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<document id="E57B7F99D87DA15683CA24E5C47F2977" ID-DOI="10.5281/zenodo.176609" ID-GBIF-Dataset="fa540c09-ca90-4998-94e5-8665a46bfc55" ID-ISSN="1175-5326" ID-Zenodo-Dep="176609" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1459836168393" checkinUser="plazi" docAuthor="Zettel, Herbert &amp; Duc, Tran Anh" docDate="2007" docId="317D456E0543FF83DCC3FC4BC555BEB7" docLanguage="en" docName="zt01467p049.pdf" docOrigin="Zootaxa 1467" docStyle="DocumentStyle:6581673A57F01A3145754A1E615EDFF0.4:Zootaxa.2007-2008.journal_article" docStyleId="6581673A57F01A3145754A1E615EDFF0" docStyleName="Zootaxa.2007-2008.journal_article" docStyleVersion="4" docTitle="Onychotrechus jaechi Zettel &amp; Duc, 2007, sp.n." docType="treatment" docVersion="8" lastPageNumber="46" masterDocId="CD443D160542FF80DC54FF91C123B976" masterDocTitle="On Gerridae (Insecta: Heteroptera) from Bhutan, with description of a new species of Onychotrechus Kirkaldy, 1903" masterLastPageNumber="49" masterPageNumber="43" pageNumber="44" updateTime="1698223670371" updateUser="plazi">
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<mods:title id="BC5F2FFA61E410C5643D4D364977C318">On Gerridae (Insecta: Heteroptera) from Bhutan, with description of a new species of Onychotrechus Kirkaldy, 1903</mods:title>
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<mods:namePart id="3170BFB0B8F7C0EAE61CB3D1B2DB40EC">Zettel, Herbert</mods:namePart>
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<mods:namePart id="1A7A46A4A65FB6FD9BFDA979E636F067">Duc, Tran Anh</mods:namePart>
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<mods:date id="0F29E350764BC61DDA387AE7DC31D580">2007</mods:date>
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<subSubSection id="F1CEA7F30543FF81DCC3FC4BC05DBD61" pageId="1" pageNumber="44" type="description">
<paragraph id="B96BF4780543FF81DCC3FC4BC3B9BA82" blockId="1.[151,666,986,1047]" box="[151,666,986,1012]" pageId="1" pageNumber="44">
<heading id="E22343140543FF81DCC3FC4BC3B9BA82" bold="true" box="[151,666,986,1012]" fontSize="11" level="1" pageId="1" pageNumber="44" reason="1">
<emphasis id="8BA0286A0543FF81DCC3FC4BC3B9BA82" bold="true" box="[151,666,986,1012]" pageId="1" pageNumber="44">
Description of
<taxonomicName id="7ED48FFB0543FF81DD1BFC4BC374BA82" ID-CoL="49RL5" box="[335,599,986,1012]" class="Insecta" family="Gerridae" genus="Onychotrechus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hemiptera" pageId="1" pageNumber="44" phylum="Arthropoda" rank="species" species="jaechi" status="sp. nov.">
<emphasis id="8BA0286A0543FF81DD1BFC4BC374BA82" bold="true" box="[335,599,986,1012]" italics="true" pageId="1" pageNumber="44">Onychotrechus jaechi</emphasis>
</taxonomicName>
<taxonomicNameLabel id="909395110543FF81DE0AFC4BC3B9BA82" box="[606,666,986,1012]" pageId="1" pageNumber="44" rank="species">sp.n.</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
<paragraph id="B96BF4780543FF81DCC3FC6CC05DBD61" blockId="1.[151,666,986,1047]" box="[151,382,1021,1047]" pageId="1" pageNumber="44">
(
<figureCitation id="21EFE8FD0543FF81DCCBFC6CC056BD61" box="[159,373,1021,1047]" captionStart-0="FIGURES 1 3" captionStart-1="FIGURES 4 11" captionStartId-0="2.[151,269,1927,1951]" captionStartId-1="3.[151,269,1106,1130]" captionTargetBox-0="[210,1399,505,1912]" captionTargetBox-1="[154,1435,196,1081]" captionTargetId-0="figure@2.[195,1401,505,1913]" captionTargetId-1="figure@3.[151,1436,194,1082]" captionTargetPageId-0="2" captionTargetPageId-1="3" captionText-0="FIGURES 1 3. Onychotrechus jaechi sp. n. (1) habitus of holotype (apterous male), dorsal view (see text for size); (2) same specimen, ventral view of body after dissection of abdominal segment 8 and genitalia; (3) small stream NNE of Geylephug, habitat of Onychotrechus jaechi sp. n. (photo: M. A. Jäch)." captionText-1="FIGURES 4 11. Morphological structures of males of Onychotrechus spp. (4) fore leg of O. jaechi sp. n.; (5) proctiger of O. jaechi sp. n., dorsal view; (6) same, of O. robustus; (7) left paramere of O. jaechi sp. n., lateral view; (8) same, ventral view; (9) same, of O. robustus, lateral view; (10) endosoma of O. jaechi sp. n., lateral view; (11) same, of O. robustus." httpUri-0="https://zenodo.org/record/176610/files/figure.png" httpUri-1="https://zenodo.org/record/176611/files/figure.png" pageId="1" pageNumber="44">Figs. 15, 7, 8, 10</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="F1CEA7F30543FF81DCC3FBDCC194BC59" pageId="1" pageNumber="44" type="materials_examined">
<paragraph id="B96BF4780543FF81DCC3FBDCC0B5BDC1" blockId="1.[151,1437,1101,2007]" pageId="1" pageNumber="44">
<emphasis id="8BA0286A0543FF81DCC3FBDCC0B2BD11" bold="true" box="[151,401,1101,1127]" pageId="1" pageNumber="44">Material examined.</emphasis>
<typeStatus id="666F4ADA0543FF81DDCAFBDCC328BD11" box="[414,523,1101,1127]" pageId="1" pageNumber="44" type="holotype">Holotype</typeStatus>
(apterous male), &quot;
<collectingCountry id="C1C3B4E80543FF81DEA6FBDCC251BD11" box="[754,882,1101,1127]" name="Bhutan" pageId="1" pageNumber="44">BHUTAN</collectingCountry>
: Sarpang Prov.\ Geylephug Shempang rd.\
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NNE Geylephug,
<quantity id="7E2C599D0543FF81DDECFBE4C0D8BDF9" box="[440,507,1141,1167]" metricMagnitude="2" metricUnit="m" metricValue="4.0" pageId="1" pageNumber="44" unit="m" value="400.0">400m</quantity>
\
<geoCoordinate id="DCE092BF0543FF81DE58FBE4C3BFBDF9" box="[524,668,1141,1167]" direction="north" orientation="latitude" pageId="1" pageNumber="44" precision="15" value="26.945276">26°5643”N</geoCoordinate>
<geoCoordinate id="DCE092BF0543FF81DEF0FBE4C20CBDF9" box="[676,815,1141,1167]" direction="east" orientation="longitude" pageId="1" pageNumber="44" precision="15" value="90.52473">90°3129”E</geoCoordinate>
\
<date id="CD6AD2B80543FF81DF16FBE4C2E4BDF9" box="[834,967,1141,1167]" pageId="1" pageNumber="44" value="2005-11-26">26.11.2005</date>
, leg. M. Jäch (29)&quot;, in the Natural History Museum Vienna.
</paragraph>
<paragraph id="B96BF4780543FF81DC91FB54C194BC59" blockId="1.[151,1437,1101,2007]" pageId="1" pageNumber="44">
<emphasis id="8BA0286A0543FF81DC91FB54C049BDA9" bold="true" box="[197,362,1221,1247]" pageId="1" pageNumber="44">
<typeStatus id="666F4ADA0543FF81DC91FB54C021BDA9" box="[197,258,1221,1247]" pageId="1" pageNumber="44">Type</typeStatus>
locality.
