488 lines
70 KiB
XML
488 lines
70 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.1135.93800" ID-Pensoft-Pub="1313-2970-1135-1" ID-Pensoft-UUID="D264615FC98353B58E89E7FD655988C6" ID-ZooBank="0915A6D8A8C54C7A95601D6EF9E14B0F" ModsDocID="1313-2970-1135-1" checkinTime="1670952524096" checkinUser="pensoft" docAuthor="Kaltenbach, Thomas, Kluge, Nikita J. & Gattolliat, Jean-Luc" docDate="2022" docId="F12341AD0D1D5F9D980EA9789EB1EC84" docLanguage="en" docName="ZooKeys 1135: 1-59" docOrigin="ZooKeys 1135" docPubDate="2022-12-12" docSource="http://dx.doi.org/10.3897/zookeys.1135.93800" docTitle="Branchiobaetis Kaltenbach & Kluge & Gattolliat 2022, gen. nov." docType="treatment" docUuid="13E7F863-CCA5-4EAD-87F2-423286D897B7" docUuidSource="ZooBank" docVersion="1" id="D264615FC98353B58E89E7FD655988C6" lastPageNumber="1" masterDocId="D264615FC98353B58E89E7FD655988C6" masterDocTitle="A widespread new genus of Baetidae (Baetidae, Ephemeroptera) from Southeast Asia" masterLastPageNumber="59" masterPageNumber="1" pageNumber="1" updateTime="1670952524096" updateUser="pensoft">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>A widespread new genus of Baetidae (Baetidae, Ephemeroptera) from Southeast Asia</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Kaltenbach, Thomas</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0001-8052-0388</mods:nameIdentifier>
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<mods:affiliation>Museum of Zoology, Palais de Rumine, Place Riponne 6, CH- 1005 Lausanne, Switzerland & University of Lausanne (UNIL), Department of Ecology and Evolution, CH- 1015 Lausanne, Switzerland</mods:affiliation>
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<mods:nameIdentifier type="email">thomas.kaltenbach@bluewin.ch</mods:nameIdentifier>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Kluge, Nikita J.</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0001-9741-7790</mods:nameIdentifier>
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<mods:affiliation>Department of Entomology, Biological Faculty, Saint-Petersburg State University, Universitetskaya nab., 7 / 9, Saint Petersburg, 199034, Russia</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Gattolliat, Jean-Luc</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0001-5873-5083</mods:nameIdentifier>
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<mods:affiliation>Museum of Zoology, Palais de Rumine, Place Riponne 6, CH- 1005 Lausanne, Switzerland & University of Lausanne (UNIL), Department of Ecology and Evolution, CH- 1015 Lausanne, Switzerland</mods:affiliation>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:relatedItem type="host">
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<mods:titleInfo>
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<mods:title>ZooKeys</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2022</mods:date>
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<mods:detail type="pubDate">
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<mods:number>2022-12-12</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>1135</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>1</mods:start>
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<mods:end>59</mods:end>
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</mods:extent>
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<mods:location>
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<mods:url>http://dx.doi.org/10.3897/zookeys.1135.93800</mods:url>
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</mods:location>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">http://dx.doi.org/10.3897/zookeys.1135.93800</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-1135-1</mods:identifier>
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<mods:identifier type="ZooBank">0915A6D8A8C54C7A95601D6EF9E14B0F</mods:identifier>
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<mods:identifier type="Pensoft-UUID">D264615FC98353B58E89E7FD655988C6</mods:identifier>
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<treatment LSID="urn:lsid:zoobank.org:act:13E7F863-CCA5-4EAD-87F2-423286D897B7" httpUri="http://treatment.plazi.org/id/F12341AD0D1D5F9D980EA9789EB1EC84" lastPageNumber="1" pageId="0" pageNumber="1">
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<subSubSection pageId="0" pageNumber="1" type="nomenclature">
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<paragraph pageId="0" pageNumber="1">
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<taxonomicName LSID="https://zoobank.org/13E7F863-CCA5-4EAD-87F2-423286D897B7" authority="Kaltenbach & Kluge & Gattolliat, 2022" authorityName="Kaltenbach & Kluge & Gattolliat" authorityYear="2022" family="Baetidae" genus="Branchiobaetis" higherTaxonomySource="treatment-meta" kingdom="Animalia" lsidName="Branchiobaetis" order="Ephemeroptera" pageId="0" pageNumber="1" rank="genus" status="gen. nov.">Branchiobaetis</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="1">gen. nov.</taxonomicNameLabel>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="description">
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<paragraph pageId="0" pageNumber="1">
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Branchiobaetis javanicus comb. nov., larva a maxillae and labium, dorsal view b prosternum and bases of forelegs, front view." figureDoi="10.3897/zookeys.1135.93800.figure1" httpUri="https://binary.pensoft.net/fig/780331" pageId="0" pageNumber="1">Figs 1</figureCitation>
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<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Branchiobaetis javanicus comb. nov., larva a thorax, lateral view. Branchiobaetis joachimi sp. nov., larva b, c foreleg. Abbreviations: cx, coxa; ff, forefemur; hf, hind femur; mf, middle femur; pl, pleurite; pr, pronotum; tr, trochanter." figureDoi="10.3897/zookeys.1135.93800.figure2" httpUri="https://binary.pensoft.net/fig/780332" pageId="0" pageNumber="1">, 2</figureCitation>
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Branchiobaetis javanicus comb. nov., larva a dorsal margin of foreleg. Branchiobaetis joachimi sp. nov., larva b dorsal margin of foreleg." figureDoi="10.3897/zookeys.1135.93800.figure3" httpUri="https://binary.pensoft.net/fig/780333" pageId="0" pageNumber="1">, 3</figureCitation>
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<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Branchiobaetis gen. nov., subimaginal gonostyli developing under cuticle of male last instar larva a B. javanicus comb. nov. b B. sabahensis comb. nov. (not yet fully developed) c B. aduncus sp. nov. d B. joachimi sp. nov." figureDoi="10.3897/zookeys.1135.93800.figure4" httpUri="https://binary.pensoft.net/fig/780334" pageId="0" pageNumber="1">, 4</figureCitation>
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<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Branchiobaetis javanicus comb. nov., exuviae of last instar male larva a portion of antenna b head c enlarged right eye and precursor of turbinate eye d left half of pronotum and mesonotum e abdomen." figureDoi="10.3897/zookeys.1135.93800.figure5" httpUri="https://binary.pensoft.net/fig/780335" pageId="0" pageNumber="1">, 5</figureCitation>
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<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Branchiobaetis javanicus comb. nov., larva a, b apices of left and right mandibles with mandibles of next instar developing inside them." figureDoi="10.3897/zookeys.1135.93800.figure6" httpUri="https://binary.pensoft.net/fig/780336" pageId="0" pageNumber="1">, 6</figureCitation>
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<figureCitation captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Branchiobaetis javanicus comb. nov., larva a-c fore, middle, and hind legs d-f femoral patch of fore, middle and hind legs g-i femoral patch of fore, middle and hind legs j abdominal tergum k claw." figureDoi="10.3897/zookeys.1135.93800.figure7" httpUri="https://binary.pensoft.net/fig/780337" pageId="0" pageNumber="1">, 7</figureCitation>
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<figureCitation captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Branchiobaetis javanicus comb. nov., subimagines a-g female subimaginal exuviae a foreleg, anterior view b fore femur, posterior view c, d base of fore tibia, anterior and posterior view e middle tibia f left mesopleuron with prealar and postsubalar sclerites g right part of mesonotum h middle tarsus of male subimago. Arrows show apex of patella-tibial suture." figureDoi="10.3897/zookeys.1135.93800.figure8" httpUri="https://binary.pensoft.net/fig/780338" pageId="0" pageNumber="1">, 8</figureCitation>
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<figureCitation captionStart="Figure 9" captionStartId="F9" captionText="Figure 9. Branchiobaetis javanicus comb. nov. a fore wing of male imago b head of male imago c, d fore and hind wing of female imago e hind wing enlarged f head and thorax of female imago g middle leg h, i male subimaginal abdomen extracted from larva j abdomen of male imago k abdomen of female imago." figureDoi="10.3897/zookeys.1135.93800.figure9" httpUri="https://binary.pensoft.net/fig/780339" pageId="0" pageNumber="1">, 9</figureCitation>
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<figureCitation captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Branchiobaetis javanicus comb. nov., male genitalia a subimaginal gonostyli crumpled under larval cuticle at earlier stage of development b subimaginal gonostyli extracted from larva starting to molt to subimago c genitalia of subimago, ventral view d genitalia of imago, ventral view e the same, apex of gonostylus f genitalia of imago, dorsal view. Abbreviations: gs 1 - gs 3, segments of gonostyli; gv, gonovectis; m. gs, gonostylar muscle; m. sg, styligeral muscle; pgs, larval protogonostylus; usg, unistyliger." figureDoi="10.3897/zookeys.1135.93800.figure10" httpUri="https://binary.pensoft.net/fig/780340" pageId="0" pageNumber="1">, 10</figureCitation>
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<figureCitation captionStart="Figure 11" captionStartId="F11" captionText="Figure 11. Branchiobaetis javanicus comb. nov., eggs." figureDoi="10.3897/zookeys.1135.93800.figure11" httpUri="https://binary.pensoft.net/fig/780341" pageId="0" pageNumber="1">, 11</figureCitation>
