetPageId="15" captionText="FIGURES 70–76. Procloeon (Securiops) macafertiorum. 70, subimaginal exuviae: apex of tibia and base of tarsus of fore leg of male; 71–76, larval exuviae: 71, caudalii; 72, fragment of cercus; 73, fragment of fore tarsus; 74, abdominal tergum IV; 75, abdominal sternum V; 76, abdominal tergum X, paraproct and margin of tergum IX." figureDoi="http://doi.org/10.5281/zenodo.8334211" httpUri="https://zenodo.org/record/8334211/files/figure.png" pageId="12" pageNumber="255">Figs 71–72</figureCitation>
).
</paragraph>
<paragraph id="8BB236D8FFE4FFC885F552196815FC81" blockId="12.[151,1437,151,1797]" pageId="12" pageNumber="255">
<emphasis id="B979EACAFFE4FFC885F552196A3EFCE5" bold="true" box="[199,323,798,825]" pageId="12" pageNumber="255">
<emphasis id="B979EACAFFE4FFC885F552196A41FCE5" bold="true" box="[199,316,798,825]" italics="true" pageId="12" pageNumber="255">Subimago</emphasis>
.
</emphasis>
CUTICULAR COLORATION. Cuticle of thorax mostly colorless, only selected areas of mesonotum and thoracic pleura contrastingly dark brown (as in 
<figureCitation id="13362A5DFFE4FFC887E852446821FC81" box="[730,860,834,861]" captionStart="FIGURES 77–87" captionStartId="16.[151,264,1782,1806]" captionTargetBox="[151,1436,181,1758]" captionTargetId="figure-18@16.[151,1436,181,1758]" captionTargetPageId="16" captionText="FIGURES 77–87. Procloeon (Securiops) macafertiorum. 77, 78, male imagines; 79, female imago; 80–87, parts of male imago and subimago reared from larva: 80–81, head and thorax; 82, abdomen; 83, hind wing; 84, subimaginal exuviae of thoracic pleura; 85, subimaginal exuviae of half of mesonotum; 86–87, fore and hind legs. Abbreviations: cx2, cx3, coxae of middle and hind legs; lpnc, lateropostnotal crest; mtpl, pleurite of metathorax; pls, pleural suture; psa, postsubalar sclerite." figureDoi="http://doi.org/10.5281/zenodo.8334215" httpUri="https://zenodo.org/record/8334215/files/figure.png" pageId="12" pageNumber="255">Figs 84–85</figureCitation>
).
</paragraph>
<paragraph id="8BB236D8FFE4FFC885F552606E16FC5D" blockId="12.[151,1437,151,1797]" box="[199,1387,871,897]" pageId="12" pageNumber="255">
TEXTURE. On legs of all pairs, all tarsal segments covered with pointed microlepides (as in 
<figureCitation id="13362A5DFFE4FFC881EF52606E22FC5D" box="[1245,1375,871,897]" captionStart="FIGURES 70–76" captionStartId="15.[151,264,1837,1861]" captionTargetBox="[152,1435,181,1814]" captionTargetId="figure-16@15.[151,1435,181,1814]" captionTargetPageId="15" captionText="FIGURES 70–76. Procloeon (Securiops) macafertiorum. 70, subimaginal exuviae: apex of tibia and base of tarsus of fore leg of male; 71–76, larval exuviae: 71, caudalii; 72, fragment of cercus; 73, fragment of fore tarsus; 74, abdominal tergum IV; 75, abdominal sternum V; 76, abdominal tergum X, paraproct and margin of tergum IX." figureDoi="http://doi.org/10.5281/zenodo.8334211" httpUri="https://zenodo.org/record/8334211/files/figure.png" pageId="12" pageNumber="255">Figs 71–72</figureCitation>
).
