<documentID-DOI="http://dx.doi.org/10.3897/zookeys.1152.100341"ID-GBIF-Dataset="70956c0b-c130-4b1a-851b-6eabd1c9fd22"ID-PMC="PMC10193446"ID-Pensoft-Pub="1313-2970-1152-119"ID-Pensoft-UUID="D1F66090AE7957F0A1250E2E10584450"ID-PubMed="37214739"ID-ZooBank="272CD6469DC94605885B2862DB1D5E4C"ModsDocID="1313-2970-1152-119"checkinTime="1678428845689"checkinUser="pensoft"docAuthor="Tong, Yanfeng, Bian, Dongju & Li, Shuqiang"docDate="2023"docId="6489A94FF7B55B9B9BA63309BA106BFB"docLanguage="en"docName="ZooKeys 1152: 119-131"docOrigin="ZooKeys 1152"docPubDate="2023-03-09"docSource="http://dx.doi.org/10.3897/zookeys.1152.100341"docTitle="Ischnothyreus pome Tong & Bian & Li 2023, sp. nov."docType="treatment"docUuid="89199E5A-66CB-4CA0-8396-6000B96A81EA"docUuidSource="ZooBank"docVersion="4"id="D1F66090AE7957F0A1250E2E10584450"lastPageNumber="119"masterDocId="D1F66090AE7957F0A1250E2E10584450"masterDocTitle="Three new species of the genus Ischnothyreus Simon, 1893 and the discovery of the male of I. linzhiensis Hu, 2001 from Tibet, China (Araneae, Oonopidae)"masterLastPageNumber="131"masterPageNumber="119"pageNumber="119"updateTime="1732483688210"updateUser="ExternalLinkService">
<mods:titleid="68E32BCAB45EEFDDE5AC62CFBA8BC64D">Three new species of the genus Ischnothyreus Simon, 1893 and the discovery of the male of I. linzhiensis Hu, 2001 from Tibet, China (Araneae, Oonopidae)</mods:title>
<mods:affiliationid="5234618746D71FED859A5CD30D502F74">Key Laboratory of Forest Ecology and Management, Institute of Applied Ecology, Chinese Academy of Sciences, Shenyang 110016, China</mods:affiliation>
<taxonomicNameid="890ACB904576B1082F29F15882C36A79"ID-CoL="C7PGM"LSID="https://zoobank.org/89199E5A-66CB-4CA0-8396-6000B96A81EA"authority="Tong & Bian & Li, 2023"authorityName="Tong & Bian & Li"authorityYear="2023"class="Arachnida"family="Oonopidae"genus="Ischnothyreus"higherTaxonomySource="CoL"kingdom="Animalia"lsidName="Ischnothyreus pome"order="Araneae"pageId="0"pageNumber="119"phylum="Arthropoda"rank="species"species="pome"status="sp. nov.">Ischnothyreus pome</taxonomicName>
<figureCitationid="2610EE913F32940B76014C9D24336794"captionStart="Figure 4"captionStartId="F4"captionText="Figure 4. Ischnothyreus linzhiensis Hu, 2001, male A-C SEM; Ischnothyreus pome sp. nov., male holotype D-F SEM A, E left palp, prolateral view B, D distal end of bulb, prolateral view C, F left chelicerae, anterior and posterior views. Abbreviations: ca = conical apophysis; dm = dorsal membrane; flp = flag-like process; llp = leaf-like projection; nlm = needle-like membrane. Scale bars: 0.1 mm (A, C, E, F); 0.05 mm (B, D)."figureDoi="10.3897/zookeys.1152.100341.figure4"httpUri="https://binary.pensoft.net/fig/821811"pageId="0"pageNumber="119">Figs 4D-F</figureCitation>
<figureCitationid="B6A403927D3B2640146BBF79FBC29D5E"captionStart="Figure 6"captionStartId="F6"captionText="Figure 6. Ischnothyreus pome sp. nov., male holotype A-C habitus in dorsal, ventral and lateral views (arrow shows the fused scuta) D-F prosoma, dorsal, ventral and anterior views G-I left chelicera, anterior, lateral and posterior views J-L left palp, prolateral, dorsal and retrolateral views. Abbreviations: flp = flag-like process; rlp = ridge-like protuberance; stp = strong, tooth-like projection; vp = ventral projection. Scale bars: 0.4 mm (A-F); 0.1 mm (G-L)."figureDoi="10.3897/zookeys.1152.100341.figure6"httpUri="https://binary.pensoft.net/fig/821813"pageId="0"pageNumber="119">, 6A-L</figureCitation>
<figureCitationid="9426B3ECFDD69BE2827136B32B8DB6D4"captionStart="Figure 7"captionStartId="F7"captionText="Figure 7. Ischnothyreus pome sp. nov., female paratype A-C habitus in dorsal, ventral and lateral views D epigastric region, ventral view E-G prosoma, dorsal, ventral and anterior views H, I endogyne, ventral and dorsal views (cleared in lactic acid). Abbreviations: a = apodeme; css = chestnut-shaped structure; wd = winding duct. Scale bars: 0.4 mm (A-C, E-G); 0.2 mm (D, H, I)."figureDoi="10.3897/zookeys.1152.100341.figure7"httpUri="https://binary.pensoft.net/fig/821814"pageId="0"pageNumber="119">, 7A-I</figureCitation>
Tong & Li, 2020 in having the large, chestnut-shaped structure of the endogyne, but can be distinguished by the simple winding duct of the endogyne (Fig.