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<figureCitation captionStart="Figure 12" captionStartId="F12" captionText="Figure 12. Branchiobaetis sabahensis comb. nov., larva a head of male larva b labrum c prosternum and bases of forelegs, front view d labium." figureDoi="10.3897/zookeys.1135.93800.figure12" httpUri="https://binary.pensoft.net/fig/780342" pageId="0" pageNumber="1">, 12</figureCitation>
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<figureCitation captionStart="Figure 13" captionStartId="F13" captionText="Figure 13. Branchiobaetis sabahensis comb. nov., larva a apex of hind femur b paraproct c abdominal tergum IX d abdominal sternum VIII e tergalius." figureDoi="10.3897/zookeys.1135.93800.figure13" httpUri="https://binary.pensoft.net/fig/780343" pageId="0" pageNumber="1">, 13</figureCitation>
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<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Branchiobaetis aduncus sp. nov., larva a labrum (left: ventral view, right: dorsal view) b right mandible c right prostheca d apex of right mandible e left mandible f left prostheca g apex of left mandible h hypopharynx and superlinguae i maxilla j labium (left: ventral view, right: dorsal view) k apex of paraglossa." figureDoi="10.3897/zookeys.1135.93800.figure14" httpUri="https://binary.pensoft.net/fig/780344" pageId="0" pageNumber="1">, 14</figureCitation>
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<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Branchiobaetis aduncus sp. nov., larva a foreleg b seta of femur basal dorsal margin c hook-like seta of leg dorsal margins d fore femur apex, posterior view e fore claw f tergum IV g tergalius IV h paraproct i base of antenna." figureDoi="10.3897/zookeys.1135.93800.figure15" httpUri="https://binary.pensoft.net/fig/780345" pageId="0" pageNumber="1">, 15</figureCitation>
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<figureCitation captionStart="Figure 16" captionStartId="F16" captionText="Figure 16. Branchiobaetis hamatus sp. nov., larva a labrum (left: ventral view, right: dorsal view) b right mandible c right prostheca d left mandible e left prostheca f hypopharynx and superlinguae g maxilla h labium (left: ventral view, right: dorsal view)." figureDoi="10.3897/zookeys.1135.93800.figure16" httpUri="https://binary.pensoft.net/fig/780346" pageId="0" pageNumber="1">, 16</figureCitation>
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<figureCitation captionStart="Figure 17" captionStartId="F17" captionText="Figure 17. Branchiobaetis hamatus sp. nov., larva a foreleg b hook-like seta of leg dorsal margins c fore femur apex, posterior view d fore claw e tergum IV f tergalius IV g paraproct h base of antenna." figureDoi="10.3897/zookeys.1135.93800.figure17" httpUri="https://binary.pensoft.net/fig/780347" pageId="0" pageNumber="1">, 17</figureCitation>
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<figureCitation captionStart="Figure 18" captionStartId="F18" captionText="Figure 18. Branchiobaetis joachimi sp. nov., larva a labrum (left: ventral view, right: dorsal view) b right mandible c right prostheca d mola apex of right mandible e left mandible f left prostheca g hypopharynx and superlinguae h maxilla i apex of maxillary palp j accessory gill between stipes and cardo of maxilla k labium (left: ventral view, right: dorsal view)." figureDoi="10.3897/zookeys.1135.93800.figure18" httpUri="https://binary.pensoft.net/fig/780348" pageId="0" pageNumber="1">, 18</figureCitation>
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<figureCitation captionStart="Figure 19" captionStartId="F19" captionText="Figure 19. Branchiobaetis joachimi sp. nov., larva a foreleg b hook-like seta of femur apex c seta on ventral surface of femur d fore femur apex, posterior view e fore claw f tergum IV g tergalius IV h paraproct i base of antenna." figureDoi="10.3897/zookeys.1135.93800.figure19" httpUri="https://binary.pensoft.net/fig/780349" pageId="0" pageNumber="1">, 19</figureCitation>
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<figureCitation captionStart="Figure 20" captionStartId="F20" captionText="Figure 20. Branchiobaetis minangkabau sp. nov., larva a labrum (left: ventral view, right: dorsal view) b right mandible c right prostheca d left mandible e left prostheca f hypopharynx and superlinguae g maxilla h labium (left: ventral view, right: dorsal view)." figureDoi="10.3897/zookeys.1135.93800.figure20" httpUri="https://binary.pensoft.net/fig/780350" pageId="0" pageNumber="1">, 20</figureCitation>
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<figureCitation captionStart="Figure 21" captionStartId="F21" captionText="Figure 21. Branchiobaetis minangkabau sp. nov., larva a foreleg b fore femur apex, posterior view c fore claw d tergum IV e tergalius IV f paraproct g base of antenna." figureDoi="10.3897/zookeys.1135.93800.figure21" httpUri="https://binary.pensoft.net/fig/780351" pageId="0" pageNumber="1">, 21</figureCitation>
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<figureCitation captionStart="Figure 22" captionStartId="F22" captionText="Figure 22. Branchiobaetis jhoanae sp. nov., larva a labrum (left: ventral view, right: dorsal view) b right mandible c right prostheca d left mandible e left prostheca f hypopharynx and superlinguae g maxilla h labium (left: ventral view, right: dorsal view)." figureDoi="10.3897/zookeys.1135.93800.figure22" httpUri="https://binary.pensoft.net/fig/780352" pageId="0" pageNumber="1">, 22</figureCitation>
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<figureCitation captionStart="Figure 23" captionStartId="F23" captionText="Figure 23. Branchiobaetis jhoanae sp. nov., larva a foreleg b fore femur apex, posterior view c fore claw d tergum IV e tergalius IV f paraproct g base of antenna." figureDoi="10.3897/zookeys.1135.93800.figure23" httpUri="https://binary.pensoft.net/fig/780353" pageId="0" pageNumber="1">, 23</figureCitation>
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<figureCitation captionStart="Figure 24" captionStartId="F24" captionText="Figure 24. Habitus, larvae, dorsal view a Branchiobaetis aduncus sp. nov. b Branchiobaetis hamatus sp. nov. c Branchiobaetis joachimi sp. nov. (Sumatra, volcano Sago) d Branchiobaetis joachimi sp. nov. (Sumatra, Bukit Barisan, above Padang)." figureDoi="10.3897/zookeys.1135.93800.figure24" httpUri="https://binary.pensoft.net/fig/780354" pageId="0" pageNumber="1">, 24</figureCitation>
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<figureCitation captionStart="Figure 25" captionStartId="F25" captionText="Figure 25. Habitus, larvae, dorsal view a Branchiobaetis minangkabau sp. nov. b Branchiobaetis jhoanae sp. nov. Precursors of turbinate eyes developing in male last instar larvae c Branchiobaetis hamatus sp. nov. d Branchiobaetis joachimi sp. nov. e Branchiobaetis minangkabau sp. nov." figureDoi="10.3897/zookeys.1135.93800.figure25" httpUri="https://binary.pensoft.net/fig/780355" pageId="0" pageNumber="1">, 25</figureCitation>
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<figureCitation captionStart="Figure 26" captionStartId="F26" captionText="Figure 26. Larva, tergalii IV a Branchiobaetis aduncus sp. nov. b Branchiobaetis hamatus sp. nov. c Branchiobaetis joachimi sp. nov. d Branchiobaetis minangkabau sp. nov. e Branchiobaetis jhoanae sp. nov." figureDoi="10.3897/zookeys.1135.93800.figure26" httpUri="https://binary.pensoft.net/fig/780356" pageId="0" pageNumber="1">, 26</figureCitation>
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<figureCitation captionStart="Figure 27" captionStartId="F27" captionText="Figure 27. Distribution maps a Branchiobaetis gen. nov. in Southeast Asia b Known species of Branchiobaetis gen. nov." figureDoi="10.3897/zookeys.1135.93800.figure27" httpUri="https://binary.pensoft.net/fig/780357" pageId="0" pageNumber="1">, 27</figureCitation>
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<figureCitation captionStart="Figure 28" captionStartId="F28" captionText="Figure 28. Distribution maps a, b new species of Branchiobaetis gen. nov. in Sumatra." figureDoi="10.3897/zookeys.1135.93800.figure28" httpUri="https://binary.pensoft.net/fig/780358" pageId="0" pageNumber="1">, 28</figureCitation>
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<figureCitation captionStart="Figure 29" captionStartId="F29" captionText="Figure 29. Distribution map. Branchiobaetis jhoanae sp. nov. in the Philippines." figureDoi="10.3897/zookeys.1135.93800.figure29" httpUri="https://binary.pensoft.net/fig/780359" pageId="0" pageNumber="1">, 29</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="type species">
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<paragraph pageId="0" pageNumber="1">Type species.</paragraph>
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<paragraph pageId="0" pageNumber="1">
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<taxonomicName authorityName="Kaltenbach & Kluge & Gattolliat" authorityYear="2022" baseAuthorityName="Ulmer" baseAuthorityYear="1913" family="Baetidae" genus="Branchiobaetis" kingdom="Animalia" lsidName="Branchiobaetis javanicus" order="Ephemeroptera" pageId="0" pageNumber="1" rank="species" species="javanicus">
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<emphasis italics="true" pageId="0" pageNumber="1">Branchiobaetis javanicus</emphasis>
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</taxonomicName>
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(Ulmer, 1913), comb. nov., by present designation.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="species included in branchiobaetis gen. nov">
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<paragraph pageId="0" pageNumber="1">
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Species included in
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<taxonomicName authorityName="Kaltenbach & Kluge & Gattolliat" authorityYear="2022" family="Baetidae" genus="Branchiobaetis" kingdom="Animalia" lsidName="Branchiobaetis" order="Ephemeroptera" pageId="0" pageNumber="1" rank="genus">
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<emphasis italics="true" pageId="0" pageNumber="1">Branchiobaetis</emphasis>
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</taxonomicName>
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gen. nov.