</paragraph>
<paragraph id="8BB236D8FFE4FFC885F5528C6932FBA1" blockId="12.[151,1437,151,1797]" pageId="12" pageNumber="255">
<emphasis id="B979EACAFFE4FFC885F5528C6A2BFC79" bold="true" box="[199,342,906,933]" italics="true" pageId="12" pageNumber="255">Imago, male</emphasis>
. Not examined; described by 
<bibRefCitation id="EF9C4B29FFE4FFC887A8528C6857FC79" author="Crass" box="[666,810,907,933]" pageId="12" pageNumber="255" pagination="37 - 100" refId="ref11918" refString="Crass R. S. (1947) The May-flies (Ephemeroptera) of Natal and the Eastern Cape. Annals of the Natal Museum, 11 (1), 37 - 100." type="journal article" year="1947">Crass (1947)</bibRefCitation>
. Judging by hypodermal coloration of the male subimago reared from larva, and by subimaginal tissues in the mature male larva, fore femur has brown spot at proximal part (
<figureCitation id="13362A5DFFE4FFC885AD52D46B8FFC31" box="[159,242,979,1005]" captionStart="FIGURES 59–65" captionStartId="11.[151,264,1814,1838]" captionTargetBox="[157,1430,561,1784]" captionTargetId="figure-179@11.[157,1430,561,1791]" captionTargetPageId="11" captionText="FIGURES 59–65. Procloeon (Securiops) falcatum. 59–60, parts of male subimago extracted from larva: 59, abdomen; 60, genitalia; 61–64, young male subimago: 61, abdomen; 62, genitalia; 63, fore femur; 64, hind wing (partly crumpled); 65, genitalia of male imago (after Crass 1947). Abbreviations: gs1, gs2, gs3, 1st–3rd segments of gonostylus; pb, median projection of penial bridge; usg, unistyliger." figureDoi="http://doi.org/10.5281/zenodo.8334205" httpUri="https://zenodo.org/record/8334205/files/figure.png" pageId="12" pageNumber="255">Fig. 63</figureCitation>
) and abdominal terga have variable brown markings, most extensive either on tergum 
<collectionCode id="ED1CAE1DFFE4FFC881F852D46F9AFC31" box="[1226,1255,979,1005]" pageId="12" pageNumber="255">IV</collectionCode>
(
<figureCitation id="13362A5DFFE4FFC881C552D46E36FC31" box="[1271,1355,979,1005]" captionStart="FIGURES 59–65" captionStartId="11.[151,264,1814,1838]" captionTargetBox="[157,1430,561,1784]" captionTargetId="figure-179@11.[157,1430,561,1791]" captionTargetPageId="11" captionText="FIGURES 59–65. Procloeon (Securiops) falcatum. 59–60, parts of male subimago extracted from larva: 59, abdomen; 60, genitalia; 61–64, young male subimago: 61, abdomen; 62, genitalia; 63, fore femur; 64, hind wing (partly crumpled); 65, genitalia of male imago (after Crass 1947). Abbreviations: gs1, gs2, gs3, 1st–3rd segments of gonostylus; pb, median projection of penial bridge; usg, unistyliger." figureDoi="http://doi.org/10.5281/zenodo.8334205" httpUri="https://zenodo.org/record/8334205/files/figure.png" pageId="12" pageNumber="255">Fig. 61</figureCitation>
), or on terga 
<collectionCode id="ED1CAE1DFFE4FFC885E752F06B8FFBCD" box="[213,242,1015,1041]" pageId="12" pageNumber="255">IV</collectionCode>
and 
<collectionCode id="ED1CAE1DFFE4FFC8841552F06A33FBCD" box="[295,334,1015,1041]" pageId="12" pageNumber="255">VII</collectionCode>
(
<figureCitation id="13362A5DFFE4FFC8846F52F06ACCFBCD" box="[349,433,1014,1041]" captionStart="FIGURES 59–65" captionStartId="11.[151,264,1814,1838]" captionTargetBox="[157,1430,561,1784]" captionTargetId="figure-179@11.[157,1430,561,1791]" captionTargetPageId="11" captionText="FIGURES 59–65. Procloeon (Securiops) falcatum. 59–60, parts of male subimago extracted from larva: 59, abdomen; 60, genitalia; 61–64, young male subimago: 61, abdomen; 62, genitalia; 63, fore femur; 64, hind wing (partly crumpled); 65, genitalia of male imago (after Crass 1947). Abbreviations: gs1, gs2, gs3, 1st–3rd segments of gonostylus; pb, median projection of penial bridge; usg, unistyliger." figureDoi="http://doi.org/10.5281/zenodo.8334205" httpUri="https://zenodo.org/record/8334205/files/figure.png" pageId="12" pageNumber="255">Fig. 59</figureCitation>
