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132 lines
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<document ID-DOI="http://dx.doi.org/10.3897/zookeys.203.3356" ID-GBIF-Dataset="6f022364-fb76-4b94-9d51-4e2628f7b81a" ID-PMC="PMC3381701" ID-Pensoft-Pub="1313-2970-203-65" ID-PubMed="22773915" ModsDocAuthor="" ModsDocDate="2012" ModsDocID="1313-2970-203-65" ModsDocOrigin="ZooKeys 203" ModsDocTitle="Water mites (Acari, Hydrachnidia) from Baishih River drainage in Northern Taiwan, with description of two new species" checkinTime="1451248935219" checkinUser="pensoft" docAuthor="Pesic, Vladimir, Yam, Rita S. W., Chan, Benny K. K. & Chatterjee, Tapas" docDate="2012" docId="AAD17DCDAD18EA7FAFF85B0CA12BC07A" docLanguage="en" docName="ZooKeys 203: 65-83" docOrigin="ZooKeys 203" docSource="http://dx.doi.org/10.3897/zookeys.203.3356" docTitle="Hygrobates (Hygrobates) taiwanicus Pesic, Yam, Chan & Chatterjee, 2012, sp. n." docType="treatment" docVersion="3" lastPageNumber="73" masterDocId="5E6BFFA1CD30FF9FFF812429FFDAFF91" masterDocTitle="Water mites (Acari, Hydrachnidia) from Baishih River drainage in Northern Taiwan, with description of two new species" masterLastPageNumber="83" masterPageNumber="65" pageNumber="71" updateTime="1668154029201" updateUser="ExternalLinkService">
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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>Water mites (Acari, Hydrachnidia) from Baishih River drainage in Northern Taiwan, with description of two new species</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Pesic, Vladimir</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Yam, Rita S. W.</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Chan, Benny K. K.</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Chatterjee, Tapas</mods:namePart>
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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>2012</mods:date>
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<mods:detail type="volume">
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<mods:number>203</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>65</mods:start>
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<mods:end>83</mods:end>
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</mods:extent>
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</mods:relatedItem>
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<mods:location>
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<mods:url>http://dx.doi.org/10.3897/zookeys.203.3356</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.203.3356</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-203-65</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="152036143" LSID="urn:lsid:plazi:treatment:AAD17DCDAD18EA7FAFF85B0CA12BC07A" httpUri="http://treatment.plazi.org/id/AAD17DCDAD18EA7FAFF85B0CA12BC07A" lastPageId="8" lastPageNumber="73" pageId="6" pageNumber="71">
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<subSubSection pageId="6" pageNumber="71" type="nomenclature">
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<paragraph pageId="6" pageNumber="71">
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<taxonomicName LSID="urn:lsid:zoobank.org:act:8A67823A-EC83-418D-80B8-2934848B1D9D" class="Arachnida" family="Hygrobatidae" genus="Hygrobates" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Hygrobates (Hygrobates) taiwanicus" order="Trombidiformes" pageId="6" pageNumber="71" phylum="Arthropoda" rank="species" species="taiwanicus" subGenus="Hygrobates">Hygrobates (Hygrobates) taiwanicus</taxonomicName>
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<taxonomicNameLabel pageId="6" pageNumber="71">sp. n.</taxonomicNameLabel>
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Figs 5-6
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</paragraph>
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</subSubSection>
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<subSubSection pageId="6" pageNumber="71" type="type series">
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<paragraph pageId="6" pageNumber="71">Type series.</paragraph>
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<paragraph pageId="6" pageNumber="71">Holotype female (NMNS-6894-001), dissected and slide mounted, Taiwan, BA-3, Chinkualiao Stream, vi.2010. Paratypes: 0/1/0, same data as holotype; 1/1/0 (mounted), BA-1, Chinkualiao Stream, iii. 2010; 0/3/0, BA-4, Diyu Stream, iii.2010; 0/1/0, BA-5, Diyu Stream, iv.2010.</paragraph>
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</subSubSection>
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<subSubSection pageId="6" pageNumber="71" type="diagnosis">
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<paragraph pageId="6" pageNumber="71">Diagnosis.</paragraph>