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</paragraph>
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<paragraph pageId="0" pageNumber="1">New combinations</paragraph>
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<paragraph pageId="0" pageNumber="1">
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1.
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<taxonomicName authorityName="Kaltenbach & Kluge & Gattolliat" authorityYear="2022" baseAuthorityName="Ulmer" baseAuthorityYear="1913" family="Baetidae" genus="Branchiobaetis" kingdom="Animalia" lsidName="Branchiobaetis javanicus" order="Ephemeroptera" pageId="0" pageNumber="1" rank="species" species="javanicus">
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<emphasis italics="true" pageId="0" pageNumber="1">Branchiobaetis javanicus</emphasis>
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</taxonomicName>
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(Ulmer, 1913), comb. nov.
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</paragraph>
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<paragraph pageId="0" pageNumber="1">
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2.
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<taxonomicName authorityName="Kaltenbach & Kluge & Gattolliat" authorityYear="2022" baseAuthorityName="Mueller-Liebenau" baseAuthorityYear="1984" family="Baetidae" genus="Branchiobaetis" kingdom="Animalia" lsidName="Branchiobaetis sabahensis" order="Ephemeroptera" pageId="0" pageNumber="1" rank="species" species="sabahensis">
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<emphasis italics="true" pageId="0" pageNumber="1">Branchiobaetis sabahensis</emphasis>
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</taxonomicName>
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(
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<normalizedToken originalValue="Müller-Liebenau">Mueller-Liebenau</normalizedToken>
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, 1984), comb. nov.
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</paragraph>
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<paragraph pageId="0" pageNumber="1">New species from Sumatra</paragraph>
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<paragraph pageId="0" pageNumber="1">
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3.
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<taxonomicName authorityName="Kaltenbach & Kluge & Gattolliat" authorityYear="2022" family="Baetidae" genus="Branchiobaetis" kingdom="Animalia" lsidName="Branchiobaetis aduncus" order="Ephemeroptera" pageId="0" pageNumber="1" rank="species" species="aduncus">
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<emphasis italics="true" pageId="0" pageNumber="1">Branchiobaetis aduncus</emphasis>
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</taxonomicName>
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sp. nov.
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</paragraph>
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<paragraph pageId="0" pageNumber="1">
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4.
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<taxonomicName authorityName="Kaltenbach & Kluge & Gattolliat" authorityYear="2022" family="Baetidae" genus="Branchiobaetis" kingdom="Animalia" lsidName="Branchiobaetis hamatus" order="Ephemeroptera" pageId="0" pageNumber="1" rank="species" species="hamatus">
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<emphasis italics="true" pageId="0" pageNumber="1">Branchiobaetis hamatus</emphasis>
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</taxonomicName>
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sp. nov.
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</paragraph>
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<paragraph pageId="0" pageNumber="1">
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5.
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<taxonomicName authorityName="Kaltenbach & Kluge & Gattolliat" authorityYear="2022" family="Baetidae" genus="Branchiobaetis" kingdom="Animalia" lsidName="Branchiobaetis joachimi" order="Ephemeroptera" pageId="0" pageNumber="1" rank="species" species="joachimi">
|
|
<emphasis italics="true" pageId="0" pageNumber="1">Branchiobaetis joachimi</emphasis>
|
|
</taxonomicName>
|
|
sp. nov.
|
|
</paragraph>
|
|
<paragraph pageId="0" pageNumber="1">
|
|
6.
|
|
<taxonomicName authorityName="Kaltenbach & Kluge & Gattolliat" authorityYear="2022" family="Baetidae" genus="Branchiobaetis" kingdom="Animalia" lsidName="Branchiobaetis minangkabau" order="Ephemeroptera" pageId="0" pageNumber="1" rank="species" species="minangkabau">
|
|
<emphasis italics="true" pageId="0" pageNumber="1">Branchiobaetis minangkabau</emphasis>
|
|
</taxonomicName>
|
|
sp. nov.
|
|
</paragraph>
|
|
<paragraph pageId="0" pageNumber="1">New species from the Philippines</paragraph>
|
|
<paragraph pageId="0" pageNumber="1">
|
|
7.
|
|
<taxonomicName authorityName="Kaltenbach & Kluge & Gattolliat" authorityYear="2022" family="Baetidae" genus="Branchiobaetis" kingdom="Animalia" lsidName="Branchiobaetis jhoanae" order="Ephemeroptera" pageId="0" pageNumber="1" rank="species" species="jhoanae">
|
|
<emphasis italics="true" pageId="0" pageNumber="1">Branchiobaetis jhoanae</emphasis>
|
|
</taxonomicName>
|
|
sp. nov.
|
|
</paragraph>
|
|
</subSubSection>
|
|
<subSubSection pageId="0" pageNumber="1" type="diagnosis">
|
|
<paragraph pageId="0" pageNumber="1">Diagnosis.</paragraph>
|
|
<paragraph pageId="0" pageNumber="1">
|
|
<emphasis bold="true" pageId="0" pageNumber="1">Larva.</emphasis>
|
|
This new genus is distinguished by a combination of the following characters: A) body elongate and slender (Figs
|
|
<figureCitation captionStart="Figure 24" captionStartId="F24" captionText="Figure 24. Habitus, larvae, dorsal view a Branchiobaetis aduncus sp. nov. b Branchiobaetis hamatus sp. nov. c Branchiobaetis joachimi sp. nov. (Sumatra, volcano Sago) d Branchiobaetis joachimi sp. nov. (Sumatra, Bukit Barisan, above Padang)." figureDoi="10.3897/zookeys.1135.93800.figure24" httpUri="https://binary.pensoft.net/fig/780354" pageId="0" pageNumber="1">24a</figureCitation>
|
|
,
|
|
<figureCitation captionStart="Figure 25" captionStartId="F25" captionText="Figure 25. Habitus, larvae, dorsal view a Branchiobaetis minangkabau sp. nov. b Branchiobaetis jhoanae sp. nov. Precursors of turbinate eyes developing in male last instar larvae c Branchiobaetis hamatus sp. nov. d Branchiobaetis joachimi sp. nov. e Branchiobaetis minangkabau sp. nov." figureDoi="10.3897/zookeys.1135.93800.figure25" httpUri="https://binary.pensoft.net/fig/780355" pageId="0" pageNumber="1">25b</figureCitation>
|
|
); B) antennal scape distally with short, stout setae (Fig.
|
|
<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Branchiobaetis aduncus sp. nov., larva a foreleg b seta of femur basal dorsal margin c hook-like seta of leg dorsal margins d fore femur apex, posterior view e fore claw f tergum IV g tergalius IV h paraproct i base of antenna." figureDoi="10.3897/zookeys.1135.93800.figure15" httpUri="https://binary.pensoft.net/fig/780345" pageId="0" pageNumber="1">15i</figureCitation>
|
|
); flagellum with basal segments parallel sided and thereafter inclined, giving the impression of a spiral arrangement (Fig.
|
|
<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Branchiobaetis javanicus comb. nov., exuviae of last instar male larva a portion of antenna b head c enlarged right eye and precursor of turbinate eye d left half of pronotum and mesonotum e abdomen." figureDoi="10.3897/zookeys.1135.93800.figure5" httpUri="https://binary.pensoft.net/fig/780335" pageId="0" pageNumber="1">5a</figureCitation>
|
|
); C) labrum subrectangular, dorsally with a pair of long, simple submedian setae and a submarginal arc of long, simple setae (Fig.
|
|
<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Branchiobaetis aduncus sp. nov., larva a labrum (left: ventral view, right: dorsal view) b right mandible c right prostheca d apex of right mandible e left mandible f left prostheca g apex of left mandible h hypopharynx and superlinguae i maxilla j labium (left: ventral view, right: dorsal view) k apex of paraglossa." figureDoi="10.3897/zookeys.1135.93800.figure14" httpUri="https://binary.pensoft.net/fig/780344" pageId="0" pageNumber="1">14a</figureCitation>
|
|
); D) right mandible with blade-like incisor, prostheca stick-like with distolateral dentation (Fig.
|
|
<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Branchiobaetis javanicus comb. nov., larva a, b apices of left and right mandibles with mandibles of next instar developing inside them." figureDoi="10.3897/zookeys.1135.93800.figure6" httpUri="https://binary.pensoft.net/fig/780336" pageId="0" pageNumber="1">6b</figureCitation>
|
|
); E) left mandible with blade-like incisor, prostheca robust, distally with denticles and comb-shape structure (Fig.