). Hind wing with hooked costal process and with two veins (
<figureCitation id="13362A5DFFE4FFC8816452F06FD4FBCD" box="[1110,1193,1015,1041]" captionStart="FIGURES 59–65" captionStartId="11.[151,264,1814,1838]" captionTargetBox="[157,1430,561,1784]" captionTargetId="figure-179@11.[157,1430,561,1791]" captionTargetPageId="11" captionText="FIGURES 59–65. Procloeon (Securiops) falcatum. 59–60, parts of male subimago extracted from larva: 59, abdomen; 60, genitalia; 61–64, young male subimago: 61, abdomen; 62, genitalia; 63, fore femur; 64, hind wing (partly crumpled); 65, genitalia of male imago (after Crass 1947). Abbreviations: gs1, gs2, gs3, 1st–3rd segments of gonostylus; pb, median projection of penial bridge; usg, unistyliger." figureDoi="http://doi.org/10.5281/zenodo.8334205" httpUri="https://zenodo.org/record/8334205/files/figure.png" pageId="12" pageNumber="255">Fig. 64</figureCitation>
), wider than in 
<taxonomicName id="4C0D4D5BFFE4FFC8806452F06A40FBE9" authorityName=": Jacobus &amp; McCafferty" authorityYear="2005" class="Insecta" family="Baetidae" genus="Potamocloeon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="252" phylum="Arthropoda" rank="species" species="macafertiorum" subGenus="Securiops">
<emphasis id="B979EACAFFE4FFC8806452F06E1AFBCC" box="[1366,1383,1015,1040]" italics="true" pageId="12" pageNumber="255">P</emphasis>
. (
<emphasis id="B979EACAFFE4FFC8804C52F06EF1FBCD" box="[1406,1420,1015,1041]" italics="true" pageId="12" pageNumber="255">S</emphasis>
.) 
<emphasis id="B979EACAFFE4FFC885A5551C6A40FBE9" box="[151,317,1051,1077]" italics="true" pageId="12" pageNumber="255">macafertiorum</emphasis>
</taxonomicName>
. Middle and hind legs with tarsus longer than tibia, with two apical spines on initial 2nd and 3rd tarsomeres (actual 1st and 2nd tarsomeres) (as in 
<figureCitation id="13362A5DFFE4FFC887FF5538685CFB85" box="[717,801,1087,1113]" captionStart="FIGURES 77–87" captionStartId="16.[151,264,1782,1806]" captionTargetBox="[151,1436,181,1758]" captionTargetId="figure-18@16.[151,1436,181,1758]" captionTargetPageId="16" captionText="FIGURES 77–87. Procloeon (Securiops) macafertiorum. 77, 78, male imagines; 79, female imago; 80–87, parts of male imago and subimago reared from larva: 80–81, head and thorax; 82, abdomen; 83, hind wing; 84, subimaginal exuviae of thoracic pleura; 85, subimaginal exuviae of half of mesonotum; 86–87, fore and hind legs. Abbreviations: cx2, cx3, coxae of middle and hind legs; lpnc, lateropostnotal crest; mtpl, pleurite of metathorax; pls, pleural suture; psa, postsubalar sclerite." figureDoi="http://doi.org/10.5281/zenodo.8334215" httpUri="https://zenodo.org/record/8334215/files/figure.png" pageId="12" pageNumber="255">Fig. 87</figureCitation>
). Judging by subimaginal genitalia, penial bridge forms wide, semicircular projection (
<figureCitation id="13362A5DFFE4FFC884DC5564693FFBA1" box="[494,578,1123,1149]" captionStart="FIGURES 59–65" captionStartId="11.[151,264,1814,1838]" captionTargetBox="[157,1430,561,1784]" captionTargetId="figure-179@11.[157,1430,561,1791]" captionTargetPageId="11" captionText="FIGURES 59–65. Procloeon (Securiops) falcatum. 59–60, parts of male subimago extracted from larva: 59, abdomen; 60, genitalia; 61–64, young male subimago: 61, abdomen; 62, genitalia; 63, fore femur; 64, hind wing (partly crumpled); 65, genitalia of male imago (after Crass 1947). Abbreviations: gs1, gs2, gs3, 1st–3rd segments of gonostylus; pb, median projection of penial bridge; usg, unistyliger." figureDoi="http://doi.org/10.5281/zenodo.8334205" httpUri="https://zenodo.org/record/8334205/files/figure.png" pageId="12" pageNumber="255">Fig. 62</figureCitation>
).