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<paragraph pageId="6" pageNumber="71">Idiosoma L> 750; acetabula arranged in an obtuse angle; female pregenital sclerite with four setae, its anterior margin extending beyond anterior margin of genital plates; female genital plates longer than gonopore; posterior end of female genital plates posterior to postgenital sclerite; P-2 ventrodostal projection elongate, cone-shaped; proximoventral seta on P-4 longer and thicker than distoventral seta.</paragraph>
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</subSubSection>
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<subSubSection lastPageId="7" lastPageNumber="72" pageId="6" pageNumber="71" type="description">
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<paragraph pageId="6" pageNumber="71">Description.</paragraph>
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<paragraph lastPageId="7" lastPageNumber="72" pageId="6" pageNumber="71">
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Female (holotype, in parentheses paratype). Idiosoma L 775 (778), W 613 (706); integument soft, with very fine striation. Capitulum broadly fused with Cx-I. Coxae (Fig. 5A): coxal field L 322 (359), Cx-III W 472 (500), posterior end of anterior coxal group rounded-truncate, Cx-I+II L/W 238 (259)/319 (344), posterolateral apodemes extending slightly beyond sclerotization. Suture line of Cx-III and Cx-IV nearly straight, incomplete, extending to near Cxgl-IV; medial margin of Cx-IV rounded-triangular. Genital field (Fig. 5A-B): L/W 181 (213)/173 (203), acetabular plates with smooth border, L 143-147 (175); acetabula arranged in an obtuse triangle, L Ac-1-3: 55-56 (66), 55-58 (72), 44 (66-68); pregenital sclerite with four setae, its anterior margin extending beyond anterior margin of genital plates. Excretory pore smooth. Palp (Fig. 5E): total L 358 (423), dL: P-1, 26 (34); P-2, 98 (111); P-3, 70 (85); P-4, 121 (136); P-5, 43 (57); dL P-2/P-4 ratio, 0.81 (0.82); chelicera (Fig. FD) total L 250 (319), basal segment L 157 (200), claw L 100 (125), L ratio basal segment/claw 1.6 (1.6). Legs:
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<pageBreakToken pageId="7" pageNumber="72" start="start">dL</pageBreakToken>
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of I-L-2-6 (Fig. 6A): 69 (89), 90 (109), 131 (156), 134 (159), 138 (161); dL of IV-L (Fig. 6B): 108 (128), 103 (128), 151 (184), 213 (263), 225 (272), 193 (234).
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</paragraph>
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<paragraph pageId="7" pageNumber="72">Males (n = 2): similar to female, except for genital field. Idiosoma L 775-794, W 625-656; coxal field L 338, Cx-III W 463, Cx-I+II L/W 231/334; genital field L/W 160-170/148-151, anterior margin convex, L Ac-1-3: 51-58, 63-66, 63-66; ejaculatory complex L 169. Palp (Fig. 5C): total L 365-373, dL: P-1, 28; P-2, 99-100; P-3, 71-75; P-4, 119-123; P-5, 48-47; dL P-2/P-4 ratio, 0.81-0.83; chelicera: basal segment L 194, claw L 103, L ratio basal segment/claw 1.9. Legs: dL of I-L-2-6: 74, 91-97, 138-141, 139-141, 142-144; dL of IV-L: 114, 106, 156, 228, 232, 203.</paragraph>
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<caption pageId="7" pageNumber="72">
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<paragraph pageId="7" pageNumber="72">
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Figure 5.
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<taxonomicName class="Arachnida" family="Hygrobatidae" genus="Hygrobates" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Hygrobates taiwanicus" order="Trombidiformes" pageId="7" pageNumber="72" phylum="Arthropoda" rank="species" species="taiwanicus">Hygrobates taiwanicus</taxonomicName>
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sp. n. (
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<normalizedToken originalValue="A–B">A-B</normalizedToken>
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,
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<normalizedToken originalValue="D–E">D-E</normalizedToken>
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= female; C = male): A = coxal and genital field
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<normalizedToken originalValue="B–C">B-C</normalizedToken>
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= genital field (paratypes) D = chelicera E = palp. Scale bars = 100
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<normalizedToken originalValue="µm">µm</normalizedToken>
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.
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</paragraph>
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</caption>
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<caption pageId="7" pageNumber="72">
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<paragraph pageId="7" pageNumber="72">
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Figure 6.