|
|
<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Branchiobaetis javanicus comb. nov., larva a, b apices of left and right mandibles with mandibles of next instar developing inside them." figureDoi="10.3897/zookeys.1135.93800.figure6" httpUri="https://binary.pensoft.net/fig/780336" pageId="0" pageNumber="1">6a</figureCitation>
|
|
); F) maxillary palp 2-segmented, apex of segment II pointed; with accessory gill outside laterally between stipes and cardo (Figs
|
|
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Branchiobaetis javanicus comb. nov., larva a maxillae and labium, dorsal view b prosternum and bases of forelegs, front view." figureDoi="10.3897/zookeys.1135.93800.figure1" httpUri="https://binary.pensoft.net/fig/780331" pageId="0" pageNumber="1">1a</figureCitation>
|
|
,
|
|
<figureCitation captionStart="Figure 18" captionStartId="F18" captionText="Figure 18. Branchiobaetis joachimi sp. nov., larva a labrum (left: ventral view, right: dorsal view) b right mandible c right prostheca d mola apex of right mandible e left mandible f left prostheca g hypopharynx and superlinguae h maxilla i apex of maxillary palp j accessory gill between stipes and cardo of maxilla k labium (left: ventral view, right: dorsal view)." figureDoi="10.3897/zookeys.1135.93800.figure18" httpUri="https://binary.pensoft.net/fig/780348" pageId="0" pageNumber="1">18h-j</figureCitation>
|
|
); G) labium with glossae basally broad, narrowing towards apex, shorter than paraglossae; paraglossae laterally slightly undulated, distally truncate and slightly bent inwards; labial palp with small to medium protuberance at segment II (Fig.
|
|
<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Branchiobaetis aduncus sp. nov., larva a labrum (left: ventral view, right: dorsal view) b right mandible c right prostheca d apex of right mandible e left mandible f left prostheca g apex of left mandible h hypopharynx and superlinguae i maxilla j labium (left: ventral view, right: dorsal view) k apex of paraglossa." figureDoi="10.3897/zookeys.1135.93800.figure14" httpUri="https://binary.pensoft.net/fig/780344" pageId="0" pageNumber="1">14j</figureCitation>
|
|
); H) femora with stout setae both on anterior and posterior side, dorsal margin with row of medium to long, spine-like setae and straight row of medium, fine setae (Figs
|
|
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Branchiobaetis javanicus comb. nov., larva a dorsal margin of foreleg. Branchiobaetis joachimi sp. nov., larva b dorsal margin of foreleg." figureDoi="10.3897/zookeys.1135.93800.figure3" httpUri="https://binary.pensoft.net/fig/780333" pageId="0" pageNumber="1">3a, b</figureCitation>
|
|
,
|
|
<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Branchiobaetis aduncus sp. nov., larva a foreleg b seta of femur basal dorsal margin c hook-like seta of leg dorsal margins d fore femur apex, posterior view e fore claw f tergum IV g tergalius IV h paraproct i base of antenna." figureDoi="10.3897/zookeys.1135.93800.figure15" httpUri="https://binary.pensoft.net/fig/780345" pageId="0" pageNumber="1">15a, d</figureCitation>
|
|
); claw robust, pointed, with one row of denticles and usually a long, subapical seta (Figs
|
|
<figureCitation captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Branchiobaetis javanicus comb. nov., larva a-c fore, middle, and hind legs d-f femoral patch of fore, middle and hind legs g-i femoral patch of fore, middle and hind legs j abdominal tergum k claw." figureDoi="10.3897/zookeys.1135.93800.figure7" httpUri="https://binary.pensoft.net/fig/780337" pageId="0" pageNumber="1">7k</figureCitation>
|
|
,
|
|
<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Branchiobaetis aduncus sp. nov., larva a foreleg b seta of femur basal dorsal margin c hook-like seta of leg dorsal margins d fore femur apex, posterior view e fore claw f tergum IV g tergalius IV h paraproct i base of antenna." figureDoi="10.3897/zookeys.1135.93800.figure15" httpUri="https://binary.pensoft.net/fig/780345" pageId="0" pageNumber="1">15e</figureCitation>
|
|
); femoral patch reduced on fore and middle legs, well developed on hind legs (Fig.
|
|
<figureCitation captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Branchiobaetis javanicus comb. nov., larva a-c fore, middle, and hind legs d-f femoral patch of fore, middle and hind legs g-i femoral patch of fore, middle and hind legs j abdominal tergum k claw." figureDoi="10.3897/zookeys.1135.93800.figure7" httpUri="https://binary.pensoft.net/fig/780337" pageId="0" pageNumber="1">7d-i</figureCitation>
|
|
); I) finger-like accessory gill ventrally between coxa and prosternum (Fig.
|
|
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Branchiobaetis javanicus comb. nov., larva a maxillae and labium, dorsal view b prosternum and bases of forelegs, front view." figureDoi="10.3897/zookeys.1135.93800.figure1" httpUri="https://binary.pensoft.net/fig/780331" pageId="0" pageNumber="1">1b</figureCitation>
|
|
); J) hind protoptera present, well developed; K) paraproct with spines at posterior margin (Fig.
|
|
<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Branchiobaetis aduncus sp. nov., larva a foreleg b seta of femur basal dorsal margin c hook-like seta of leg dorsal margins d fore femur apex, posterior view e fore claw f tergum IV g tergalius IV h paraproct i base of antenna." figureDoi="10.3897/zookeys.1135.93800.figure15" httpUri="https://binary.pensoft.net/fig/780345" pageId="0" pageNumber="1">15h</figureCitation>
|
|
); L) seven pairs of tergalii (abdominal gills) on segments I-VII, anal margin with alternate short and long, fine setae (Fig.
|
|
<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Branchiobaetis aduncus sp. nov., larva a foreleg b seta of femur basal dorsal margin c hook-like seta of leg dorsal margins d fore femur apex, posterior view e fore claw f tergum IV g tergalius IV h paraproct i base of antenna." figureDoi="10.3897/zookeys.1135.93800.figure15" httpUri="https://binary.pensoft.net/fig/780345" pageId="0" pageNumber="1">15g</figureCitation>
|
|
); M) subimaginal gonostyli developing under cuticle of last instar larvae folded in the following way: segment II sharply bent towards middle, last segment sharply bent laterally (Figs
|
|
<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Branchiobaetis gen. nov., subimaginal gonostyli developing under cuticle of male last instar larva a B. javanicus comb. nov. b B. sabahensis comb. nov. (not yet fully developed) c B. aduncus sp. nov. d B. joachimi sp. nov." figureDoi="10.3897/zookeys.1135.93800.figure4" httpUri="https://binary.pensoft.net/fig/780334" pageId="0" pageNumber="1">4a-d</figureCitation>
|
|
,
|
|
<figureCitation captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Branchiobaetis javanicus comb. nov., male genitalia a subimaginal gonostyli crumpled under larval cuticle at earlier stage of development b subimaginal gonostyli extracted from larva starting to molt to subimago c genitalia of subimago, ventral view d genitalia of imago, ventral view e the same, apex of gonostylus f genitalia of imago, dorsal view. Abbreviations: gs 1 - gs 3, segments of gonostyli; gv, gonovectis; m. gs, gonostylar muscle; m. sg, styligeral muscle; pgs, larval protogonostylus; usg, unistyliger." figureDoi="10.3897/zookeys.1135.93800.figure10" httpUri="https://binary.pensoft.net/fig/780340" pageId="0" pageNumber="1">10a, b</figureCitation>
|
|
).
|
|
</paragraph>
|
|
<paragraph pageId="0" pageNumber="1">
|
|
<emphasis bold="true" pageId="0" pageNumber="1">Imago.</emphasis>
|
|
Forewing with double intercalary veins longer than the distance between corresponding longitudinal vein; pterostigma with numerous cross veins (Fig.
|
|
<figureCitation captionStart="Figure 9" captionStartId="F9" captionText="Figure 9. Branchiobaetis javanicus comb. nov. a fore wing of male imago b head of male imago c, d fore and hind wing of female imago e hind wing enlarged f head and thorax of female imago g middle leg h, i male subimaginal abdomen extracted from larva j abdomen of male imago k abdomen of female imago." figureDoi="10.3897/zookeys.1135.93800.figure9" httpUri="https://binary.pensoft.net/fig/780339" pageId="0" pageNumber="1">9a, c</figureCitation>
|
|
). Hind wing with three longitudinal veins and well developed triangular costal projection (Fig.
|
|
<figureCitation captionStart="Figure 9" captionStartId="F9" captionText="Figure 9. Branchiobaetis javanicus comb. nov. a fore wing of male imago b head of male imago c, d fore and hind wing of female imago e hind wing enlarged f head and thorax of female imago g middle leg h, i male subimaginal abdomen extracted from larva j abdomen of male imago k abdomen of female imago." figureDoi="10.3897/zookeys.1135.93800.figure9" httpUri="https://binary.pensoft.net/fig/780339" pageId="0" pageNumber="1">9d, e</figureCitation>
|
|
). Imaginal gonostyli: segment I of gonostylus with projected blunt angle proximad of its middle; segment III short and triangular (Fig.