</paragraph>
<paragraph id="8BB236D8FFE4FFC885F55580684BFB7D" blockId="12.[151,1437,151,1797]" box="[199,822,1158,1185]" pageId="12" pageNumber="255">
<emphasis id="B979EACAFFE4FFC885F555806A08FB7D" bold="true" box="[199,373,1158,1185]" italics="true" pageId="12" pageNumber="255">Imago, female.</emphasis>
Undescribed; reported by 
<bibRefCitation id="EF9C4B29FFE4FFC887AD5580684FFB7D" author="Crass" box="[671,818,1159,1185]" pageId="12" pageNumber="255" pagination="37 - 100" refId="ref11918" refString="Crass R. S. (1947) The May-flies (Ephemeroptera) of Natal and the Eastern Cape. Annals of the Natal Museum, 11 (1), 37 - 100." type="journal article" year="1947">Crass (1947)</bibRefCitation>
.
</paragraph>
<paragraph id="8BB236D8FFE4FFC885F555AC6A07FB19" blockId="12.[151,1437,151,1797]" box="[199,378,1195,1221]" pageId="12" pageNumber="255">
<emphasis id="B979EACAFFE4FFC885F555AC6B81FB19" bold="true" box="[199,252,1195,1221]" italics="true" pageId="12" pageNumber="255">Egg.</emphasis>
Unknown.
</paragraph>
<paragraph id="8BB236D8FFE4FFC885F555C96A6DFAD1" blockId="12.[151,1437,151,1797]" pageId="12" pageNumber="255">
<emphasis id="B979EACAFFE4FFC885F555C96A33FB34" bold="true" box="[199,334,1230,1256]" pageId="12" pageNumber="255">Dimension.</emphasis>
Specimen examined with fore wing length 
<quantity id="4CF59B3DFFE4FFC8867055C968E0FB35" box="[834,925,1230,1257]" metricMagnitude="-3" metricUnit="m" metricValue="5.5" pageId="12" pageNumber="255" unit="mm" value="5.5">5.5 mm</quantity>
; according to 
<bibRefCitation id="EF9C4B29FFE4FFC8810D55C86FAFFB35" author="Crass" box="[1087,1234,1231,1257]" pageId="12" pageNumber="255" pagination="37 - 100" refId="ref11918" refString="Crass R. S. (1947) The May-flies (Ephemeroptera) of Natal and the Eastern Cape. Annals of the Natal Museum, 11 (1), 37 - 100." type="journal article" year="1947">Crass (1947)</bibRefCitation>
, fore wing length 
<quantity id="4CF59B3DFFE4FFC885A555F56A71FAD1" box="[151,268,1266,1293]" metricMagnitude="-3" metricUnit="m" metricValue="7.25" metricValueMax="8.5" metricValueMin="6.0" pageId="12" pageNumber="255" unit="mm" value="7.25" valueMax="8.5" valueMin="6.0">6–8.5 mm</quantity>
.
</paragraph>
<paragraph id="8BB236D8FFE4FFC885F554106802F8D9" blockId="12.[151,1437,151,1797]" pageId="12" pageNumber="255">
<emphasis id="B979EACAFFE4FFC885F554106A6CFAED" bold="true" box="[199,273,1303,1329]" pageId="12" pageNumber="255">Notes.</emphasis>
Originally (
<bibRefCitation id="EF9C4B29FFE4FFC884925410695BFAED" author="Crass" box="[416,550,1303,1329]" pageId="12" pageNumber="255" pagination="37 - 100" refId="ref11918" refString="Crass R. S. (1947) The May-flies (Ephemeroptera) of Natal and the Eastern Cape. Annals of the Natal Museum, 11 (1), 37 - 100." type="journal article" year="1947">Crass 1947</bibRefCitation>
), the species under the name 
<taxonomicName id="4C0D4D5BFFE4FFC886B354106FFCFAED" authorityName="Crass" authorityYear="1947" box="[897,1153,1303,1329]" class="Insecta" family="Baetidae" genus="Centroptilum" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="255" phylum="Arthropoda" rank="species" species="falcatum">
<emphasis id="B979EACAFFE4FFC886B354106FFCFAED" box="[897,1153,1303,1329]" italics="true" pageId="12" pageNumber="255">Centroptilum falcatum</emphasis>
</taxonomicName>
was described based on imagines collected in 
<collectingCountry id="F31A7648FFE4FFC884BC543C695DFA89" box="[398,544,1339,1365]" name="South Africa" pageId="12" pageNumber="255">South Africa</collectingCountry>
. 