</emphasis>
<collectingCountry id="C1C3B4E80543FF81DD26FB54C0E9BDA9" box="[370,458,1221,1247]" name="Bhutan" pageId="1" pageNumber="44">Bhutan</collectingCountry>
, Sarpang Province, along road between Geylephug and Shempang, ca.
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NNE Geylephug,
<geoCoordinate id="DCE092BF0543FF81DD72FB7CC095BC71" box="[294,438,1261,1287]" direction="north" orientation="latitude" pageId="1" pageNumber="44" precision="15" value="26.945276">26°5643”N</geoCoordinate>
<geoCoordinate id="DCE092BF0543FF81DDE8FB7CC368BC71" box="[444,587,1261,1287]" direction="east" orientation="longitude" pageId="1" pageNumber="44" precision="15" value="90.52473">90°3129”E</geoCoordinate>
, alt. ca.
<quantity id="7E2C599D0543FF81DEFFFB7CC3D6BC71" box="[683,757,1261,1287]" metricMagnitude="2" metricUnit="m" metricValue="4.0" pageId="1" pageNumber="44" unit="m" value="400.0">400 m</quantity>
a.s.l., creek with large rock boulders in forested area (
<figureCitation id="21EFE8FD0543FF81D939FB7CC184BC59" captionStart="FIGURES 1 3" captionStartId="2.[151,269,1927,1951]" captionTargetBox="[210,1399,505,1912]" captionTargetId="figure@2.[195,1401,505,1913]" captionTargetPageId="2" captionText="FIGURES 1 3. Onychotrechus jaechi sp. n. (1) habitus of holotype (apterous male), dorsal view (see text for size); (2) same specimen, ventral view of body after dissection of abdominal segment 8 and genitalia; (3) small stream NNE of Geylephug, habitat of Onychotrechus jaechi sp. n. (photo: M. A. Jäch)." httpUri="https://zenodo.org/record/176610/files/figure.png" pageId="1" pageNumber="44">Fig. 3</figureCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="F1CEA7F30543FF82DC91FAACC5A9B8BC" lastPageId="2" lastPageNumber="45" pageId="1" pageNumber="44" type="description">
<paragraph id="B96BF4780543FF81DC91FAACC521BC21" blockId="1.[151,1437,1101,2007]" box="[197,1026,1341,1367]" pageId="1" pageNumber="44">
<emphasis id="8BA0286A0543FF81DC91FAACC0CCBC21" bold="true" box="[197,495,1341,1367]" pageId="1" pageNumber="44">
Description of
<typeStatus id="666F4ADA0543FF81DD29FAACC0C9BC21" box="[381,490,1341,1367]" pageId="1" pageNumber="44" type="holotype">holotype</typeStatus>
.
</emphasis>
Size: apterous male, length 3.72, width 1.17.
</paragraph>
<paragraph id="B96BF4780543FF81DC91FAF4C59CBF31" blockId="1.[151,1437,1101,2007]" pageId="1" pageNumber="44">
Colour. Body dorsally (
<figureCitation id="21EFE8FD0543FF81DD83FAF4C339BC09" box="[471,538,1381,1407]" captionStart="FIGURES 1 3" captionStartId="2.[151,269,1927,1951]" captionTargetBox="[210,1399,505,1912]" captionTargetId="figure@2.[195,1401,505,1913]" captionTargetPageId="2" captionText="FIGURES 1 3. Onychotrechus jaechi sp. n. (1) habitus of holotype (apterous male), dorsal view (see text for size); (2) same specimen, ventral view of body after dissection of abdominal segment 8 and genitalia; (3) small stream NNE of Geylephug, habitat of Onychotrechus jaechi sp. n. (photo: M. A. Jäch)." httpUri="https://zenodo.org/record/176610/files/figure.png" pageId="1" pageNumber="44">Fig. 1</figureCitation>
) mainly blackish brown with yellow markings. Head with median longitudinal stripe and anterior part yellow except along midline. Pronotum with two broad yellow sublateral stripes and thin median stripe. Mesonotum with two sublateral stripes, median stripe not distinct. Dorsum of abdomen totally brown. Antennal and leg segments mainly dark yellow. Fore femur (
<figureCitation id="21EFE8FD0543FF81D800FA4CC5BFBC81" box="[1108,1180,1501,1527]" captionStart="FIGURES 4 11" captionStartId="3.[151,269,1106,1130]" captionTargetBox="[154,1435,196,1081]" captionTargetId="figure@3.[151,1436,194,1082]" captionTargetPageId="3" captionText="FIGURES 4 11. Morphological structures of males of Onychotrechus spp. (4) fore leg of O. jaechi sp. n.; (5) proctiger of O. jaechi sp. n., dorsal view; (6) same, of O. robustus; (7) left paramere of O. jaechi sp. n., lateral view; (8) same, ventral view; (9) same, of O. robustus, lateral view; (10) endosoma of O. jaechi sp. n., lateral view; (11) same, of O. robustus." httpUri="https://zenodo.org/record/176611/files/figure.png" pageId="1" pageNumber="44">Fig. 4</figureCitation>
) with one broad dark brown stripe on exterior side and one slender, shorter brown stripe on extensor side. Venter yellow, mesosternum with paired black patches behind fore coxae and with the most posterior region black.
</paragraph>
<paragraph id="B96BF4780543FF82DC91F9C4C5A9B8BC" blockId="1.[151,1437,1101,2007]" lastBlockId="2.[151,1436,152,458]" lastPageId="2" lastPageNumber="45" pageId="1" pageNumber="44">
Structural characteristics. Head width 0.98, interocular width 0.51, eye size (length, dorsal view) 0.52. Lengths of antennal segments (
<figureCitation id="21EFE8FD0543FF81DE58F9ECC370BFE1" box="[524,595,1661,1687]" captionStart="FIGURES 1 3" captionStartId="2.[151,269,1927,1951]" captionTargetBox="[210,1399,505,1912]" captionTargetId="figure@2.[195,1401,505,1913]" captionTargetPageId="2" captionText="FIGURES 1 3. Onychotrechus jaechi sp. n. (1) habitus of holotype (apterous male), dorsal view (see text for size); (2) same specimen, ventral view of body after dissection of abdominal segment 8 and genitalia; (3) small stream NNE of Geylephug, habitat of Onychotrechus jaechi sp. n. (photo: M. A. Jäch)." httpUri="https://zenodo.org/record/176610/files/figure.png" pageId="1" pageNumber="44">Fig. 1</figureCitation>
): 1.21: 1.13: 1.11: 1.56, first segment with three long spines on distal part. Head length 0.90, pronotum length 0.59, mesonotum length 1.24. Lengths of meso- and metasterna (in ventral view of specimen!), 1.75: 0.12. Mesosternum (
<figureCitation id="21EFE8FD0543FF81DF46F95CC27BBF91" box="[786,856,1741,1767]" captionStart="FIGURES 1 3" captionStartId="2.[151,269,1927,1951]" captionTargetBox="[210,1399,505,1912]" captionTargetId="figure@2.[195,1401,505,1913]" captionTargetPageId="2" captionText="FIGURES 1 3. Onychotrechus jaechi sp. n. (1) habitus of holotype (apterous male), dorsal view (see text for size); (2) same specimen, ventral view of body after dissection of abdominal segment 8 and genitalia; (3) small stream NNE of Geylephug, habitat of Onychotrechus jaechi sp. n. (photo: M. A. Jäch)." httpUri="https://zenodo.org/record/176610/files/figure.png" pageId="1" pageNumber="44">Fig. 2</figureCitation>
) strongly modified, with medial, posteriorly widened depression in posterior half and with strong transverse swelling at hind margin; depression with black setae directed to its centre; swelling with densely set, long, stout, black, posterodorsad directed setae covering base of metasternum. Metasternum ca. 0.21 long (median length in perpendicular view!), oriented almost vertically, forming a step between mesosternum and base of abdomen (