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<taxonomicName class="Arachnida" family="Hygrobatidae" genus="Hygrobates" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Hygrobates taiwanicus" order="Trombidiformes" pageId="7" pageNumber="72" phylum="Arthropoda" rank="species" species="taiwanicus">Hygrobates taiwanicus</taxonomicName>
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sp. n., female: A = I-L-2-6 B = IV-L. Scale bar = 100
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<normalizedToken originalValue="µm">µm</normalizedToken>
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.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="7" pageNumber="72" type="etymology">
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<paragraph pageId="7" pageNumber="72">Etymology.</paragraph>
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<paragraph pageId="7" pageNumber="72">The species is named for its occurrence in Taiwan.</paragraph>
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</subSubSection>
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<subSubSection lastPageId="8" lastPageNumber="73" pageId="7" pageNumber="72" type="remarks">
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<paragraph pageId="7" pageNumber="72">Remarks.</paragraph>
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<paragraph lastPageId="8" lastPageNumber="73" pageId="7" pageNumber="72">
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The new
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<taxonomicName class="Arachnida" family="Hygrobatidae" genus="Hygrobates" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Hygrobates" order="Trombidiformes" pageId="7" pageNumber="72" phylum="Arthropoda" rank="genus">Hygrobates</taxonomicName>
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species belong to the group of the species characterized byt the presence of two or three setae upon, and inside the margin of, the female pregenital sclerite and proximoventral seta on P-4 longer and thicker than distoventral seta. This group includes three species (
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<bibRefCitation author="Matsumoto, N" journalOrPublisher="Species Diversity" pageId="12" pageNumber="77" pagination="27 - 36" title="Hygrobates (Hygrobates) capillus sp. n. (Arachnida: Acari: Hydrachnidia: Hygrobatidae) from south-central Honshu, Japan, with records of two allied species." volume="10" year="2005">Matsumoto et al. 2005</bibRefCitation>
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), all known only from middle Honshu (Japan), i.e., two lacustrine species,
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<taxonomicName class="Arachnida" family="Hygrobatidae" genus="Hygrobates" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Hygrobates biwaensis" order="Trombidiformes" pageId="7" pageNumber="72" phylum="Arthropoda" rank="species" species="biwaensis">Hygrobates biwaensis</taxonomicName>
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Tuzovskij, 2003 and
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<taxonomicName class="Arachnida" family="Hygrobatidae" genus="Hygrobates" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Hygrobates rarus" order="Trombidiformes" pageId="7" pageNumber="72" phylum="Arthropoda" rank="species" species="rarus">Hygrobates rarus</taxonomicName>
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Tuzovskij, 2003, which are known only from Lake Biwa, and one fluvial species,
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<taxonomicName class="Arachnida" family="Hygrobatidae" genus="Hygrobates" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Hygrobates capillus" order="Trombidiformes" pageId="7" pageNumber="72" phylum="Arthropoda" rank="species" species="capillus">Hygrobates capillus</taxonomicName>
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Matsumoto Kajihara & Mawatari, 2005. Due to the elongate distoventral proj
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<pageBreakToken pageId="8" pageNumber="73" start="start">ection</pageBreakToken>
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of P-2,
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<taxonomicName class="Arachnida" family="Hygrobatidae" genus="Hygrobates" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Hygrobates taiwanicus" order="Trombidiformes" pageId="8" pageNumber="73" phylum="Arthropoda" rank="species" species="taiwanicus">Hygrobates taiwanicus</taxonomicName>
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sp. n. is most similar to
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<taxonomicName class="Arachnida" family="Hygrobatidae" genus="Hygrobates" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Hygrobates biwaensis" order="Trombidiformes" pageId="8" pageNumber="73" phylum="Arthropoda" rank="species" species="biwaensis">Hygrobates biwaensis</taxonomicName>
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(in the following, in parentheses; data taken from
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<bibRefCitation author="Tuzovskij, PV" journalOrPublisher="Zoologicheskij Zhurnal" pageId="12" pageNumber="77" pagination="1325 - 1338" title="Description of three new water mite species of the genus Hygrobates (Acariformes, Hygrobatidae)." volume="82" year="2003">Tuzovskij 2003</bibRefCitation>
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) from which differs in the larger idiosoma dimensions (L 525-650 in both sexes), female genital plates longer (shorter) than gonopore, posterior end of female genital plates posterior (anterior) to postgenital sclerite and P-2 ventrodostal projection cone-shaped (more elongated and slender, finger-shaped).
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</paragraph>
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<paragraph pageId="8" pageNumber="73">Distribution. Taiwan.</paragraph>
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</subSubSection>
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</treatment>
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</document>
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