<bibRefCitation id="EF9C4B29FFE4FFC8871E543C68DEFA89" author="Lugo-Ortiz, C. R. &amp; McCafferty, W. P." box="[556,931,1339,1365]" pageId="12" pageNumber="255" pagination="379 - 380" refId="ref13277" refString="Lugo-Ortiz, C. R. &amp; McCafferty, W. P. (1998) Cheleocloeon falcatum (Crass), a new combination for a southern African species previously assigned to Afroptilum Gillies (Ephemeroptera: Baetidae). African Entomology, 6 (2), 379 - 380." type="journal article" year="1998">Lugo-Ortiz &amp; McCafferty (1998)</bibRefCitation>
placed 
<taxonomicName id="4C0D4D5BFFE4FFC886C9543C6F20FA89" authorityName="Crass" authorityYear="1947" box="[1019,1117,1339,1365]" class="Insecta" family="Baetidae" genus="Centroptilum" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="255" phylum="Arthropoda" rank="species" species="falcatum">
<emphasis id="B979EACAFFE4FFC886C9543C6F20FA89" box="[1019,1117,1339,1365]" italics="true" pageId="12" pageNumber="255">falcatum</emphasis>
</taxonomicName>
[
<taxonomicName id="4C0D4D5BFFE4FFC8815C543C6E7FFA89" authorityName="Eaton" authorityYear="1869" box="[1134,1282,1339,1365]" class="Insecta" family="Baetidae" genus="Centroptilum" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="255" phylum="Arthropoda" rank="genus">
<emphasis id="B979EACAFFE4FFC8815C543C6E7FFA89" box="[1134,1282,1339,1365]" italics="true" pageId="12" pageNumber="255">Centroptilum</emphasis>
</taxonomicName>
] in the genus 
<taxonomicName id="4C0D4D5BFFE4FFC885A554586931FAA5" authority="Wuillot &amp; Gillies 1993" authorityName="Wuillot &amp; Gillies" authorityYear="1993" box="[151,588,1375,1401]" class="Insecta" family="Baetidae" genus="Cheleocloeon" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="255" phylum="Arthropoda" rank="genus">
<emphasis id="B979EACAFFE4FFC885A554586A4CFAA5" box="[151,305,1375,1401]" italics="true" pageId="12" pageNumber="255">Cheleocloeon</emphasis>
<bibRefCitation id="EF9C4B29FFE4FFC8840E54586931FAA5" author="Wuillot, J. &amp; Gillies, M. T." box="[316,588,1375,1401]" pageId="12" pageNumber="255" pagination="213 - 217" refId="ref13356" refString="Wuillot, J. &amp; Gillies, M. T. (1993) Cheleocloeon, a new genus of Baetidae (Ephemeroptera) from West Africa. Revue d'Hydrobiologie Tropicale, 26 (3), 213 - 217." type="journal article" year="1993">Wuillot &amp; Gillies 1993</bibRefCitation>
</taxonomicName>
, because they regarded its imago to be similar to another South-African species, which was originally described under the name 
<taxonomicName id="4C0D4D5BFFE4FFC8862754846FD3FA41" authority="Barnard 1932" authorityName="Barnard" authorityYear="1932" box="[789,1198,1411,1437]" class="Insecta" family="Baetidae" genus="Centroptilum" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="255" phylum="Arthropoda" rank="species" species="excisum">
<emphasis id="B979EACAFFE4FFC8862754846F71FA40" box="[789,1036,1411,1437]" italics="true" pageId="12" pageNumber="255">Centroptilum excisum</emphasis>
<bibRefCitation id="EF9C4B29FFE4FFC8812654846FD3FA41" author="Barnard, K. H." box="[1044,1198,1411,1437]" pageId="12" pageNumber="255" pagination="201 - 259" refId="ref11827" refString="Barnard, K. H. (1932) South African May-flies (Ephemeroptera). Transactions of the Royal Society of South Africa, 20, 201 - 259. https: // doi. org / 10.1080 / 00359193209518858" type="journal article" year="1932">Barnard 1932</bibRefCitation>
</taxonomicName>
and currently placed in the genus 