|
|
<figureCitation captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Branchiobaetis javanicus comb. nov., male genitalia a subimaginal gonostyli crumpled under larval cuticle at earlier stage of development b subimaginal gonostyli extracted from larva starting to molt to subimago c genitalia of subimago, ventral view d genitalia of imago, ventral view e the same, apex of gonostylus f genitalia of imago, dorsal view. Abbreviations: gs 1 - gs 3, segments of gonostyli; gv, gonovectis; m. gs, gonostylar muscle; m. sg, styligeral muscle; pgs, larval protogonostylus; usg, unistyliger." figureDoi="10.3897/zookeys.1135.93800.figure10" httpUri="https://binary.pensoft.net/fig/780340" pageId="0" pageNumber="1">10d, e</figureCitation>
|
|
). Sterno-styligeral muscle present and thin (Fig.
|
|
<figureCitation captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Branchiobaetis javanicus comb. nov., male genitalia a subimaginal gonostyli crumpled under larval cuticle at earlier stage of development b subimaginal gonostyli extracted from larva starting to molt to subimago c genitalia of subimago, ventral view d genitalia of imago, ventral view e the same, apex of gonostylus f genitalia of imago, dorsal view. Abbreviations: gs 1 - gs 3, segments of gonostyli; gv, gonovectis; m. gs, gonostylar muscle; m. sg, styligeral muscle; pgs, larval protogonostylus; usg, unistyliger." figureDoi="10.3897/zookeys.1135.93800.figure10" httpUri="https://binary.pensoft.net/fig/780340" pageId="0" pageNumber="1">10f</figureCitation>
|
|
).
|
|
</paragraph>
|
|
<paragraph pageId="0" pageNumber="1">
|
|
The imago is known for a single species (
|
|
<taxonomicName class="Insecta" kingdom="Animalia" lsidName="B. javanicus" order="Ephemeroptera" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="javanicus">
|
|
<emphasis italics="true" pageId="0" pageNumber="1">B. javanicus</emphasis>
|
|
</taxonomicName>
|
|
comb. nov.). Therefore, it is unclear, which of its characters are species-specific and which can be considered as diagnostic for the new genus. The structure of hind wing and the presence of a thin sterno-styligeral muscle are also revealed for
|
|
<taxonomicName class="Insecta" kingdom="Animalia" lsidName="B. sabahensis" order="Ephemeroptera" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="sabahensis">
|
|
<emphasis italics="true" pageId="0" pageNumber="1">B. sabahensis</emphasis>
|
|
</taxonomicName>
|
|
comb. nov., based on details developing in last instar larvae.
|
|
</paragraph>
|
|
</subSubSection>
|
|
<subSubSection pageId="0" pageNumber="1" type="etymology">
|
|
<paragraph pageId="0" pageNumber="1">Etymology.</paragraph>
|
|
<paragraph pageId="0" pageNumber="1">
|
|
<taxonomicName authorityName="Kaltenbach & Kluge & Gattolliat" authorityYear="2022" family="Baetidae" genus="Branchiobaetis" kingdom="Animalia" lsidName="Branchiobaetis" order="Ephemeroptera" pageId="0" pageNumber="1" rank="genus">
|
|
<emphasis italics="true" pageId="0" pageNumber="1">Branchiobaetis</emphasis>
|
|
</taxonomicName>
|
|
is a combination of
|
|
<taxonomicName class="Polychaeta" family="Sabellidae" genus="Branchio" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Branchio" order="Sabellida" pageId="0" pageNumber="1" phylum="Annelida" rank="genus">
|
|
<emphasis italics="true" pageId="0" pageNumber="1">Branchio</emphasis>
|
|
</taxonomicName>
|
|
-, in reference to the Latin word for gills and the accessory gills of the larvae, and
|
|
<emphasis italics="true" pageId="0" pageNumber="1">baetis</emphasis>
|
|
, to highlight the similarities with the genus
|
|
<taxonomicName authorityName="Leach" authorityYear="1815" class="Insecta" family="Baetidae" genus="Baetis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Baetis" order="Ephemeroptera" pageId="0" pageNumber="1" phylum="Arthropoda" rank="genus">
|
|
<emphasis italics="true" pageId="0" pageNumber="1">Baetis</emphasis>
|
|
</taxonomicName>
|
|
. The gender is masculine.
|
|
</paragraph>
|
|
</subSubSection>
|
|
<subSubSection pageId="0" pageNumber="1" type="description">
|
|
<paragraph pageId="0" pageNumber="1">Description.</paragraph>
|
|
<paragraph pageId="0" pageNumber="1">
|
|
<emphasis bold="true" pageId="0" pageNumber="1">Larva.</emphasis>
|
|
</paragraph>
|
|
<paragraph pageId="0" pageNumber="1">
|
|
<emphasis bold="true" pageId="0" pageNumber="1">
|
|
Head.
|
|
<emphasis italics="true" pageId="0" pageNumber="1">Antenna</emphasis>
|
|
</emphasis>
|
|
. Bases of antennae not close to each other, without carina between them. Scape at least distally (and often outside laterally) with short, stout, apically rounded setae (Fig.
|
|
<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Branchiobaetis aduncus sp. nov., larva a foreleg b seta of femur basal dorsal margin c hook-like seta of leg dorsal margins d fore femur apex, posterior view e fore claw f tergum IV g tergalius IV h paraproct i base of antenna." figureDoi="10.3897/zookeys.1135.93800.figure15" httpUri="https://binary.pensoft.net/fig/780345" pageId="0" pageNumber="1">15i</figureCitation>
|
|
); flagellum with basal segments parallel sided and thereafter inclined, giving the impression of a spiral arrangement (Fig.
|
|
<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Branchiobaetis javanicus comb. nov., exuviae of last instar male larva a portion of antenna b head c enlarged right eye and precursor of turbinate eye d left half of pronotum and mesonotum e abdomen." figureDoi="10.3897/zookeys.1135.93800.figure5" httpUri="https://binary.pensoft.net/fig/780335" pageId="0" pageNumber="1">5a</figureCitation>
|
|
).
|
|
</paragraph>
|
|
<paragraph pageId="0" pageNumber="1">
|
|
<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Labrum</emphasis>
|
|
(Fig.
|
|
<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Branchiobaetis aduncus sp. nov., larva a labrum (left: ventral view, right: dorsal view) b right mandible c right prostheca d apex of right mandible e left mandible f left prostheca g apex of left mandible h hypopharynx and superlinguae i maxilla j labium (left: ventral view, right: dorsal view) k apex of paraglossa." figureDoi="10.3897/zookeys.1135.93800.figure14" httpUri="https://binary.pensoft.net/fig/780344" pageId="0" pageNumber="1">14a</figureCitation>
|
|
). Subrectangular, wider than long. Distal margin with medial emargination and a small process. Dorsally with a pair of long, simple, submedian setae and on each side a submarginal arc of long, stout, simple setae; surface scattered with medium, simple setae. Ventrally with lateral row of medium, simple setae, anterolaterally with long, feathered setae on margin and medially with long, bifid, pectinate setae on margin, several small, stout setae near anterolateral and sometimes also lateral margin.
|
|
</paragraph>
|
|
<paragraph pageId="0" pageNumber="1">
|
|
<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Right mandible</emphasis>
|
|
(Figs
|
|
<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Branchiobaetis javanicus comb. nov., larva a, b apices of left and right mandibles with mandibles of next instar developing inside them." figureDoi="10.3897/zookeys.1135.93800.figure6" httpUri="https://binary.pensoft.net/fig/780336" pageId="0" pageNumber="1">6b</figureCitation>
|
|
,
|
|
<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Branchiobaetis aduncus sp. nov., larva a labrum (left: ventral view, right: dorsal view) b right mandible c right prostheca d apex of right mandible e left mandible f left prostheca g apex of left mandible h hypopharynx and superlinguae i maxilla j labium (left: ventral view, right: dorsal view) k apex of paraglossa." figureDoi="10.3897/zookeys.1135.93800.figure14" httpUri="https://binary.pensoft.net/fig/780344" pageId="0" pageNumber="1">14b-d</figureCitation>
|
|
,
|
|
<figureCitation captionStart="Figure 22" captionStartId="F22" captionText="Figure 22. Branchiobaetis jhoanae sp. nov., larva a labrum (left: ventral view, right: dorsal view) b right mandible c right prostheca d left mandible e left prostheca f hypopharynx and superlinguae g maxilla h labium (left: ventral view, right: dorsal view)." figureDoi="10.3897/zookeys.1135.93800.figure22" httpUri="https://binary.pensoft.net/fig/780352" pageId="0" pageNumber="1">22b</figureCitation>
|
|
). Incisor and kinetodontium almost fused, incisor with denticles, outer denticle blade-like, kinetodontium with denticles; inner margin of innermost denticle of kinetodontium with row of thin setae; prostheca stick-like, distolaterally denticulate; apex of mola with tuft of feathered setae. Basal half with fine, simple setae scattered over dorsal surface.
|
|
</paragraph>
|
|
<paragraph pageId="0" pageNumber="1">
|
|
<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Left mandible</emphasis>
|
|
(Figs
|
|
<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Branchiobaetis javanicus comb. nov., larva a, b apices of left and right mandibles with mandibles of next instar developing inside them." figureDoi="10.3897/zookeys.1135.93800.figure6" httpUri="https://binary.pensoft.net/fig/780336" pageId="0" pageNumber="1">6a</figureCitation>
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,
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<figureCitation captionStart="Figure 18" captionStartId="F18" captionText="Figure 18. Branchiobaetis joachimi sp. nov., larva a labrum (left: ventral view, right: dorsal view) b right mandible c right prostheca d mola apex of right mandible e left mandible f left prostheca g hypopharynx and superlinguae h maxilla i apex of maxillary palp j accessory gill between stipes and cardo of maxilla k labium (left: ventral view, right: dorsal view)." figureDoi="10.3897/zookeys.1135.93800.figure18" httpUri="https://binary.pensoft.net/fig/780348" pageId="0" pageNumber="1">18e, f</figureCitation>
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|
). Incisor and kinetodontium fused, incisor with denticles, outer denticle blade-like, kinetodontium with denticles; prostheca robust, distally denticulate and with comb-shape structure; apex of mola without tuft of setae. Basal half with fine, simple setae scattered over dorsal surface.