<bibRefCitationid="3FADFA80C11B54D6AC7B7A9B1338AE54"DOI="https://doi.org/10.3897/zookeys.993.57676"author="Tong, Y"journalOrPublisher="ZooKeys"pageId="0"pageNumber="119"pagination="1 - 26"refId="B7"refString="Tong, Y, Li, S, Bian, D, 2020. Taxonomic study of the genus Ischnothyreus Simon, 1893 from Myanmar (Araneae, Oonopidae). ZooKeys 993: 1 - 26, DOI: https://doi.org/10.3897/zookeys.993.57676"title="Taxonomic study of the genus Ischnothyreus Simon, 1893 from Myanmar (Araneae, Oonopidae)."url="https://doi.org/10.3897/zookeys.993.57676"volume="993"year="2020">Tong et al. 2020</bibRefCitation>
Tong & Li, 2021 in having the large flag-like sclerotized process of the cheliceral fang, but can be distinguished by the fused abdominal dorsal and epigastric scuta (Fig.
<bibRefCitationid="C8709DC6BB8DA9C91AE16B775A70FB32"DOI="https://doi.org/10.3897/BDJ.9.e66843"author="Huang, Y"journalOrPublisher="Henan Science and Technology Publishing House, Zhengzhou"pageId="0"pageNumber="119"refId="B4"refString="Huang, Y, Tong, Y, Bian, D, Li, S, 2021. One new species of the genus Ischnothyreus Simon, 1893 and re-description of I. yueluensis Yin & Wang, 1984 from China (Araneae, Oonopidae). Biodiversity Data Journal 9: e66843. [11 pp] https://doi.org/10.3897/BDJ.9.e66843"title="One new species of the genus Ischnothyreus Simon, 1893 and re-description of I. yueluensis Yin & Wang, 1984 from China (Araneae, Oonopidae). Biodiversity Data Journal 9: e 66843. [11 pp]"url="https://doi.org/10.3897/BDJ.9.e66843"year="2021">Huang et al. 2021</bibRefCitation>
<figureCitationid="85E17C669B20E7EF5201247FD151BE87"captionStart="Figure 4"captionStartId="F4"captionText="Figure 4. Ischnothyreus linzhiensis Hu, 2001, male A-C SEM; Ischnothyreus pome sp. nov., male holotype D-F SEM A, E left palp, prolateral view B, D distal end of bulb, prolateral view C, F left chelicerae, anterior and posterior views. Abbreviations: ca = conical apophysis; dm = dorsal membrane; flp = flag-like process; llp = leaf-like projection; nlm = needle-like membrane. Scale bars: 0.1 mm (A, C, E, F); 0.05 mm (B, D)."figureDoi="10.3897/zookeys.1152.100341.figure4"httpUri="https://binary.pensoft.net/fig/821811"pageId="0"pageNumber="119">4D, E</figureCitation>
<bibRefCitationid="0519B8525909BC0E1C0F400065658BBD"DOI="https://doi.org/10.3897/BDJ.9.e66843"author="Huang, Y"journalOrPublisher="Henan Science and Technology Publishing House, Zhengzhou"pageId="0"pageNumber="119"refId="B4"refString="Huang, Y, Tong, Y, Bian, D, Li, S, 2021. One new species of the genus Ischnothyreus Simon, 1893 and re-description of I. yueluensis Yin & Wang, 1984 from China (Araneae, Oonopidae). Biodiversity Data Journal 9: e66843. [11 pp] https://doi.org/10.3897/BDJ.9.e66843"title="One new species of the genus Ischnothyreus Simon, 1893 and re-description of I. yueluensis Yin & Wang, 1984 from China (Araneae, Oonopidae). Biodiversity Data Journal 9: e 66843. [11 pp]"url="https://doi.org/10.3897/BDJ.9.e66843"year="2021">Huang et al. 2021</bibRefCitation>
<taxonomicNameid="00DAF33521E9BAE3851E2351BC3E6914"authorityName="Tong & Bian & Li"authorityYear="2023"class="Arachnida"family="Oonopidae"genus="Ischnothyreus"higherTaxonomySource="CoL"kingdom="Animalia"lsidName="Ischnothyreus pome"order="Araneae"pageId="0"pageNumber="119"phylum="Arthropoda"rank="species"species="pome">
<taxonomicNameid="5C6A7D4F1479F0DA9795CCF8899081B8"authorityName="Tong & Bian & Li"authorityYear="2023"class="Arachnida"family="Oonopidae"genus="Ischnothyreus"higherTaxonomySource="CoL"kingdom="Animalia"lsidName="Ischnothyreus pome"order="Araneae"pageId="0"pageNumber="119"phylum="Arthropoda"rank="species"species="pome">
: 0.84 long, 0.69 wide; yellow, oval in dorsal view, with brown egg-shaped patches behind eyes, pars cephalica strongly elevated in lateral view, surface of elevated portion of pars cephalica smooth, sides finely reticulate, lateral margin straight, smooth (Fig.
: chelicerae, endites, and labium yellow; chelicerae straight, with ridge-like protuberance at anterior face, base of fangs with large flag-like sclerotized process, fang groove with a few small and two larger denticles (Figs
<figureCitationid="0895623F009C6780676578BBF0324549"captionStart="Figure 4"captionStartId="F4"captionText="Figure 4. Ischnothyreus linzhiensis Hu, 2001, male A-C SEM; Ischnothyreus pome sp. nov., male holotype D-F SEM A, E left palp, prolateral view B, D distal end of bulb, prolateral view C, F left chelicerae, anterior and posterior views. Abbreviations: ca = conical apophysis; dm = dorsal membrane; flp = flag-like process; llp = leaf-like projection; nlm = needle-like membrane. Scale bars: 0.1 mm (A, C, E, F); 0.05 mm (B, D)."figureDoi="10.3897/zookeys.1152.100341.figure4"httpUri="https://binary.pensoft.net/fig/821811"pageId="0"pageNumber="119">4F</figureCitation>
: 0.74 long, 0.46 wide; dorsal scutum well sclerotized, dark brown, covering 3/5 of abdomen width and approximately 2/3 of abdomen length, fused to epigastric scutum (arrow in Fig.
: pale orange, femur I with two prolateral spines, tibia I with four pairs, metatarsus I with two pairs of long ventral spines. Leg II spination similar to leg I, except femur with only one prolateral spine. Legs III and IV spineless.
: trochanter with ventral projection; bulb without small ventral protuberance, distal end of bulb stout, with needle-like membrane and broad leaf-like projection (Figs
<figureCitationid="C67F3560E5D1378095CEE048724D926E"captionStart="Figure 4"captionStartId="F4"captionText="Figure 4. Ischnothyreus linzhiensis Hu, 2001, male A-C SEM; Ischnothyreus pome sp. nov., male holotype D-F SEM A, E left palp, prolateral view B, D distal end of bulb, prolateral view C, F left chelicerae, anterior and posterior views. Abbreviations: ca = conical apophysis; dm = dorsal membrane; flp = flag-like process; llp = leaf-like projection; nlm = needle-like membrane. Scale bars: 0.1 mm (A, C, E, F); 0.05 mm (B, D)."figureDoi="10.3897/zookeys.1152.100341.figure4"httpUri="https://binary.pensoft.net/fig/821811"pageId="0"pageNumber="119">4D, E</figureCitation>
<paragraphid="03050F069787FD70CC74DFAE9E048580"pageId="0"pageNumber="119">The specific name is a noun in apposition taken from the type locality.</paragraph>