<figureCitation id="21EFE8FD0543FF81DFE8F8FCC527BEF1" box="[956,1028,1901,1927]" captionStart="FIGURES 1 3" captionStartId="2.[151,269,1927,1951]" captionTargetBox="[210,1399,505,1912]" captionTargetId="figure@2.[195,1401,505,1913]" captionTargetPageId="2" captionText="FIGURES 1 3. Onychotrechus jaechi sp. n. (1) habitus of holotype (apterous male), dorsal view (see text for size); (2) same specimen, ventral view of body after dissection of abdominal segment 8 and genitalia; (3) small stream NNE of Geylephug, habitat of Onychotrechus jaechi sp. n. (photo: M. A. Jäch)." httpUri="https://zenodo.org/record/176610/files/figure.png" pageId="1" pageNumber="44">Fig. 2</figureCitation>
). Lengths of leg segments (femur: tibia: tarsal segment 1: tarsal segment 2): fore leg: 1.43: 1.19: 0.13: 0.27; middle leg: 4.61: 3.27: 0.19: 0.43; hind leg: 4.39: 3.14: 0.19: 0.38. Fore femur (
<figureCitation id="21EFE8FD0543FF81DEE2F82CC3DCBEA1" box="[694,767,1981,2007]" captionStart="FIGURES 4 11" captionStartId="3.[151,269,1106,1130]" captionTargetBox="[154,1435,196,1081]" captionTargetId="figure@3.[151,1436,194,1082]" captionTargetPageId="3" captionText="FIGURES 4 11. Morphological structures of males of Onychotrechus spp. (4) fore leg of O. jaechi sp. n.; (5) proctiger of O. jaechi sp. n., dorsal view; (6) same, of O. robustus; (7) left paramere of O. jaechi sp. n., lateral view; (8) same, ventral view; (9) same, of O. robustus, lateral view; (10) endosoma of O. jaechi sp. n., lateral view; (11) same, of O. robustus." httpUri="https://zenodo.org/record/176611/files/figure.png" pageId="1" pageNumber="44">Fig. 4</figureCitation>
) incrassate basally and tapering towards apex, width of fore femur 0.31; fore tibia (
<figureCitation id="21EFE8FD0540FF82DD8FFF09C300B9C4" box="[475,547,152,178]" captionStart="FIGURES 4 11" captionStartId="3.[151,269,1106,1130]" captionTargetBox="[154,1435,196,1081]" captionTargetId="figure@3.[151,1436,194,1082]" captionTargetPageId="3" captionText="FIGURES 4 11. Morphological structures of males of Onychotrechus spp. (4) fore leg of O. jaechi sp. n.; (5) proctiger of O. jaechi sp. n., dorsal view; (6) same, of O. robustus; (7) left paramere of O. jaechi sp. n., lateral view; (8) same, ventral view; (9) same, of O. robustus, lateral view; (10) endosoma of O. jaechi sp. n., lateral view; (11) same, of O. robustus." httpUri="https://zenodo.org/record/176611/files/figure.png" pageId="2" pageNumber="45">Fig. 4</figureCitation>
) strongly curved, basal part with patch of long hairs on flexor side. Middle and hind femora slender and longer than body length (
<figureCitation id="21EFE8FD0540FF82DF4AFF51C247B9AC" box="[798,868,192,218]" captionStart="FIGURES 1 3" captionStartId="2.[151,269,1927,1951]" captionTargetBox="[210,1399,505,1912]" captionTargetId="figure@2.[195,1401,505,1913]" captionTargetPageId="2" captionText="FIGURES 1 3. Onychotrechus jaechi sp. n. (1) habitus of holotype (apterous male), dorsal view (see text for size); (2) same specimen, ventral view of body after dissection of abdominal segment 8 and genitalia; (3) small stream NNE of Geylephug, habitat of Onychotrechus jaechi sp. n. (photo: M. A. Jäch)." httpUri="https://zenodo.org/record/176610/files/figure.png" pageId="2" pageNumber="45">Fig. 1</figureCitation>
); spines on middle femur scattered and not distinct. Middle and hind claws similar to each other, subequal to first tarsal segment, length of each: 0.17. Abdomen (
<figureCitation id="21EFE8FD0540FF82DC88FE81C005B85C" box="[220,294,272,298]" captionStart="FIGURES 1 3" captionStartId="2.[151,269,1927,1951]" captionTargetBox="[210,1399,505,1912]" captionTargetId="figure@2.[195,1401,505,1913]" captionTargetPageId="2" captionText="FIGURES 1 3. Onychotrechus jaechi sp. n. (1) habitus of holotype (apterous male), dorsal view (see text for size); (2) same specimen, ventral view of body after dissection of abdominal segment 8 and genitalia; (3) small stream NNE of Geylephug, habitat of Onychotrechus jaechi sp. n. (photo: M. A. Jäch)." httpUri="https://zenodo.org/record/176610/files/figure.png" pageId="2" pageNumber="45">Fig. 2</figureCitation>
) very short, length of sterna 27 combined: 0.57; ventrally caudal opening of segment 7 fully exposed (after dissection of segment 8 and genitalia) and occupying three-fourths of that length. Abdominal sterna 26 visible as very narrow transverse strips, each of about
<quantity id="7E2C599D0540FF82DFF2FEF1C2DAB80C" box="[934,1017,352,378]" metricMagnitude="-4" metricUnit="m" metricValue="7.62" pageId="2" pageNumber="45" unit="in" value="0.03">0.03 in</quantity>
length, all without median groove. Ventral length of abdominal segment 8: 0.30. Pygophore small, sub-oval; proctiger (
<figureCitation id="21EFE8FD0540FF82D8D7FE19C5E8B8D4" box="[1155,1227,392,418]" captionStart="FIGURES 4 11" captionStartId="3.[151,269,1106,1130]" captionTargetBox="[154,1435,196,1081]" captionTargetId="figure@3.[151,1436,194,1082]" captionTargetPageId="3" captionText="FIGURES 4 11. Morphological structures of males of Onychotrechus spp. (4) fore leg of O. jaechi sp. n.; (5) proctiger of O. jaechi sp. n., dorsal view; (6) same, of O. robustus; (7) left paramere of O. jaechi sp. n., lateral view; (8) same, ventral view; (9) same, of O. robustus, lateral view; (10) endosoma of O. jaechi sp. n., lateral view; (11) same, of O. robustus." httpUri="https://zenodo.org/record/176611/files/figure.png" pageId="2" pageNumber="45">Fig. 5</figureCitation>
) short, apex with obtuse angle; paramere (
<figureCitation id="21EFE8FD0540FF82DDE2FE21C306B8BC" box="[438,549,432,458]" captionStart="FIGURES 4 11" captionStartId="3.[151,269,1106,1130]" captionTargetBox="[154,1435,196,1081]" captionTargetId="figure@3.[151,1436,194,1082]" captionTargetPageId="3" captionText="FIGURES 4 11. Morphological structures of males of Onychotrechus spp. (4) fore leg of O. jaechi sp. n.; (5) proctiger of O. jaechi sp. n., dorsal view; (6) same, of O. robustus; (7) left paramere of O. jaechi sp. n., lateral view; (8) same, ventral view; (9) same, of O. robustus, lateral view; (10) endosoma of O. jaechi sp. n., lateral view; (11) same, of O. robustus." httpUri="https://zenodo.org/record/176611/files/figure.png" pageId="2" pageNumber="45">Figs. 7, 8</figureCitation>
) short, simple; endosoma structures as in
<figureCitation id="21EFE8FD0540FF82D845FE21C5A6B8BC" box="[1041,1157,432,458]" captionStart="FIGURES 4 11" captionStartId="3.[151,269,1106,1130]" captionTargetBox="[154,1435,196,1081]" captionTargetId="figure@3.[151,1436,194,1082]" captionTargetPageId="3" captionText="FIGURES 4 11. Morphological structures of males of Onychotrechus spp. (4) fore leg of O. jaechi sp. n.; (5) proctiger of O. jaechi sp. n., dorsal view; (6) same, of O. robustus; (7) left paramere of O. jaechi sp. n., lateral view; (8) same, ventral view; (9) same, of O. robustus, lateral view; (10) endosoma of O. jaechi sp. n., lateral view; (11) same, of O. robustus." httpUri="https://zenodo.org/record/176611/files/figure.png" pageId="2" pageNumber="45">Figure 10</figureCitation>
.