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</paragraph>
|
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<paragraph pageId="0" pageNumber="1">
|
|
Incisors of both mandibles are quickly worn after the larva started feeding and become much shorter than in fresh, unused mandibles. The real shape of unused mandibles can be seen during development inside the actual mandible (Figs
|
|
<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Branchiobaetis javanicus comb. nov., larva a, b apices of left and right mandibles with mandibles of next instar developing inside them." figureDoi="10.3897/zookeys.1135.93800.figure6" httpUri="https://binary.pensoft.net/fig/780336" pageId="0" pageNumber="1">6a, b</figureCitation>
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,
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<figureCitation captionStart="Figure 20" captionStartId="F20" captionText="Figure 20. Branchiobaetis minangkabau sp. nov., larva a labrum (left: ventral view, right: dorsal view) b right mandible c right prostheca d left mandible e left prostheca f hypopharynx and superlinguae g maxilla h labium (left: ventral view, right: dorsal view)." figureDoi="10.3897/zookeys.1135.93800.figure20" httpUri="https://binary.pensoft.net/fig/780350" pageId="0" pageNumber="1">20b, d</figureCitation>
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).
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</paragraph>
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<paragraph pageId="0" pageNumber="1">
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<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Maxilla</emphasis>
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(Figs
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Branchiobaetis javanicus comb. nov., larva a maxillae and labium, dorsal view b prosternum and bases of forelegs, front view." figureDoi="10.3897/zookeys.1135.93800.figure1" httpUri="https://binary.pensoft.net/fig/780331" pageId="0" pageNumber="1">1a</figureCitation>
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,
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<figureCitation captionStart="Figure 18" captionStartId="F18" captionText="Figure 18. Branchiobaetis joachimi sp. nov., larva a labrum (left: ventral view, right: dorsal view) b right mandible c right prostheca d mola apex of right mandible e left mandible f left prostheca g hypopharynx and superlinguae h maxilla i apex of maxillary palp j accessory gill between stipes and cardo of maxilla k labium (left: ventral view, right: dorsal view)." figureDoi="10.3897/zookeys.1135.93800.figure18" httpUri="https://binary.pensoft.net/fig/780348" pageId="0" pageNumber="1">18h-j</figureCitation>
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). Apically with three stout canines and three denti-setae; distal denti-seta tooth-like, other denti-setae slender, bifid, and pectinate; maxillary palp with two segments, apex strongly pointed. Small accessory gill located on outer side of the articulation between stipes and cardo.
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</paragraph>
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<paragraph pageId="0" pageNumber="1">
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<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Hypopharynx</emphasis>
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(Fig.
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<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Branchiobaetis aduncus sp. nov., larva a labrum (left: ventral view, right: dorsal view) b right mandible c right prostheca d apex of right mandible e left mandible f left prostheca g apex of left mandible h hypopharynx and superlinguae i maxilla j labium (left: ventral view, right: dorsal view) k apex of paraglossa." figureDoi="10.3897/zookeys.1135.93800.figure14" httpUri="https://binary.pensoft.net/fig/780344" pageId="0" pageNumber="1">14h</figureCitation>
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). Apex with compact tuft of long, dense setae-like processes.
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</paragraph>
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<paragraph pageId="0" pageNumber="1">
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<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Labium</emphasis>
|
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(Fig.
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|
<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Branchiobaetis aduncus sp. nov., larva a labrum (left: ventral view, right: dorsal view) b right mandible c right prostheca d apex of right mandible e left mandible f left prostheca g apex of left mandible h hypopharynx and superlinguae i maxilla j labium (left: ventral view, right: dorsal view) k apex of paraglossa." figureDoi="10.3897/zookeys.1135.93800.figure14" httpUri="https://binary.pensoft.net/fig/780344" pageId="0" pageNumber="1">14j</figureCitation>
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). Glossae basally broad, narrowing towards apex, shorter than paraglossae; inner margin with row of spine-like setae, increasing in length distally; apex with several short to long, robust setae; outer margin with row of spine-like setae; ventral surface with fine, simple scattered setae. Paraglossae laterally slightly undulated, distally truncated, and slightly bent inwards; apex with three rows of long, robust, distally pectinate setae; ventrally usually with several short, simple setae in distomedial area and one short, simple seta in proxolateral area; dorsally with few long, spine-like setae near inner margin. Labial palp with three segments, segment II with small to medium protuberance.
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</paragraph>
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<paragraph pageId="0" pageNumber="1">
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<emphasis bold="true" pageId="0" pageNumber="1">
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Thorax.
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<emphasis italics="true" pageId="0" pageNumber="1">Hind protoptera</emphasis>
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</emphasis>
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present, well developed.
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</paragraph>
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<paragraph pageId="0" pageNumber="1">
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<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Foreleg</emphasis>
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(Figs
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Branchiobaetis javanicus comb. nov., larva a maxillae and labium, dorsal view b prosternum and bases of forelegs, front view." figureDoi="10.3897/zookeys.1135.93800.figure1" httpUri="https://binary.pensoft.net/fig/780331" pageId="0" pageNumber="1">1b</figureCitation>
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,
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<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Branchiobaetis javanicus comb. nov., larva a thorax, lateral view. Branchiobaetis joachimi sp. nov., larva b, c foreleg. Abbreviations: cx, coxa; ff, forefemur; hf, hind femur; mf, middle femur; pl, pleurite; pr, pronotum; tr, trochanter." figureDoi="10.3897/zookeys.1135.93800.figure2" httpUri="https://binary.pensoft.net/fig/780332" pageId="0" pageNumber="1">2a-c</figureCitation>
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,
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Branchiobaetis javanicus comb. nov., larva a dorsal margin of foreleg. Branchiobaetis joachimi sp. nov., larva b dorsal margin of foreleg." figureDoi="10.3897/zookeys.1135.93800.figure3" httpUri="https://binary.pensoft.net/fig/780333" pageId="0" pageNumber="1">3a, b</figureCitation>
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,
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|
<figureCitation captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Branchiobaetis javanicus comb. nov., larva a-c fore, middle, and hind legs d-f femoral patch of fore, middle and hind legs g-i femoral patch of fore, middle and hind legs j abdominal tergum k claw." figureDoi="10.3897/zookeys.1135.93800.figure7" httpUri="https://binary.pensoft.net/fig/780337" pageId="0" pageNumber="1">7a, d, g, k</figureCitation>
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,
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|
<figureCitation captionStart="Figure 13" captionStartId="F13" captionText="Figure 13. Branchiobaetis sabahensis comb. nov., larva a apex of hind femur b paraproct c abdominal tergum IX d abdominal sternum VIII e tergalius." figureDoi="10.3897/zookeys.1135.93800.figure13" httpUri="https://binary.pensoft.net/fig/780343" pageId="0" pageNumber="1">13a</figureCitation>
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,
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|
<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Branchiobaetis aduncus sp. nov., larva a foreleg b seta of femur basal dorsal margin c hook-like seta of leg dorsal margins d fore femur apex, posterior view e fore claw f tergum IV g tergalius IV h paraproct i base of antenna." figureDoi="10.3897/zookeys.1135.93800.figure15" httpUri="https://binary.pensoft.net/fig/780345" pageId="0" pageNumber="1">15a, d, e</figureCitation>
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|
).