<taxonomicName id="4C0D4D5BFFE4FFC8840254A06AB7FA1D" authorityName="Wuillot &amp; Gillies" authorityYear="1993" box="[304,458,1447,1473]" class="Insecta" family="Baetidae" genus="Cheleocloeon" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="255" phylum="Arthropoda" rank="genus">
<emphasis id="B979EACAFFE4FFC8840254A06AB7FA1D" box="[304,458,1447,1473]" italics="true" pageId="12" pageNumber="255">Cheleocloeon</emphasis>
</taxonomicName>
. They wrote: ́The only difference between the two species is the presence of hind wings in female adults of 
<taxonomicName id="4C0D4D5BFFE4FFC884F254CC6939FA39" authorityName="Crass" authorityYear="1947" box="[448,580,1483,1509]" class="Insecta" family="Baetidae" genus="Centroptilum" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="255" phylum="Arthropoda" rank="species" species="falcatum">
<emphasis id="B979EACAFFE4FFC884F254CC6939FA39" box="[448,580,1483,1509]" italics="true" pageId="12" pageNumber="255">C. falcatum</emphasis>
</taxonomicName>
». Actually, male imagines of these species well differ one from another by genital structure. Till now, genitalia of 
<taxonomicName id="4C0D4D5BFFE4FFC8877D54E86836F9D4" baseAuthorityName="Barnard" baseAuthorityYear="1932" box="[591,843,1519,1545]" class="Insecta" family="Baetidae" genus="Cheleocloeon" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="255" phylum="Arthropoda" rank="species" species="excisum">
<emphasis id="B979EACAFFE4FFC8877D54E86836F9D4" box="[591,843,1519,1545]" italics="true" pageId="12" pageNumber="255">Cheleocloeon excisum</emphasis>
</taxonomicName>
have not been described, but our material (imagines reared from larvae in 
<collectingCountry id="F31A7648FFE4FFC884A557146956F9F1" box="[407,555,1555,1581]" name="South Africa" pageId="12" pageNumber="255">South Africa</collectingCountry>
) reveals that they have a structure typical for 
<taxonomicName id="4C0D4D5BFFE4FFC8817B57146F9EF9F1" authorityName="Wuillot &amp; Gillies" authorityYear="1993" box="[1097,1251,1555,1581]" class="Insecta" family="Baetidae" genus="Cheleocloeon" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="255" phylum="Arthropoda" rank="genus">
<emphasis id="B979EACAFFE4FFC8817B57146F9EF9F1" box="[1097,1251,1555,1581]" italics="true" pageId="12" pageNumber="255">Cheleocloeon</emphasis>
</taxonomicName>
, with hook-like movable gonovectes and non-sclerotized penial bridge (
<bibRefCitation id="EF9C4B29FFE4FFC88625573068D1F98D" author="Kluge, N. J." box="[791,940,1591,1617]" pageId="12" pageNumber="255" pagination="135 - 167" refId="ref12614" refString="Kluge, N. J. (2016 a) Redescription of the genus Cheleocloeon Wuillot &amp; Gillies 1993 (Ephemeroptera: Baetidae) with descriptions of three new species from Zambia and Uganda. Zootaxa, 4067 (2), 135 - 167. https: // doi. org / 10.11646 / zootaxa. 4067.2.2" type="journal article" year="2016">Kluge 2016a</bibRefCitation>
) (
<figureCitation id="13362A5DFFE4FFC886F457306F57F98D" box="[966,1066,1590,1617]" captionStart="FIGURES 143–145" captionStartId="27.[151,264,1056,1080]" captionTargetBox="[151,1436,181,1032]" captionTargetId="figure-16@27.[151,1436,181,1032]" captionTargetPageId="27" captionText="FIGURES 143–145. 143–144, eggs of Procloeon (Securiops) primasia. 145, male imaginal genitalia of Cheleocloeon excisum (Barnard 1932), reared from larva in Eerste river 9.II.2019 by N. Kluge and L. Sheyko [the same locality as for P. (S.) falcatum]. Abbreviation: mp, micropyle." figureDoi="http://doi.org/10.5281/zenodo.8334251" httpUri="https://zenodo.org/record/8334251/files/figure.png" pageId="12" pageNumber="255">Fig. 145</figureCitation>