</paragraph>
</subSubSection>
<caption id="EDABA4F00540FF82DCC3F816C2A1BE95" httpUri="https://zenodo.org/record/176610/files/figure.png" pageId="2" pageNumber="45" targetBox="[210,1399,505,1912]" targetPageId="2">
<paragraph id="B96BF4780540FF82DCC3F816C2A1BE95" blockId="2.[151,1436,1927,2020]" pageId="2" pageNumber="45">
<emphasis id="8BA0286A0540FF82DCC3F816C060BEE9" bold="true" box="[151,323,1927,1951]" pageId="2" pageNumber="45">FIGURES 13.</emphasis>
<taxonomicName id="7ED48FFB0540FF82DD1FF816C317BEE8" box="[331,564,1927,1950]" class="Insecta" family="Gerridae" genus="Onychotrechus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hemiptera" pageId="2" pageNumber="45" phylum="Arthropoda" rank="species" species="jaechi" status="sp. nov.">
<emphasis id="8BA0286A0540FF82DD1FF816C317BEE8" box="[331,564,1927,1950]" italics="true" pageId="2" pageNumber="45">Onychotrechus jaechi</emphasis>
</taxonomicName>
<taxonomicNameLabel id="909395110540FF82DE68F816C352BEE9" box="[572,625,1927,1951]" pageId="2" pageNumber="45" rank="species">
<emphasis id="8BA0286A0540FF82DE68F816C352BEE9" bold="true" box="[572,625,1927,1951]" pageId="2" pageNumber="45">sp.n.</emphasis>
</taxonomicNameLabel>
(1) habitus of holotype (apterous male), dorsal view (see text for size); (2) same specimen, ventral view of body after dissection of abdominal segment 8 and genitalia; (3) small stream NNE of Geylephug, habitat of
<taxonomicName id="7ED48FFB0540FF82DDD1F85CC34EBE92" box="[389,621,1997,2020]" class="Insecta" family="Gerridae" genus="Onychotrechus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hemiptera" pageId="2" pageNumber="45" phylum="Arthropoda" rank="species" species="jaechi" status="sp. nov.">
<emphasis id="8BA0286A0540FF82DDD1F85CC34EBE92" box="[389,621,1997,2020]" italics="true" pageId="2" pageNumber="45">Onychotrechus jaechi</emphasis>
</taxonomicName>
<taxonomicNameLabel id="909395110540FF82DE20F85DC38ABE92" box="[628,681,1996,2020]" pageId="2" pageNumber="45" rank="species">
<emphasis id="8BA0286A0540FF82DE20F85DC38ABE92" bold="true" box="[628,681,1996,2020]" pageId="2" pageNumber="45">sp.n.</emphasis>
</taxonomicNameLabel>
(photo: M.A. Jäch).
</paragraph>
</caption>
<caption id="EDABA4F00541FF83DCC3FBC3C19EBDA7" httpUri="https://zenodo.org/record/176611/files/figure.png" pageId="3" pageNumber="46" targetBox="[154,1435,196,1081]" targetPageId="3">
<paragraph id="B96BF4780541FF83DCC3FBC3C19EBDA7" blockId="3.[151,1436,1106,1233]" pageId="3" pageNumber="46">
<emphasis id="8BA0286A0541FF83DCC3FBC3C06CBD1C" bold="true" box="[151,335,1106,1130]" pageId="3" pageNumber="46">FIGURES 411.</emphasis>
Morphological structures of males of
<taxonomicName id="7ED48FFB0541FF83DEB8FBC3C2AFBD1F" box="[748,908,1106,1129]" class="Insecta" family="Gerridae" genus="Onychotrechus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hemiptera" pageId="3" pageNumber="46" phylum="Arthropoda" rank="genus">
<emphasis id="8BA0286A0541FF83DEB8FBC3C2AFBD1F" box="[748,908,1106,1129]" italics="true" pageId="3" pageNumber="46">Onychotrechus</emphasis>
</taxonomicName>
spp. (4) fore leg of
<taxonomicName id="7ED48FFB0541FF83D833FBC3C5EABD1F" box="[1127,1225,1106,1129]" class="Insecta" family="Gerridae" genus="Onychotrechus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hemiptera" pageId="3" pageNumber="46" phylum="Arthropoda" rank="species" species="jaechi" status="sp. nov.">
<emphasis id="8BA0286A0541FF83D833FBC3C559BD1F" box="[1127,1146,1106,1129]" italics="true" pageId="3" pageNumber="46">O</emphasis>
.
<emphasis id="8BA0286A0541FF83D8DCFBC3C5EABD1F" box="[1160,1225,1106,1129]" italics="true" pageId="3" pageNumber="46">jaechi</emphasis>
</taxonomicName>
<taxonomicNameLabel id="909395110541FF83D885FBC3C425BD1C" box="[1233,1286,1106,1130]" pageId="3" pageNumber="46" rank="species">
<emphasis id="8BA0286A0541FF83D885FBC3C425BD1C" bold="true" box="[1233,1286,1106,1130]" pageId="3" pageNumber="46">sp.n.</emphasis>
</taxonomicNameLabel>
; (5) proctiger of
<taxonomicName id="7ED48FFB0541FF83DCE0FBE4C036BDFA" box="[180,277,1141,1164]" class="Insecta" family="Gerridae" genus="Onychotrechus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hemiptera" pageId="3" pageNumber="46" phylum="Arthropoda" rank="species" species="jaechi" status="sp. nov.">
<emphasis id="8BA0286A0541FF83DCE0FBE4C036BDFA" box="[180,277,1141,1164]" italics="true" pageId="3" pageNumber="46">O. jaechi</emphasis>
</taxonomicName>
<taxonomicNameLabel id="909395110541FF83DD48FBE5C072BDFA" box="[284,337,1140,1164]" pageId="3" pageNumber="46" rank="species">
<emphasis id="8BA0286A0541FF83DD48FBE5C072BDFA" bold="true" box="[284,337,1140,1164]" pageId="3" pageNumber="46">sp.n.</emphasis>
</taxonomicNameLabel>
, dorsal view; (6) same, of
<taxonomicName id="7ED48FFB0541FF83DE3AFBE4C3CABDFA" box="[622,745,1141,1164]" class="Insecta" family="Gerridae" genus="Onychotrechus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hemiptera" pageId="3" pageNumber="46" phylum="Arthropoda" rank="species" species="robustus">
<emphasis id="8BA0286A0541FF83DE3AFBE4C3CABDFA" box="[622,745,1141,1164]" italics="true" pageId="3" pageNumber="46">O. robustus</emphasis>
</taxonomicName>
; (7) left paramere of
<taxonomicName id="7ED48FFB0541FF83DF99FBE4C50CBDFA" box="[973,1071,1141,1164]" class="Insecta" family="Gerridae" genus="Onychotrechus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hemiptera" pageId="3" pageNumber="46" phylum="Arthropoda" rank="species" species="jaechi" status="sp. nov.">
<emphasis id="8BA0286A0541FF83DF99FBE4C50CBDFA" box="[973,1071,1141,1164]" italics="true" pageId="3" pageNumber="46">O. jaechi</emphasis>
</taxonomicName>
<taxonomicNameLabel id="909395110541FF83D861FBE5C548BDFA" box="[1077,1131,1140,1164]" pageId="3" pageNumber="46" rank="species">
<emphasis id="8BA0286A0541FF83D861FBE5C548BDFA" bold="true" box="[1077,1131,1140,1164]" pageId="3" pageNumber="46">sp.n.</emphasis>
</taxonomicNameLabel>
, lateral view; (8) same, ventral view; (9) same, of
<taxonomicName id="7ED48FFB0541FF83DDD9FB09C32ABDD9" box="[397,521,1176,1199]" class="Insecta" family="Gerridae" genus="Onychotrechus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hemiptera" pageId="3" pageNumber="46" phylum="Arthropoda" rank="species" species="robustus">
<emphasis id="8BA0286A0541FF83DDD9FB09C32ABDD9" box="[397,521,1176,1199]" italics="true" pageId="3" pageNumber="46">O. robustus</emphasis>