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|
<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Femur</emphasis>
|
|
with row of medium to long, spine-like setae and additionally straight row of fine setae on dorsal margin; on apex short, stout setae on anterior and posterior side; femoral patch present, reduced and sometimes indistinct. Accessory gill on inner side of coxal articulation (between coxa and prosternum); bubble-like membranous swelling between coxa and trochanter and between coxa and pleurite (Figs
|
|
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Branchiobaetis javanicus comb. nov., larva a maxillae and labium, dorsal view b prosternum and bases of forelegs, front view." figureDoi="10.3897/zookeys.1135.93800.figure1" httpUri="https://binary.pensoft.net/fig/780331" pageId="0" pageNumber="1">1b</figureCitation>
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,
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|
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Branchiobaetis javanicus comb. nov., larva a thorax, lateral view. Branchiobaetis joachimi sp. nov., larva b, c foreleg. Abbreviations: cx, coxa; ff, forefemur; hf, hind femur; mf, middle femur; pl, pleurite; pr, pronotum; tr, trochanter." figureDoi="10.3897/zookeys.1135.93800.figure2" httpUri="https://binary.pensoft.net/fig/780332" pageId="0" pageNumber="1">2a-c</figureCitation>
|
|
).
|
|
<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Tibia</emphasis>
|
|
with long patella-tibial suture in
|
|
<normalizedToken originalValue="¾">3/4</normalizedToken>
|
|
area; dorsal margin with row of short, stout setae and row of fine setae.
|
|
<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Tarsus</emphasis>
|
|
dorsally with row of short, stout setae, ventrally with row of curved, spine-like setae increasing in length distally.
|
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<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Claw</emphasis>
|
|
robust, pointed, with one row of denticles; usually with one long, subapical seta (posterior seta sensu
|
|
<bibRefCitation DOI="https://doi.org/10.11646/zootaxa.3835.2.3" author="Kluge, NJ" journalOrPublisher="Zootaxa" pageId="0" pageNumber="1" pagination="209 - 236" refId="B35" refString="Kluge, NJ, Novikova, EA, 2014. Systematics of Indobaetis Mueller-Liebenau & Morihara, 1982, and related implications for some other Baetidae genera (Ephemeroptera). Zootaxa 3835 (2): 209 - 236, DOI: https://doi.org/10.11646/zootaxa.3835.2.3" title="Systematics of Indobaetis Mueller-Liebenau & Morihara, 1982, and related implications for some other Baetidae genera (Ephemeroptera)." url="https://doi.org/10.11646/zootaxa.3835.2.3" volume="3835" year="2014">Kluge and Novikova 2014</bibRefCitation>
|
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).
|
|
</paragraph>
|
|
<paragraph pageId="0" pageNumber="1">
|
|
<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Middle and hind leg</emphasis>
|
|
(Figs
|
|
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Branchiobaetis javanicus comb. nov., larva a thorax, lateral view. Branchiobaetis joachimi sp. nov., larva b, c foreleg. Abbreviations: cx, coxa; ff, forefemur; hf, hind femur; mf, middle femur; pl, pleurite; pr, pronotum; tr, trochanter." figureDoi="10.3897/zookeys.1135.93800.figure2" httpUri="https://binary.pensoft.net/fig/780332" pageId="0" pageNumber="1">2a</figureCitation>
|
|
,
|
|
<figureCitation captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Branchiobaetis javanicus comb. nov., larva a-c fore, middle, and hind legs d-f femoral patch of fore, middle and hind legs g-i femoral patch of fore, middle and hind legs j abdominal tergum k claw." figureDoi="10.3897/zookeys.1135.93800.figure7" httpUri="https://binary.pensoft.net/fig/780337" pageId="0" pageNumber="1">7b, c, e, f, h, i</figureCitation>
|
|
). As foreleg; femoral patch on middle leg also reduced, but well developed on hind leg; hind femur without apical setae on posterior side. Bubble-like membranous swelling on middle leg between coxa and trochanter and reduced between coxa and pleurite, on hind leg only between coxa and trochanter.
|
|
</paragraph>
|
|
<caption doi="10.3897/zookeys.1135.93800.figure2" httpUri="https://binary.pensoft.net/fig/780332" pageId="0" pageNumber="1" start="Figure 2" startId="F2">
|
|
<paragraph pageId="0" pageNumber="1">
|
|
<emphasis bold="true" pageId="0" pageNumber="1">Figure 2.</emphasis>
|
|
<taxonomicName authorityName="Kaltenbach & Kluge & Gattolliat" authorityYear="2022" baseAuthorityName="Ulmer" baseAuthorityYear="1913" family="Baetidae" genus="Branchiobaetis" kingdom="Animalia" lsidName="Branchiobaetis javanicus" order="Ephemeroptera" pageId="0" pageNumber="1" rank="species" species="javanicus">
|
|
<emphasis italics="true" pageId="0" pageNumber="1">Branchiobaetis javanicus</emphasis>
|
|
</taxonomicName>
|
|
comb. nov., larva
|
|
<emphasis bold="true" pageId="0" pageNumber="1">a</emphasis>
|
|
thorax, lateral view.
|
|
<taxonomicName authorityName="Kaltenbach & Kluge & Gattolliat" authorityYear="2022" family="Baetidae" genus="Branchiobaetis" kingdom="Animalia" lsidName="Branchiobaetis joachimi" order="Ephemeroptera" pageId="0" pageNumber="1" rank="species" species="joachimi">
|
|
<emphasis italics="true" pageId="0" pageNumber="1">Branchiobaetis joachimi</emphasis>
|
|
</taxonomicName>
|
|
sp. nov., larva
|
|
<emphasis bold="true" pageId="0" pageNumber="1">b, c</emphasis>
|
|
foreleg. Abbreviations: cx, coxa; ff, forefemur; hf, hind femur; mf, middle femur; pl, pleurite; pr, pronotum; tr, trochanter.
|
|
</paragraph>
|
|
</caption>
|
|
<paragraph pageId="0" pageNumber="1">
|
|
<emphasis bold="true" pageId="0" pageNumber="1">
|
|
Abdomen.
|
|
<emphasis italics="true" pageId="0" pageNumber="1">Tergalii</emphasis>
|
|
</emphasis>
|
|
(Figs
|
|
<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Branchiobaetis aduncus sp. nov., larva a foreleg b seta of femur basal dorsal margin c hook-like seta of leg dorsal margins d fore femur apex, posterior view e fore claw f tergum IV g tergalius IV h paraproct i base of antenna." figureDoi="10.3897/zookeys.1135.93800.figure15" httpUri="https://binary.pensoft.net/fig/780345" pageId="0" pageNumber="1">15g</figureCitation>
|
|
,
|
|
<figureCitation captionStart="Figure 26" captionStartId="F26" captionText="Figure 26. Larva, tergalii IV a Branchiobaetis aduncus sp. nov. b Branchiobaetis hamatus sp. nov. c Branchiobaetis joachimi sp. nov. d Branchiobaetis minangkabau sp. nov. e Branchiobaetis jhoanae sp. nov." figureDoi="10.3897/zookeys.1135.93800.figure26" httpUri="https://binary.pensoft.net/fig/780356" pageId="0" pageNumber="1">26a-e</figureCitation>
|
|
). Present on abdominal segments I-VII, dorsolaterally oriented; costal margin with minute denticles and short, fine setae; anal margin with minute denticles and alternating both short and long, fine setae.
|
|
</paragraph>
|
|
<paragraph pageId="0" pageNumber="1">
|
|
<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Paraproct</emphasis>
|
|
(Fig.
|
|
<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Branchiobaetis aduncus sp. nov., larva a foreleg b seta of femur basal dorsal margin c hook-like seta of leg dorsal margins d fore femur apex, posterior view e fore claw f tergum IV g tergalius IV h paraproct i base of antenna." figureDoi="10.3897/zookeys.1135.93800.figure15" httpUri="https://binary.pensoft.net/fig/780345" pageId="0" pageNumber="1">15h</figureCitation>
|
|
). Posterior margin with stout spines; most species with short, stout, apically rounded setae near posterior margin. Cercotractor with numerous, small, marginal spines.
|
|
</paragraph>
|
|
<caption doi="10.3897/zookeys.1135.93800.figure3" httpUri="https://binary.pensoft.net/fig/780333" pageId="0" pageNumber="1" start="Figure 3" startId="F3">
|
|
<paragraph pageId="0" pageNumber="1">
|
|
<emphasis bold="true" pageId="0" pageNumber="1">Figure 3.</emphasis>
|
|
<taxonomicName authorityName="Kaltenbach & Kluge & Gattolliat" authorityYear="2022" baseAuthorityName="Ulmer" baseAuthorityYear="1913" family="Baetidae" genus="Branchiobaetis" kingdom="Animalia" lsidName="Branchiobaetis javanicus" order="Ephemeroptera" pageId="0" pageNumber="1" rank="species" species="javanicus">
|
|
<emphasis italics="true" pageId="0" pageNumber="1">Branchiobaetis javanicus</emphasis>
|
|
</taxonomicName>
|
|
comb. nov., larva
|
|
<emphasis bold="true" pageId="0" pageNumber="1">a</emphasis>
|
|
dorsal margin of foreleg.
|
|
<taxonomicName authorityName="Kaltenbach & Kluge & Gattolliat" authorityYear="2022" family="Baetidae" genus="Branchiobaetis" kingdom="Animalia" lsidName="Branchiobaetis joachimi" order="Ephemeroptera" pageId="0" pageNumber="1" rank="species" species="joachimi">
|
|
<emphasis italics="true" pageId="0" pageNumber="1">Branchiobaetis joachimi</emphasis>
|
|
</taxonomicName>
|
|
sp. nov., larva
|
|
<emphasis bold="true" pageId="0" pageNumber="1">b</emphasis>
|
|
dorsal margin of foreleg.
|
|
</paragraph>
|
|
</caption>
|
|
<paragraph pageId="0" pageNumber="1">
|
|
<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Caudalii</emphasis>
|
|
(Fig.
|
|
<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Branchiobaetis javanicus comb. nov., exuviae of last instar male larva a portion of antenna b head c enlarged right eye and precursor of turbinate eye d left half of pronotum and mesonotum e abdomen." figureDoi="10.3897/zookeys.1135.93800.figure5" httpUri="https://binary.pensoft.net/fig/780335" pageId="0" pageNumber="1">5e</figureCitation>
|
|
). Inner lateral margin of cerci and paracercus bilaterally with primary swimming setae.