). In contrast to this, genitalia of 
<taxonomicName id="4C0D4D5BFFE4FFC885A5575C6B84F9A9" authorityName="Crass" authorityYear="1947" box="[151,249,1627,1653]" class="Insecta" family="Baetidae" genus="Centroptilum" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="255" phylum="Arthropoda" rank="species" species="falcatum">
<emphasis id="B979EACAFFE4FFC885A5575C6B84F9A9" box="[151,249,1627,1653]" italics="true" pageId="12" pageNumber="255">falcatum</emphasis>
</taxonomicName>
[
<taxonomicName id="4C0D4D5BFFE4FFC8843F575C6ADCF9A9" authorityName="Eaton" authorityYear="1869" box="[269,417,1627,1653]" class="Insecta" family="Baetidae" genus="Centroptilum" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="255" phylum="Arthropoda" rank="genus">
<emphasis id="B979EACAFFE4FFC8843F575C6ADCF9A9" box="[269,417,1627,1653]" italics="true" pageId="12" pageNumber="255">Centroptilum</emphasis>
</taxonomicName>
] were originally figured as having prominent semicircular penial bridge (
<figureCitation id="13362A5DFFE4FFC881CB575C6E32F9A9" box="[1273,1359,1626,1653]" captionStart="FIGURES 59–65" captionStartId="11.[151,264,1814,1838]" captionTargetBox="[157,1430,561,1784]" captionTargetId="figure-179@11.[157,1430,561,1791]" captionTargetPageId="11" captionText="FIGURES 59–65. Procloeon (Securiops) falcatum. 59–60, parts of male subimago extracted from larva: 59, abdomen; 60, genitalia; 61–64, young male subimago: 61, abdomen; 62, genitalia; 63, fore femur; 64, hind wing (partly crumpled); 65, genitalia of male imago (after Crass 1947). Abbreviations: gs1, gs2, gs3, 1st–3rd segments of gonostylus; pb, median projection of penial bridge; usg, unistyliger." figureDoi="http://doi.org/10.5281/zenodo.8334205" httpUri="https://zenodo.org/record/8334205/files/figure.png" pageId="12" pageNumber="255">Fig. 65</figureCitation>
; 
<bibRefCitation id="EF9C4B29FFE4FFC8806C575C6BAEF945" author="Crass" pageId="12" pageNumber="255" pagination="37 - 100" refId="ref11918" refString="Crass R. S. (1947) The May-flies (Ephemeroptera) of Natal and the Eastern Cape. Annals of the Natal Museum, 11 (1), 37 - 100." type="journal article" year="1947">Crass 1947</bibRefCitation>
: fig. 20b), which is characteristic for 
<taxonomicName id="4C0D4D5BFFE4FFC88746577869B6F945" authorityName="Leach" authorityYear="1815" box="[628,715,1663,1689]" class="Insecta" family="Baetidae" genus="Cloeon" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="271" phylum="Arthropoda" rank="genus">Cloeon</taxonomicName>
/g1, but not for 
<taxonomicName id="4C0D4D5BFFE4FFC8864657786F73F945" authorityName="Wuillot &amp; Gillies" authorityYear="1993" box="[884,1038,1663,1689]" class="Insecta" family="Baetidae" genus="Cheleocloeon" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="255" phylum="Arthropoda" rank="genus">
<emphasis id="B979EACAFFE4FFC8864657786F73F945" box="[884,1038,1663,1689]" italics="true" pageId="12" pageNumber="255">Cheleocloeon</emphasis>
</taxonomicName>
. Judging by this figure, genitalia of 
<taxonomicName id="4C0D4D5BFFE4FFC885A557A46B84F961" authorityName="Crass" authorityYear="1947" box="[151,249,1699,1725]" class="Insecta" family="Baetidae" genus="Centroptilum" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="255" phylum="Arthropoda" rank="species" species="falcatum">
<emphasis id="B979EACAFFE4FFC885A557A46B84F961" box="[151,249,1699,1725]" italics="true" pageId="12" pageNumber="255">falcatum</emphasis>
</taxonomicName>
[
<taxonomicName id="4C0D4D5BFFE4FFC8843B57A46AE0F961" authorityName="Eaton" authorityYear="1869" box="[265,413,1699,1725]" class="Insecta" family="Baetidae" genus="Centroptilum" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="255" phylum="Arthropoda" rank="genus">
<emphasis id="B979EACAFFE4FFC8843B57A46AE0F961" box="[265,413,1699,1725]" italics="true" pageId="12" pageNumber="255">Centroptilum</emphasis>
</taxonomicName>
] are similar to 
<taxonomicName id="4C0D4D5BFFE4FFC8877757A4684AF961" authorityName=": Jacobus &amp; McCafferty" authorityYear="2005" box="[581,823,1699,1725]" class="Insecta" family="Baetidae" genus="Potamocloeon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="252" phylum="Arthropoda" rank="species" species="macafertiorum" subGenus="Securiops">
<emphasis id="B979EACAFFE4FFC8877757A4692BF960" box="[581,598,1699,1724]" italics="true" pageId="12" pageNumber="255">P</emphasis>
. (
<emphasis id="B979EACAFFE4FFC8875F57A46906F961" box="[621,635,1699,1725]" italics="true" pageId="12" pageNumber="255">S</emphasis>
.) 
<emphasis id="B979EACAFFE4FFC887A357A4684AF961" box="[657,823,1699,1725]" italics="true" pageId="12" pageNumber="255">macafertiorum</emphasis>
</taxonomicName>
: both have unistyligers widely separated and gradually narrowing distally (
<figureCitation id="13362A5DFFE4FFC8844357C06ABEF93D" box="[369,451,1735,1761]" captionStart="FIGURES 88–91" captionStartId="17.[151,264,1895,1919]" captionTargetBox="[151,1436,417,1872]" captionTargetId="figure-134@17.[151,1436,417,1872]" captionTargetPageId="17" captionText="FIGURES 88–91. Procloeon (Securiops) macafertiorum. 88, genitalia of male imago reared from larva; 89, its subimaginal exuviae; 90, genitalia of another specimen, ventral view; 91, the same, with focus on penis." figureDoi="http://doi.org/10.5281/zenodo.8334217" httpUri="https://zenodo.org/record/8334217/files/figure.png" pageId="12" pageNumber="255">Fig. 90</figureCitation>
), while in 
<taxonomicName id="4C0D4D5BFFE4FFC8870757C06852F93C" baseAuthorityName="Barnard" baseAuthorityYear="1932" box="[565,815,1735,1761]" class="Insecta" family="Baetidae" genus="Cheleocloeon" kingdom="Animalia" order="Ephemeroptera" pageId="12" pageNumber="255" phylum="Arthropoda" rank="species" species="excisum">
<emphasis id="B979EACAFFE4FFC8870757C06852F93C" box="[565,815,1735,1761]" italics="true" pageId="12" pageNumber="255">Cheleocloeon excisum</emphasis>
</taxonomicName>
unistyligers are brought together, and articulation of the gonostylus with the unistyliger has composite structure (
<figureCitation id="13362A5DFFE4FFC8862257EC680FF8D9" box="[784,882,1770,1797]" captionStart="FIGURES 143–145" captionStartId="27.[151,264,1056,1080]" captionTargetBox="[151,1436,181,1032]" captionTargetId="figure-16@27.[151,1436,181,1032]" captionTargetPageId="27" captionText="FIGURES 143–145. 143–144, eggs of Procloeon (Securiops) primasia. 145, male imaginal genitalia of Cheleocloeon excisum (Barnard 1932), reared from larva in Eerste river 9.II.2019 by N. Kluge and L. Sheyko [the same locality as for P. (S.) falcatum]. Abbreviation: mp, micropyle." figureDoi="http://doi.org/10.5281/zenodo.8334251" httpUri="https://zenodo.org/record/8334251/files/figure.png" pageId="12" pageNumber="255">Fig. 145</figureCitation>
).
</paragraph>
</subSubSection>
</treatment>
</document>