</taxonomicName>
, lateral view; (10) endosoma of
<taxonomicName id="7ED48FFB0541FF83DF3CFB09C2E9BDD9" box="[872,970,1176,1199]" class="Insecta" family="Gerridae" genus="Onychotrechus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hemiptera" pageId="3" pageNumber="46" phylum="Arthropoda" rank="species" species="jaechi" status="sp. nov.">
<emphasis id="8BA0286A0541FF83DF3CFB09C2E9BDD9" box="[872,970,1176,1199]" italics="true" pageId="3" pageNumber="46">O. jaechi</emphasis>
</taxonomicName>
<taxonomicNameLabel id="909395110541FF83DF85FB06C524BDD9" box="[977,1031,1175,1199]" pageId="3" pageNumber="46" rank="species">
<emphasis id="8BA0286A0541FF83DF85FB06C524BDD9" bold="true" box="[977,1031,1175,1199]" pageId="3" pageNumber="46">sp.n.</emphasis>
</taxonomicNameLabel>
, lateral view; (11) same, of
<taxonomicName id="7ED48FFB0541FF83D962FB09C195BDA7" class="Insecta" family="Gerridae" genus="Onychotrechus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hemiptera" pageId="3" pageNumber="46" phylum="Arthropoda" rank="species" species="robustus">
<emphasis id="8BA0286A0541FF83D962FB09C195BDA7" italics="true" pageId="3" pageNumber="46">O. robustus</emphasis>
</taxonomicName>
.
</paragraph>
</caption>
<subSubSection id="F1CEA7F30541FF83DC91FB6EC34BBC37" pageId="3" pageNumber="46" type="etymology">
<paragraph id="B96BF4780541FF83DC91FB6EC34BBC37" blockId="3.[151,1436,1279,1985]" pageId="3" pageNumber="46">
<emphasis id="8BA0286A0541FF83DC91FB6EC072BC6F" bold="true" box="[197,337,1279,1305]" pageId="3" pageNumber="46">Etymology.</emphasis>
This species is named in honour of Dr. Manfred A. Jäch (Natural History Museum Vienna) who discovered this interesting species.
</paragraph>
</subSubSection>
<subSubSection id="F1CEA7F30541FF83DC91FADEC555BEB7" pageId="3" pageNumber="46" type="discussion">
<paragraph id="B96BF4780541FF83DC91FADEC555BEB7" blockId="3.[151,1436,1279,1985]" pageId="3" pageNumber="46">
<emphasis id="8BA0286A0541FF83DC91FADEC01DBC1F" bold="true" box="[197,318,1359,1385]" pageId="3" pageNumber="46">Remarks.</emphasis>
<taxonomicName id="7ED48FFB0541FF83DD11FAC1C367BC1F" box="[325,580,1360,1385]" class="Insecta" family="Gerridae" genus="Onychotrechus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hemiptera" pageId="3" pageNumber="46" phylum="Arthropoda" rank="species" species="jaechi" status="sp. nov.">
<emphasis id="8BA0286A0541FF83DD11FAC1C367BC1F" box="[325,580,1360,1385]" italics="true" pageId="3" pageNumber="46">Onychotrechus jaechi</emphasis>
</taxonomicName>
<taxonomicNameLabel id="909395110541FF83DE18FADEC3A4BC1F" box="[588,647,1359,1385]" pageId="3" pageNumber="46" rank="species">
<emphasis id="8BA0286A0541FF83DE18FADEC3A4BC1F" bold="true" box="[588,647,1359,1385]" pageId="3" pageNumber="46">sp.n.</emphasis>
</taxonomicNameLabel>
is closely related to
<taxonomicName id="7ED48FFB0541FF83DF2CFAC1C523BC1F" box="[888,1024,1360,1385]" class="Insecta" family="Gerridae" genus="Onychotrechus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hemiptera" pageId="3" pageNumber="46" phylum="Arthropoda" rank="species" species="robustus">
<emphasis id="8BA0286A0541FF83DF2CFAC1C523BC1F" box="[888,1024,1360,1385]" italics="true" pageId="3" pageNumber="46">
<collectingCountry id="C1C3B4E80541FF83DF2CFAC1C2B3BC1F" box="[888,912,1360,1385]" name="Iceland" pageId="3" pageNumber="46">O</collectingCountry>
. robustus
</emphasis>
</taxonomicName>
described from northwestern
<collectingCountry id="C1C3B4E80541FF83D934FADEC4BFBC1F" box="[1376,1436,1359,1385]" name="India" pageId="3" pageNumber="46">India</collectingCountry>
(
<bibRefCitation id="DD4589890541FF83DCCAFAE6C077BCE7" author="Andersen" box="[158,340,1399,1425]" pageId="3" pageNumber="48" refString="Andersen, N. M. (1980) Hygropetric water striders of the genus Onychotrechus Kirkaldy with description of a related genus (Insecta, Hemiptera, Gerridae). Steenstrupia, 6, 113 - 146." type="journal article" year="1980">Andersen 1980</bibRefCitation>
) and recently also collected in
<collectingCountry id="C1C3B4E80541FF83DEEBFAE6C226BCE7" box="[703,773,1399,1425]" name="Nepal" pageId="3" pageNumber="46">Nepal</collectingCountry>
(Assess-HKH, unpublished data). Males of both species have a basally incrassate fore femur (with distinct dark stripes;
<figureCitation id="21EFE8FD0541FF83DF2EFA0EC2CABCCF" box="[890,1001,1439,1465]" captionStart="FIGURES 1 3" captionStartId="2.[151,269,1927,1951]" captionTargetBox="[210,1399,505,1912]" captionTargetId="figure@2.[195,1401,505,1913]" captionTargetPageId="2" captionText="FIGURES 1 3. Onychotrechus jaechi sp. n. (1) habitus of holotype (apterous male), dorsal view (see text for size); (2) same specimen, ventral view of body after dissection of abdominal segment 8 and genitalia; (3) small stream NNE of Geylephug, habitat of Onychotrechus jaechi sp. n. (photo: M. A. Jäch)." httpUri="https://zenodo.org/record/176610/files/figure.png" pageId="3" pageNumber="46">Figs. 1, 2</figureCitation>
,
<figureCitation id="21EFE8FD0541FF83DFA1FA0EC525BCCF" box="[1013,1030,1439,1465]" captionStart="FIGURES 4 11" captionStartId="3.[151,269,1106,1130]" captionTargetBox="[154,1435,196,1081]" captionTargetId="figure@3.[151,1436,194,1082]" captionTargetPageId="3" captionText="FIGURES 4 11. Morphological structures of males of Onychotrechus spp. (4) fore leg of O. jaechi sp. n.; (5) proctiger of O. jaechi sp. n., dorsal view; (6) same, of O. robustus; (7) left paramere of O. jaechi sp. n., lateral view; (8) same, ventral view; (9) same, of O. robustus, lateral view; (10) endosoma of O. jaechi sp. n., lateral view; (11) same, of O. robustus." httpUri="https://zenodo.org/record/176611/files/figure.png" pageId="3" pageNumber="46">4</figureCitation>
), a patch of long hairs on the basal part of the flexor side of the fore tibia (
<figureCitation id="21EFE8FD0541FF83DE08FA56C380BC97" box="[604,675,1479,1505]" captionStart="FIGURES 4 11" captionStartId="3.[151,269,1106,1130]" captionTargetBox="[154,1435,196,1081]" captionTargetId="figure@3.[151,1436,194,1082]" captionTargetPageId="3" captionText="FIGURES 4 11. Morphological structures of males of Onychotrechus spp. (4) fore leg of O. jaechi sp. n.; (5) proctiger of O. jaechi sp. n., dorsal view; (6) same, of O. robustus; (7) left paramere of O. jaechi sp. n., lateral view; (8) same, ventral view; (9) same, of O. robustus, lateral view; (10) endosoma of O. jaechi sp. n., lateral view; (11) same, of O. robustus." httpUri="https://zenodo.org/record/176611/files/figure.png" pageId="3" pageNumber="46">Fig. 4</figureCitation>
), a mesosternal impression (
<figureCitation id="21EFE8FD0541FF83DFA4FA56C515BC97" box="[1008,1078,1479,1505]" captionStart="FIGURES 4 11" captionStartId="3.[151,269,1106,1130]" captionTargetBox="[154,1435,196,1081]" captionTargetId="figure@3.[151,1436,194,1082]" captionTargetPageId="3" captionText="FIGURES 4 11. Morphological structures of males of Onychotrechus spp. (4) fore leg of O. jaechi sp. n.; (5) proctiger of O. jaechi sp. n., dorsal view; (6) same, of O. robustus; (7) left paramere of O. jaechi sp. n., lateral view; (8) same, ventral view; (9) same, of O. robustus, lateral view; (10) endosoma of O. jaechi sp. n., lateral view; (11) same, of O. robustus." httpUri="https://zenodo.org/record/176611/files/figure.png" pageId="3" pageNumber="46">Fig. 5</figureCitation>
), a short abdomen (
<figureCitation id="21EFE8FD0541FF83D949FA56C4AEBC97" box="[1309,1421,1479,1505]" captionStart="FIGURES 1 3" captionStartId="2.[151,269,1927,1951]" captionTargetBox="[210,1399,505,1912]" captionTargetId="figure@2.[195,1401,505,1913]" captionTargetPageId="2" captionText="FIGURES 1 3. Onychotrechus jaechi sp. n. (1) habitus of holotype (apterous male), dorsal view (see text for size); (2) same specimen, ventral view of body after dissection of abdominal segment 8 and genitalia; (3) small stream NNE of Geylephug, habitat of Onychotrechus jaechi sp. n. (photo: M. A. Jäch)." httpUri="https://zenodo.org/record/176610/files/figure.png" pageId="3" pageNumber="46">Figs. 1, 2</figureCitation>
), and a long hind coxa (
<figureCitation id="21EFE8FD0541FF83DDC8FA7EC0C2BF7F" box="[412,481,1519,1545]" captionStart="FIGURES 1 3" captionStartId="2.[151,269,1927,1951]" captionTargetBox="[210,1399,505,1912]" captionTargetId="figure@2.[195,1401,505,1913]" captionTargetPageId="2" captionText="FIGURES 1 3. Onychotrechus jaechi sp. n. (1) habitus of holotype (apterous male), dorsal view (see text for size); (2) same specimen, ventral view of body after dissection of abdominal segment 8 and genitalia; (3) small stream NNE of Geylephug, habitat of Onychotrechus jaechi sp. n. (photo: M. A. Jäch)." httpUri="https://zenodo.org/record/176610/files/figure.png" pageId="3" pageNumber="46">Fig. 1</figureCitation>
). However, the male of the new species can be easily separated from
<taxonomicName id="7ED48FFB0541FF83D940FA61C4BFBF7F" box="[1300,1436,1520,1545]" class="Insecta" family="Gerridae" genus="Onychotrechus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hemiptera" pageId="3" pageNumber="46" phylum="Arthropoda" rank="species" species="robustus">
<emphasis id="8BA0286A0541FF83D940FA61C4BFBF7F" box="[1300,1436,1520,1545]" italics="true" pageId="3" pageNumber="46">
<collectingCountry id="C1C3B4E80541FF83D940FA61C40FBF7F" box="[1300,1324,1520,1545]" name="Iceland" pageId="3" pageNumber="46">O</collectingCountry>
. robustus
</emphasis>
</taxonomicName>
by the following characteristics: The fore tibia is strongly curved (
<figureCitation id="21EFE8FD0541FF83DFF6F986C2C9BF47" box="[930,1002,1559,1585]" captionStart="FIGURES 4 11" captionStartId="3.[151,269,1106,1130]" captionTargetBox="[154,1435,196,1081]" captionTargetId="figure@3.[151,1436,194,1082]" captionTargetPageId="3" captionText="FIGURES 4 11. Morphological structures of males of Onychotrechus spp. (4) fore leg of O. jaechi sp. n.; (5) proctiger of O. jaechi sp. n., dorsal view; (6) same, of O. robustus; (7) left paramere of O. jaechi sp. n., lateral view; (8) same, ventral view; (9) same, of O. robustus, lateral view; (10) endosoma of O. jaechi sp. n., lateral view; (11) same, of O. robustus." httpUri="https://zenodo.org/record/176611/files/figure.png" pageId="3" pageNumber="46">Fig. 4</figureCitation>
; only basally curved in
<taxonomicName id="7ED48FFB0541FF83D957F989C4A8BF47" box="[1283,1419,1560,1585]" class="Insecta" family="Gerridae" genus="Onychotrechus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hemiptera" pageId="3" pageNumber="46" phylum="Arthropoda" rank="species" species="robustus">
<emphasis id="8BA0286A0541FF83D957F989C4A8BF47" box="[1283,1419,1560,1585]" italics="true" pageId="3" pageNumber="46">
<collectingCountry id="C1C3B4E80541FF83D957F989C438BF47" box="[1283,1307,1560,1585]" name="Iceland" pageId="3" pageNumber="46">O</collectingCountry>
. robustus
</emphasis>
</taxonomicName>
). The middle femur has small, less erect spines (middle femur of
<taxonomicName id="7ED48FFB0541FF83DF28F9D1C520BF2F" box="[892,1027,1600,1625]" class="Insecta" family="Gerridae" genus="Onychotrechus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hemiptera" pageId="3" pageNumber="46" phylum="Arthropoda" rank="species" species="robustus">
<emphasis id="8BA0286A0541FF83DF28F9D1C520BF2F" box="[892,1027,1600,1625]" italics="true" pageId="3" pageNumber="46">
<collectingCountry id="C1C3B4E80541FF83DF28F9D1C2B7BF2F" box="[892,916,1600,1625]" name="Iceland" pageId="3" pageNumber="46">O</collectingCountry>
. robustus
</emphasis>
</taxonomicName>
with long, erect spines set in a distinct row). The posterior swelling of the mesosternum bears long black setae (
<figureCitation id="21EFE8FD0541FF83D863F9F6C5A2BFF7" box="[1079,1153,1639,1665]" captionStart="FIGURES 1 3" captionStartId="2.[151,269,1927,1951]" captionTargetBox="[210,1399,505,1912]" captionTargetId="figure@2.[195,1401,505,1913]" captionTargetPageId="2" captionText="FIGURES 1 3. Onychotrechus jaechi sp. n. (1) habitus of holotype (apterous male), dorsal view (see text for size); (2) same specimen, ventral view of body after dissection of abdominal segment 8 and genitalia; (3) small stream NNE of Geylephug, habitat of Onychotrechus jaechi sp. n. (photo: M. A. Jäch)." httpUri="https://zenodo.org/record/176610/files/figure.png" pageId="3" pageNumber="46">Fig. 2</figureCitation>
; absent in
<taxonomicName id="7ED48FFB0541FF83D956F9F9C4A8BFF7" box="[1282,1419,1640,1665]" class="Insecta" family="Gerridae" genus="Onychotrechus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hemiptera" pageId="3" pageNumber="46" phylum="Arthropoda" rank="species" species="robustus">
<emphasis id="8BA0286A0541FF83D956F9F9C4A8BFF7" box="[1282,1419,1640,1665]" italics="true" pageId="3" pageNumber="46">
<collectingCountry id="C1C3B4E80541FF83D956F9F9C439BFF7" box="[1282,1306,1640,1665]" name="Iceland" pageId="3" pageNumber="46">O</collectingCountry>
. robustus
</emphasis>
</taxonomicName>
). The median groove of the mesosternum has long, black setae (
<figureCitation id="21EFE8FD0541FF83DFD2F91EC2F2BFDF" box="[902,977,1679,1705]" captionStart="FIGURES 1 3" captionStartId="2.[151,269,1927,1951]" captionTargetBox="[210,1399,505,1912]" captionTargetId="figure@2.[195,1401,505,1913]" captionTargetPageId="2" captionText="FIGURES 1 3. Onychotrechus jaechi sp. n. (1) habitus of holotype (apterous male), dorsal view (see text for size); (2) same specimen, ventral view of body after dissection of abdominal segment 8 and genitalia; (3) small stream NNE of Geylephug, habitat of Onychotrechus jaechi sp. n. (photo: M. A. Jäch)." httpUri="https://zenodo.org/record/176610/files/figure.png" pageId="3" pageNumber="46">Fig. 2</figureCitation>
; short black pegs in
<taxonomicName id="7ED48FFB0541FF83D89EF901C477BFDF" box="[1226,1364,1680,1705]" class="Insecta" family="Gerridae" genus="Onychotrechus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hemiptera" pageId="3" pageNumber="46" phylum="Arthropoda" rank="species" species="robustus">
<emphasis id="8BA0286A0541FF83D89EF901C477BFDF" box="[1226,1364,1680,1705]" italics="true" pageId="3" pageNumber="46">
<collectingCountry id="C1C3B4E80541FF83D89EF901C5C1BFDF" box="[1226,1250,1680,1705]" name="Iceland" pageId="3" pageNumber="46">O</collectingCountry>
. robustus
</emphasis>
</taxonomicName>
). The metasternum is oriented almost vertically (
<figureCitation id="21EFE8FD0541FF83DEC4F926C3FBBFA7" box="[656,728,1719,1745]" captionStart="FIGURES 1 3" captionStartId="2.[151,269,1927,1951]" captionTargetBox="[210,1399,505,1912]" captionTargetId="figure@2.[195,1401,505,1913]" captionTargetPageId="2" captionText="FIGURES 1 3. Onychotrechus jaechi sp. n. (1) habitus of holotype (apterous male), dorsal view (see text for size); (2) same specimen, ventral view of body after dissection of abdominal segment 8 and genitalia; (3) small stream NNE of Geylephug, habitat of Onychotrechus jaechi sp. n. (photo: M. A. Jäch)." httpUri="https://zenodo.org/record/176610/files/figure.png" pageId="3" pageNumber="46">Fig. 2</figureCitation>
; horizontally in
<taxonomicName id="7ED48FFB0541FF83DFCFF929C500BFA7" box="[923,1059,1720,1745]" class="Insecta" family="Gerridae" genus="Onychotrechus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hemiptera" pageId="3" pageNumber="46" phylum="Arthropoda" rank="species" species="robustus">
<emphasis id="8BA0286A0541FF83DFCFF929C500BFA7" box="[923,1059,1720,1745]" italics="true" pageId="3" pageNumber="46">
<collectingCountry id="C1C3B4E80541FF83DFCFF929C290BFA7" box="[923,947,1720,1745]" name="Iceland" pageId="3" pageNumber="46">O</collectingCountry>
. robustus
</emphasis>
</taxonomicName>
). The proctiger is short and has an obtuse apex (long and slender, with more acute apex in
<taxonomicName id="7ED48FFB0541FF83DF1EF971C2F0BF8F" box="[842,979,1760,1785]" class="Insecta" family="Gerridae" genus="Onychotrechus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hemiptera" pageId="3" pageNumber="46" phylum="Arthropoda" rank="species" species="robustus">
<emphasis id="8BA0286A0541FF83DF1EF971C2F0BF8F" box="[842,979,1760,1785]" italics="true" pageId="3" pageNumber="46">
<collectingCountry id="C1C3B4E80541FF83DF1EF971C241BF8F" box="[842,866,1760,1785]" name="Iceland" pageId="3" pageNumber="46">O</collectingCountry>
. robustus
</emphasis>
</taxonomicName>
; comp.
<figureCitation id="21EFE8FD0541FF83D866F94EC5EEBF8F" box="[1074,1229,1759,1785]" captionStart="FIGURES 4 11" captionStartId="3.[151,269,1106,1130]" captionTargetBox="[154,1435,196,1081]" captionTargetId="figure@3.[151,1436,194,1082]" captionTargetPageId="3" captionText="FIGURES 4 11. Morphological structures of males of Onychotrechus spp. (4) fore leg of O. jaechi sp. n.; (5) proctiger of O. jaechi sp. n., dorsal view; (6) same, of O. robustus; (7) left paramere of O. jaechi sp. n., lateral view; (8) same, ventral view; (9) same, of O. robustus, lateral view; (10) endosoma of O. jaechi sp. n., lateral view; (11) same, of O. robustus." httpUri="https://zenodo.org/record/176611/files/figure.png" pageId="3" pageNumber="46">Figs. 5 and 6</figureCitation>
). The apex of the paramere is strongly curved mediad (flat and club-shaped in
<taxonomicName id="7ED48FFB0541FF83DF0EF899C2C1BE57" box="[858,994,1800,1825]" class="Insecta" family="Gerridae" genus="Onychotrechus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hemiptera" pageId="3" pageNumber="46" phylum="Arthropoda" rank="species" species="robustus">
<emphasis id="8BA0286A0541FF83DF0EF899C2C1BE57" box="[858,994,1800,1825]" italics="true" pageId="3" pageNumber="46">
<collectingCountry id="C1C3B4E80541FF83DF0EF899C251BE57" box="[858,882,1800,1825]" name="Iceland" pageId="3" pageNumber="46">O</collectingCountry>
. robustus
</emphasis>
</taxonomicName>
; comp.
<figureCitation id="21EFE8FD0541FF83D814F896C593BE57" box="[1088,1200,1799,1825]" captionStart="FIGURES 4 11" captionStartId="3.[151,269,1106,1130]" captionTargetBox="[154,1435,196,1081]" captionTargetId="figure@3.[151,1436,194,1082]" captionTargetPageId="3" captionText="FIGURES 4 11. Morphological structures of males of Onychotrechus spp. (4) fore leg of O. jaechi sp. n.; (5) proctiger of O. jaechi sp. n., dorsal view; (6) same, of O. robustus; (7) left paramere of O. jaechi sp. n., lateral view; (8) same, ventral view; (9) same, of O. robustus, lateral view; (10) endosoma of O. jaechi sp. n., lateral view; (11) same, of O. robustus." httpUri="https://zenodo.org/record/176611/files/figure.png" pageId="3" pageNumber="46">Figs. 79</figureCitation>
). The dorsal sclerite of the endosoma is basally strongly curved (slanted in
<taxonomicName id="7ED48FFB0541FF83DF4FF8A1C280BE3F" box="[795,931,1840,1865]" class="Insecta" family="Gerridae" genus="Onychotrechus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hemiptera" pageId="3" pageNumber="46" phylum="Arthropoda" rank="species" species="robustus">
<emphasis id="8BA0286A0541FF83DF4FF8A1C280BE3F" box="[795,931,1840,1865]" italics="true" pageId="3" pageNumber="46">
<collectingCountry id="C1C3B4E80541FF83DF4FF8A1C210BE3F" box="[795,819,1840,1865]" name="Iceland" pageId="3" pageNumber="46">O</collectingCountry>
. robustus
</emphasis>
</taxonomicName>
; comp.
<figureCitation id="21EFE8FD0541FF83D850F8BEC59FBE3F" box="[1028,1212,1839,1865]" captionStart="FIGURES 4 11" captionStartId="3.[151,269,1106,1130]" captionTargetBox="[154,1435,196,1081]" captionTargetId="figure@3.[151,1436,194,1082]" captionTargetPageId="3" captionText="FIGURES 4 11. Morphological structures of males of Onychotrechus spp. (4) fore leg of O. jaechi sp. n.; (5) proctiger of O. jaechi sp. n., dorsal view; (6) same, of O. robustus; (7) left paramere of O. jaechi sp. n., lateral view; (8) same, ventral view; (9) same, of O. robustus, lateral view; (10) endosoma of O. jaechi sp. n., lateral view; (11) same, of O. robustus." httpUri="https://zenodo.org/record/176611/files/figure.png" pageId="3" pageNumber="46">Figs. 10 and 11</figureCitation>
). The female of
<taxonomicName id="7ED48FFB0541FF83D92BF8A1C1FCBE07" class="Insecta" family="Gerridae" genus="Onychotrechus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hemiptera" pageId="3" pageNumber="46" phylum="Arthropoda" rank="species" species="jaechi" status="sp. nov.">
<emphasis id="8BA0286A0541FF83D92BF8A1C1FCBE07" italics="true" pageId="3" pageNumber="46">
<collectingCountry id="C1C3B4E80541FF83D92BF8A1C4B4BE3F" box="[1407,1431,1840,1865]" name="Iceland" pageId="3" pageNumber="46">O</collectingCountry>
. jaechi
</emphasis>
</taxonomicName>
<taxonomicNameLabel id="909395110541FF83DCB2F8C6C002BE07" box="[230,289,1879,1905]" pageId="3" pageNumber="46" rank="species">
<emphasis id="8BA0286A0541FF83DCB2F8C6C002BE07" bold="true" box="[230,289,1879,1905]" pageId="3" pageNumber="46">sp.n.</emphasis>
</taxonomicNameLabel>
is so far unknown. The pattern of black stripes is much more extended in
<taxonomicName id="7ED48FFB0541FF83D8D9F8C9C5DABE07" box="[1165,1273,1880,1905]" class="Insecta" family="Gerridae" genus="Onychotrechus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hemiptera" pageId="3" pageNumber="46" phylum="Arthropoda" rank="species" species="jaechi" status="sp. nov.">
<emphasis id="8BA0286A0541FF83D8D9F8C9C5DABE07" box="[1165,1273,1880,1905]" italics="true" pageId="3" pageNumber="46">
<collectingCountry id="C1C3B4E80541FF83D8D9F8C9C586BE07" box="[1165,1189,1880,1905]" name="Iceland" pageId="3" pageNumber="46">O</collectingCountry>
. jaechi
</emphasis>
</taxonomicName>
<taxonomicNameLabel id="909395110541FF83D955F8C6C41FBE07" box="[1281,1340,1879,1905]" pageId="3" pageNumber="46" rank="species">
<emphasis id="8BA0286A0541FF83D955F8C6C41FBE07" bold="true" box="[1281,1340,1879,1905]" pageId="3" pageNumber="46">sp.n.</emphasis>
</taxonomicNameLabel>
(
<figureCitation id="21EFE8FD0541FF83D918F8C6C4B2BE07" box="[1356,1425,1879,1905]" captionStart="FIGURES 1 3" captionStartId="2.[151,269,1927,1951]" captionTargetBox="[210,1399,505,1912]" captionTargetId="figure@2.[195,1401,505,1913]" captionTargetPageId="2" captionText="FIGURES 1 3. Onychotrechus jaechi sp. n. (1) habitus of holotype (apterous male), dorsal view (see text for size); (2) same specimen, ventral view of body after dissection of abdominal segment 8 and genitalia; (3) small stream NNE of Geylephug, habitat of Onychotrechus jaechi sp. n. (photo: M. A. Jäch)." httpUri="https://zenodo.org/record/176610/files/figure.png" pageId="3" pageNumber="46">Fig. 1</figureCitation>
) than described for
<taxonomicName id="7ED48FFB0541FF83DD2EF811C326BEEF" box="[378,517,1920,1945]" class="Insecta" family="Gerridae" genus="Onychotrechus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hemiptera" pageId="3" pageNumber="46" phylum="Arthropoda" rank="species" species="robustus">
<emphasis id="8BA0286A0541FF83DD2EF811C326BEEF" box="[378,517,1920,1945]" italics="true" pageId="3" pageNumber="46">
<collectingCountry id="C1C3B4E80541FF83DD2EF811C0B1BEEF" box="[378,402,1920,1945]" name="Iceland" pageId="3" pageNumber="46">O</collectingCountry>
. robustus
</emphasis>
</taxonomicName>
by
<bibRefCitation id="DD4589890541FF83DE62F8EEC221BEEF" author="Andersen" box="[566,770,1919,1945]" pageId="3" pageNumber="48" refString="Andersen, N. M. (1980) Hygropetric water striders of the genus Onychotrechus Kirkaldy with description of a related genus (Insecta, Hemiptera, Gerridae). Steenstrupia, 6, 113 - 146." type="journal article" year="1980">Andersen (1980)</bibRefCitation>
, but we have seen new specimens of
<taxonomicName id="7ED48FFB0541FF83D89AF811C47ABEEF" box="[1230,1369,1920,1945]" class="Insecta" family="Gerridae" genus="Onychotrechus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hemiptera" pageId="3" pageNumber="46" phylum="Arthropoda" rank="species" species="robustus">
<emphasis id="8BA0286A0541FF83D89AF811C47ABEEF" box="[1230,1369,1920,1945]" italics="true" pageId="3" pageNumber="46">
<collectingCountry id="C1C3B4E80541FF83D89AF811C5C5BEEF" box="[1230,1254,1920,1945]" name="Iceland" pageId="3" pageNumber="46">O</collectingCountry>
. robustus
</emphasis>
</taxonomicName>
from
<collectingCountry id="C1C3B4E80541FF83DCC3F836C1F0BEB7" box="[151,211,1959,1985]" name="India" pageId="3" pageNumber="46">India</collectingCountry>
which are relatively dark in colour and not much different from
<taxonomicName id="7ED48FFB0541FF83DF9DF839C517BEB7" box="[969,1076,1960,1985]" class="Insecta" family="Gerridae" genus="Onychotrechus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hemiptera" pageId="3" pageNumber="46" phylum="Arthropoda" rank="species" species="jaechi" status="sp. nov.">
<emphasis id="8BA0286A0541FF83DF9DF839C517BEB7" box="[969,1076,1960,1985]" italics="true" pageId="3" pageNumber="46">
<collectingCountry id="C1C3B4E80541FF83DF9DF839C2C2BEB7" box="[969,993,1960,1985]" name="Iceland" pageId="3" pageNumber="46">O</collectingCountry>
. jaechi
</emphasis>
</taxonomicName>
<taxonomicNameLabel id="909395110541FF83D868F836C555BEB7" box="[1084,1142,1959,1985]" pageId="3" pageNumber="46" rank="species">
<emphasis id="8BA0286A0541FF83D868F836C555BEB7" bold="true" box="[1084,1142,1959,1985]" pageId="3" pageNumber="46">sp.n.</emphasis>
</taxonomicNameLabel>
</paragraph>
</subSubSection>
</treatment>
</document>