|
|
</paragraph>
|
|
<paragraph pageId="0" pageNumber="1">
|
|
<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Larval protogonostyli</emphasis>
|
|
(Fig.
|
|
<figureCitation captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Branchiobaetis javanicus comb. nov., male genitalia a subimaginal gonostyli crumpled under larval cuticle at earlier stage of development b subimaginal gonostyli extracted from larva starting to molt to subimago c genitalia of subimago, ventral view d genitalia of imago, ventral view e the same, apex of gonostylus f genitalia of imago, dorsal view. Abbreviations: gs 1 - gs 3, segments of gonostyli; gv, gonovectis; m. gs, gonostylar muscle; m. sg, styligeral muscle; pgs, larval protogonostylus; usg, unistyliger." figureDoi="10.3897/zookeys.1135.93800.figure10" httpUri="https://binary.pensoft.net/fig/780340" pageId="0" pageNumber="1">10a</figureCitation>
|
|
) slightly projected; subimaginal gonostyli developing under cuticle of last instar larvae folded in the following way: segment II sharply bent towards middle, last segment sharply bent laterally (Figs
|
|
<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Branchiobaetis gen. nov., subimaginal gonostyli developing under cuticle of male last instar larva a B. javanicus comb. nov. b B. sabahensis comb. nov. (not yet fully developed) c B. aduncus sp. nov. d B. joachimi sp. nov." figureDoi="10.3897/zookeys.1135.93800.figure4" httpUri="https://binary.pensoft.net/fig/780334" pageId="0" pageNumber="1">4a-d</figureCitation>
|
|
,
|
|
<figureCitation captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Branchiobaetis javanicus comb. nov., male genitalia a subimaginal gonostyli crumpled under larval cuticle at earlier stage of development b subimaginal gonostyli extracted from larva starting to molt to subimago c genitalia of subimago, ventral view d genitalia of imago, ventral view e the same, apex of gonostylus f genitalia of imago, dorsal view. Abbreviations: gs 1 - gs 3, segments of gonostyli; gv, gonovectis; m. gs, gonostylar muscle; m. sg, styligeral muscle; pgs, larval protogonostylus; usg, unistyliger." figureDoi="10.3897/zookeys.1135.93800.figure10" httpUri="https://binary.pensoft.net/fig/780340" pageId="0" pageNumber="1">10a, b</figureCitation>
|
|
).
|
|
</paragraph>
|
|
<paragraph pageId="0" pageNumber="1">
|
|
<emphasis bold="true" pageId="0" pageNumber="1">Imago.</emphasis>
|
|
Forewing with double intercalary veins longer than distance between corresponding longitudinal vein; pterostigma with numerous cross veins (Fig.
|
|
<figureCitation captionStart="Figure 9" captionStartId="F9" captionText="Figure 9. Branchiobaetis javanicus comb. nov. a fore wing of male imago b head of male imago c, d fore and hind wing of female imago e hind wing enlarged f head and thorax of female imago g middle leg h, i male subimaginal abdomen extracted from larva j abdomen of male imago k abdomen of female imago." figureDoi="10.3897/zookeys.1135.93800.figure9" httpUri="https://binary.pensoft.net/fig/780339" pageId="0" pageNumber="1">9a, c</figureCitation>
|
|
). Hind wing with three longitudinal veins and well developed triangular costal projection (Fig.
|
|
<figureCitation captionStart="Figure 9" captionStartId="F9" captionText="Figure 9. Branchiobaetis javanicus comb. nov. a fore wing of male imago b head of male imago c, d fore and hind wing of female imago e hind wing enlarged f head and thorax of female imago g middle leg h, i male subimaginal abdomen extracted from larva j abdomen of male imago k abdomen of female imago." figureDoi="10.3897/zookeys.1135.93800.figure9" httpUri="https://binary.pensoft.net/fig/780339" pageId="0" pageNumber="1">9e</figureCitation>
|
|
). Imaginal gonostyli: segment I of gonostylus with projected blunt angle proximad of its middle; segment III short and triangular (Fig.
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<figureCitation captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Branchiobaetis javanicus comb. nov., male genitalia a subimaginal gonostyli crumpled under larval cuticle at earlier stage of development b subimaginal gonostyli extracted from larva starting to molt to subimago c genitalia of subimago, ventral view d genitalia of imago, ventral view e the same, apex of gonostylus f genitalia of imago, dorsal view. Abbreviations: gs 1 - gs 3, segments of gonostyli; gv, gonovectis; m. gs, gonostylar muscle; m. sg, styligeral muscle; pgs, larval protogonostylus; usg, unistyliger." figureDoi="10.3897/zookeys.1135.93800.figure10" httpUri="https://binary.pensoft.net/fig/780340" pageId="0" pageNumber="1">10d, e</figureCitation>
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). Sterno-styligeral muscle clearly developed, but thin (Fig.
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<figureCitation captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Branchiobaetis javanicus comb. nov., male genitalia a subimaginal gonostyli crumpled under larval cuticle at earlier stage of development b subimaginal gonostyli extracted from larva starting to molt to subimago c genitalia of subimago, ventral view d genitalia of imago, ventral view e the same, apex of gonostylus f genitalia of imago, dorsal view. Abbreviations: gs 1 - gs 3, segments of gonostyli; gv, gonovectis; m. gs, gonostylar muscle; m. sg, styligeral muscle; pgs, larval protogonostylus; usg, unistyliger." figureDoi="10.3897/zookeys.1135.93800.figure10" httpUri="https://binary.pensoft.net/fig/780340" pageId="0" pageNumber="1">10f</figureCitation>
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).
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</paragraph>
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<paragraph pageId="0" pageNumber="1">
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The imago is known from a single species (
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<taxonomicName class="Insecta" kingdom="Animalia" lsidName="B. javanicus" order="Ephemeroptera" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="javanicus">
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<emphasis italics="true" pageId="0" pageNumber="1">B. javanicus</emphasis>
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</taxonomicName>
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comb. nov.). Therefore, it is unclear, which of its characters are species-specific and which are generic (e.g., shape of turbinate eyes).
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<bibRefCitation author="Ulmer, G" journalOrPublisher="Notes from the Leiden Museum" pageId="0" pageNumber="1" pagination="102 - 120" refId="B57" refString="Ulmer, G, 1913. Ephemeriden aus Java, gesammelt von Edw. Jacobsen. Notes from the Leiden Museum 35: 102 - 120" title="Ephemeriden aus Java, gesammelt von Edw. Jacobsen." volume="35" year="1913">Ulmer (1913</bibRefCitation>
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,
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<bibRefCitation author="Ulmer, G" journalOrPublisher="Treubia" pageId="0" pageNumber="1" pagination="28 - 91" refId="B58" refString="Ulmer, G, 1924. Ephemeropteren von den Sunsa-Inseln und den Philippinen. Treubia 6: 28 - 91" title="Ephemeropteren von den Sunsa-Inseln und den Philippinen." volume="6" year="1924">1924</bibRefCitation>
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) and
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<bibRefCitation author="Mueller-Liebenau, I" journalOrPublisher="Mitteilungen aus dem Hamburgischen Zoologischen Museum und Institut" pageId="0" pageNumber="1" pagination="197 - 208" refId="B40" refString="Mueller-Liebenau, I, 1981. Review of the original materiel of the baetid genera Baetis and Pseudocloeon from the Sunda Islands and the Philippines described by G. Ulmer, with some general remarks (Insecta: Ephemeroptera). Mitteilungen aus dem Hamburgischen Zoologischen Museum und Institut 78: 197 - 208" title="Review of the original materiel of the baetid genera Baetis and Pseudocloeon from the Sunda Islands and the Philippines described by G. Ulmer, with some general remarks (Insecta: Ephemeroptera)." volume="78" year="1981">
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<normalizedToken originalValue="Müller-Liebenau">Mueller-Liebenau</normalizedToken>
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(1981)
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</bibRefCitation>
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described imago and subimago and a complementary description is given below under
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<taxonomicName class="Insecta" kingdom="Animalia" lsidName="B. javanicus" order="Ephemeroptera" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="javanicus">
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<emphasis italics="true" pageId="0" pageNumber="1">B. javanicus</emphasis>
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</taxonomicName>
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comb. nov.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="distribution">
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<paragraph pageId="0" pageNumber="1">Distribution</paragraph>
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<paragraph pageId="0" pageNumber="1">
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<emphasis bold="true" pageId="0" pageNumber="1">
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(Figs
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<figureCitation captionStart="Figure 27" captionStartId="F27" captionText="Figure 27. Distribution maps a Branchiobaetis gen. nov. in Southeast Asia b Known species of Branchiobaetis gen. nov." figureDoi="10.3897/zookeys.1135.93800.figure27" httpUri="https://binary.pensoft.net/fig/780357" pageId="0" pageNumber="1">27</figureCitation>
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-
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<figureCitation captionStart="Figure 29" captionStartId="F29" captionText="Figure 29. Distribution map. Branchiobaetis jhoanae sp. nov. in the Philippines." figureDoi="10.3897/zookeys.1135.93800.figure29" httpUri="https://binary.pensoft.net/fig/780359" pageId="0" pageNumber="1">29</figureCitation>
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).
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</emphasis>
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Indonesia (Sunda Islands, Kalimantan), Malaysia (Sabah), Philippines.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |