373 lines
40 KiB
XML
373 lines
40 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.629.10121" ID-GBIF-Dataset="5bcf4380-d954-4249-9224-b0616a203fe2" ID-PMC="PMC5126537" ID-Pensoft-Pub="1313-2970-629-11" ID-PubMed="27920596" ID-ZBK="DAF04819EFD8462CAA6B1D3ED3D2FCB4" ModsDocAuthor="" ModsDocDate="2016" ModsDocID="1313-2970-629-11" ModsDocOrigin="ZooKeys 629" ModsDocTitle="Two new mite species of the genus Zygoseius Berlese from Mexico (Acari, Mesostigmata)" checkinTime="1478578961396" checkinUser="pensoft" docAuthor="Ahadiyat, Ali & Beaulieu, Frederic" docDate="2016" docId="3ACE9061B759B0B8410A2D75C7C757C4" docLanguage="en" docName="ZooKeys 629: 11-49" docOrigin="ZooKeys 629" docSource="http://dx.doi.org/10.3897/zookeys.629.10121" docTitle="Zygoseius lindquisti Ahadiyat & Beaulieu, 2016, sp. n." docType="treatment" docUuid="50B0C71A-5F59-4852-B39E-C9D5E78895FB" docUuidSource="ZooBank" docVersion="5" lastPageNumber="44" masterDocId="FFE0FFC2FFE5FFB3FFD0FFDBA77FE030" masterDocTitle="Two new mite species of the genus Zygoseius Berlese from Mexico (Acari, Mesostigmata)" masterLastPageNumber="49" masterPageNumber="11" pageNumber="26" updateTime="1668163673702" 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>Two new mite species of the genus Zygoseius Berlese from Mexico (Acari, Mesostigmata)</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>Ahadiyat, Ali</mods:namePart>
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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>Beaulieu, Frederic</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>2016</mods:date>
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<mods:detail type="volume">
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<mods:number>629</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>11</mods:start>
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<mods:end>49</mods:end>
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</mods:extent>
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</mods:part>
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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.629.10121</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.629.10121</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-629-11</mods:identifier>
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<mods:identifier type="ZBK">DAF04819EFD8462CAA6B1D3ED3D2FCB4</mods:identifier>
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<mods:identifier type="ZooBank">DAF04819EFD8462CAA6B1D3ED3D2FCB4</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="127877557" LSID="urn:lsid:zoobank.org:act:50B0C71A-5F59-4852-B39E-C9D5E78895FB" httpUri="http://treatment.plazi.org/id/3ACE9061B759B0B8410A2D75C7C757C4" lastPageId="33" lastPageNumber="44" pageId="15" pageNumber="26">
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<subSubSection pageId="15" pageNumber="26" type="multiple">
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<paragraph pageId="15" pageNumber="26">Taxon classification Animalia Mesostigmata Pachylaelapidae</paragraph>
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</subSubSection>
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<subSubSection pageId="15" pageNumber="26" type="nomenclature">
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<paragraph pageId="15" pageNumber="26">
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<taxonomicName LSID="http://zoobank.org/50B0C71A-5F59-4852-B39E-C9D5E78895FB" class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius lindquisti" order="Mesostigmata" pageId="15" pageNumber="26" phylum="Arthropoda" rank="species" species="lindquisti">Zygoseius lindquisti</taxonomicName>
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<taxonomicNameLabel pageId="15" pageNumber="26">sp. n.</taxonomicNameLabel>
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Figures 15, 16, 17, 18, 19, 20, 21, 22, 23-26, 27, 32, 33, Plate 2
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</paragraph>
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</subSubSection>
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<subSubSection pageId="16" pageNumber="27" type="diagnosis">
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<paragraph pageId="16" pageNumber="27">
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<pageBreakToken pageId="16" pageNumber="27" start="start">Diagnosis</pageBreakToken>
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.
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</paragraph>
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<paragraph pageId="16" pageNumber="27">
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Dorsal shield oval, densely micropunctate, with relatively distinct reticulation and lineation, except more weakly reticulated medially between setae j4-6. Edges of lateral parts of dorsum smooth. Dorsal setae smooth, except J4 and J5 with a few barbs basally; all setae less than 35 long; setae z6, s6, and all opisthonotal setae (except J5 and Z5) 1.5
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<normalizedToken originalValue="–2×">-2x</normalizedToken>
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as long as other setae. Sternal shield densely micropunctate, except in the regions of setal insertions. Epigynal shield conspicuously punctate in anterior 2/3, punctae lighter posteriorly. Ventrianal shield distinctly lineate in anterior half, reticulate laterally and posteriorly; setae JV2 slightly longer than other setae on shield. Peritrematal shield micropunctate throughout, punctae larger in poststigmatic region. Soft lateral and opisthogastric cuticle with nine pairs of setae. Epistome bifurcate, thin projections slightly converging, about twice as long as distance between their bases, sparsely serrated in apical half. Hypostomal setae h1 about twice as long as h2, and subequal to h3. Femur I with seta pd2 thickened. Spermathecal apparatus with a small, kidney-shaped spermatheca directly connected to a globular, large sperm reservoir, followed by a long spermatic canal with diverging walls.
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="24" lastPageNumber="35" pageId="16" pageNumber="27" type="description">
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<paragraph pageId="16" pageNumber="27">Description</paragraph>
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<paragraph pageId="16" pageNumber="27">Female (n = 2). Dorsal idiosoma (Figs 15, 32). Dorsal shield oval, 396-413 long, 278-283 wide (length/width ratio: 1.40-1.48), completely covering idiosoma; edges of lateral parts of dorsum smooth, with no marginal serration; shield densely micropunctate throughout, distinctly reticulate-lineate, more weakly reticulate medially, especially between setae j4-j6 and posterad setae Z3-4 and around and posterad J5. Dorsal shield with 37 pairs of setae, 23 and 14 pairs on podonotal and opisthonotal regions, respectively; lacking setae J3. Dorsal setae less than 35 long, all smooth, acuminate, slightly swollen basally, except J4-5 finely pilose basally (Fig. 17A, B). Opisthonotal setae about twice as long as podonotal setae (Table 1). Dorsal idiosoma with 23 pairs of pore-like structures, including seven gland openings and 16 poroids.</paragraph>
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<caption pageId="16" pageNumber="27">
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<paragraph pageId="16" pageNumber="27">
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Figure 15.
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<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius lindquisti" order="Mesostigmata" pageId="16" pageNumber="27" phylum="Arthropoda" rank="species" species="lindquisti">Zygoseius lindquisti</taxonomicName>
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sp. n., female, dorsal idiosoma.
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</paragraph>
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</caption>
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<paragraph lastPageId="21" lastPageNumber="32" pageId="16" pageNumber="27">
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Ventral idiosoma (Figs 16, 33). Tritosternum with a trapezoidal base, 23-28 long, 12-14 wide proximally, 4-6 wide apically, and a pair of laciniae (61-64 long). Laciniae with barbs relatively short and blunt (Fig. 18). Sternal shield 98-102 long, 66-71 wide (length/width ratio: 1.44-1.48), bearing two pairs of poroids and three pairs of smooth, subequal setae st1-3 (Table 1); shield anterolateral arms long, contiguous to subtriangular exopodal plate between coxae I and II; anterior margin with
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<pageBreakToken pageId="17" pageNumber="28" start="start">distinct</pageBreakToken>
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median notch and two subtriangular projections; posterior margin truncate; shield densely micropunctate throughout, except smooth around sternal setae. Complex of metasternal and endopodal elements arc-shaped, mostly smooth, punctate in
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<pageBreakToken pageId="18" pageNumber="29" start="start">restricted</pageBreakToken>
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areas, bearing simple setae st4 and poroids iv3. Epigynal shield trapezoidal, 85-87 long, 22-24 long from st5 to posterior margin, 81-84 wide (length/width ratio: 1.03-1.07), conspicuously punctate in anterior 2/3, punctae lighter posteriorly; shield with transverse convex line passing behind setae st5; anterior hyaline
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<pageBreakToken pageId="19" pageNumber="30" start="start">portion</pageBreakToken>
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rounded, indistinct; shield closely abutting ventrianal shield; three pairs of suboval to subcircular sigillae medially, posterior ones larger, oval. Setae st5 smooth, inserted near shield lateral margins. Poroids iv5 near posterolateral margins of epigynal shield. Ventrianal shield subpentagonal, broad, 153-154 long, 189-196 wide (length/width ratio: 0.79-0.81), with straight anterior margin; distinctly lineate in anterior half, reticulate laterally and posteriorly; cells micropunctate inside and along cell margins; shield bearing five pairs of pre-anal and three circum-anal setae, all
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<pageBreakToken pageId="20" pageNumber="31" start="start">smooth</pageBreakToken>
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; setae JV2 slightly longer than other setae; other setae subequal, except ZV1 shorter (Table 1); para-anal setae inserted at level of anterior margin of anal opening; gland openings gv3 on posterolateral margins of shield at level of posterior margin of anus; cribrum well-developed, 2-3 rows of spicules, extending along posterior shield margin between gv3 openings; anal opening 25-26 long, 21-22 wide, subtriangular to subcircular, located in posterior fifth or fourth of shield. Peritreme 191-198 long, densely covered with aciculae, extending anteriorly near seta z1, with one gland pore (gp) at mid-level of coxa II. Peritrematal shield wide, fused to exopodal, parapodal and metapodal elements, extending well behind posterior level of coxae IV; shield micropunctate, with larger punctae in poststigmatic region, with four pore-like structures (id3, gd3, id7, gv2). Exopodal element between coxae
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<normalizedToken originalValue="II–III">II-III</normalizedToken>
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fused with other exopodal-peritrematal elements (Fig. 19). Soft lateral and opisthogastric integument plicate, bearing nine pairs of setae, 15-30 long, slightly thickened basally, marginal setae as the longest. Soft cuticle with five pairs of poroids, including four ivo, idR3,
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<pageBreakToken pageId="21" pageNumber="32" start="start">and</pageBreakToken>
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an oval platelet bearing two pore-like structures, at level of posterior margin of peritrematal shield.
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</paragraph>
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<caption pageId="21" pageNumber="32">
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<paragraph pageId="21" pageNumber="32">
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Figure 16.
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<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius lindquisti" order="Mesostigmata" pageId="21" pageNumber="32" phylum="Arthropoda" rank="species" species="lindquisti">Zygoseius lindquisti</taxonomicName>
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sp. n., female, ventral idiosoma.
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</paragraph>
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</caption>
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<caption pageId="21" pageNumber="32">
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<paragraph pageId="21" pageNumber="32">
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Figure 17.
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<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius lindquisti" order="Mesostigmata" pageId="21" pageNumber="32" phylum="Arthropoda" rank="species" species="lindquisti">Zygoseius lindquisti</taxonomicName>
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sp. n., female, A seta J5B seta J4.
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</paragraph>
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</caption>
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<caption pageId="21" pageNumber="32">
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<paragraph pageId="21" pageNumber="32">
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Figure 18.
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<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius lindquisti" order="Mesostigmata" pageId="21" pageNumber="32" phylum="Arthropoda" rank="species" species="lindquisti">Zygoseius lindquisti</taxonomicName>
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sp. n., female, tritosternum.
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</paragraph>
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</caption>
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<caption pageId="21" pageNumber="32">
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<paragraph pageId="21" pageNumber="32">
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Figure 19.
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<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius lindquisti" order="Mesostigmata" pageId="21" pageNumber="32" phylum="Arthropoda" rank="species" species="lindquisti">Zygoseius lindquisti</taxonomicName>
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sp. n., female, peritrematal shield.
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</paragraph>
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</caption>
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<paragraph lastPageId="22" lastPageNumber="33" pageId="21" pageNumber="32">
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Gnathosoma. Epistome (Fig. 20) bifurcate, with two slender projections (16-20 long), forming a U shape at their bases (separated by 8-10), slightly converging; distal halves of projections sparsely serrated on inner margin (in one specimen) or both inner and outer margins (in other specimen), margins proximally smooth; basal margin finely serrated laterally; a transverse series of blunt to sharp tubercles posteromedially, and fewer series laterally. Corniculi (Fig. 21) short, 24-26, horn-like. Internal malae (Fig. 21) finely developed, reaching slightly beyond corniculi; anterolateral margins fimbriate, inner margins smooth; labrum fine, shorter than internal malae, finely fimbriate distally. Hypostomal and capitular setae (Fig. 21) smooth, needle-like, h3 (21-about 28) and h1 (21-25)>pc (about 13-17)>h2 (8-9). Deutosternum (Fig. 21) with 6-7
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<pageBreakToken pageId="22" pageNumber="33" start="start">transverse</pageBreakToken>
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rows of denticles, followed posteriorly by a smooth ridge; posteriormost row of denticles widest; two anteriormost (1st and 2nd) and posterior-most (5th and/or 6th) rows with larger denticles; numbers of denticles from anterior to posterior rows: 8-10, ~ 9, 10-11, ~ 10-11, 12-14, 15-18. Cheliceral teeth not clearly discernable (digits oriented dorsoventrally); first cheliceral segment 35-44 long, second segment and fixed digit unclear; movable digit 27-29; width of second segment 17-21. Palp (Fig. 22) 105-113 long, dorsal surfaces of femur and genu with some sigillae; trochanter 13-18 long, femur 34-36, genu 27-29, tibia 23-26; apotele 3-tined. Palp chaetotaxy: from
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<normalizedToken originalValue="trochanter–tibia">trochanter-tibia</normalizedToken>
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2-5-6-14 setae; trochanter 0 0/1 0/1 0, femur 1 2/0 1/0 1, genu 2 2/0 1/0 1; tibia as in Fig. 22. All palpal setae smooth, tapered; av (v2, sensu
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<bibRefCitation author="Evans, GO" journalOrPublisher="Annals and Magazine of Natural History (Series 13)" pageId="35" pageNumber="46" pagination="513 - 527" title="Some observations on the chaetotaxy of the pedipalps in the Mesostigmata (Acari)." url="10.1080/00222936308651393" volume="6" year="1963 b">Evans 1963b</bibRefCitation>
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) on trochanter strongly bent inwards (Fig. 27); al on femur, al1-2 on genu and one of al setae on tibia short and spatulate; genu with stout spur dorsodistally (see arrow, Fig. 22).
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</paragraph>
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<caption pageId="22" pageNumber="33">
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<paragraph pageId="22" pageNumber="33">
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Figure 20.
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<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius lindquisti" order="Mesostigmata" pageId="22" pageNumber="33" phylum="Arthropoda" rank="species" species="lindquisti">Zygoseius lindquisti</taxonomicName>
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sp. n., female, epistome.
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</paragraph>
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</caption>
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<caption pageId="22" pageNumber="33">
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<paragraph pageId="22" pageNumber="33">
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Figure 21.
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<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius lindquisti" order="Mesostigmata" pageId="22" pageNumber="33" phylum="Arthropoda" rank="species" species="lindquisti">Zygoseius lindquisti</taxonomicName>
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sp. n., female, subcapitulum.
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</paragraph>
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</caption>
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<caption pageId="22" pageNumber="33">
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<paragraph pageId="22" pageNumber="33">
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Figure 22.
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<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius lindquisti" order="Mesostigmata" pageId="22" pageNumber="33" phylum="Arthropoda" rank="species" species="lindquisti">Zygoseius lindquisti</taxonomicName>
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sp. n., female, palp, excluding tarsus, dorsal view.
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</paragraph>
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</caption>
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<paragraph lastPageId="24" lastPageNumber="35" pageId="22" pageNumber="33">
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Legs (Figs 23-26). Lengths of legs: I 295-307, II 257-261, III 233-241, IV 307-309. Lengths of femora: I 60-63, II 49-52, III 48-53, IV 64-66; genua: I 44-45, II
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<pageBreakToken pageId="23" pageNumber="34" start="start">42</pageBreakToken>
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-44, III 24-27, IV 31-34; tibiae: I 42-45, II 33-36, III 28-29, IV 36-38; tarsi: I 66-72, II 68-73, III 63-65, IV 88-91; ambulacra: I 21-25, II 21-22, III 19-20, IV 20-22. Chaetotaxy of leg segments
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<normalizedToken originalValue="I–IV">I-IV</normalizedToken>
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normal for
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<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius" order="Mesostigmata" pageId="23" pageNumber="34" phylum="Arthropoda" rank="genus">Zygoseius</taxonomicName>
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(sensu
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<bibRefCitation author="Halliday, RB" journalOrPublisher="Acarologia" pageId="36" pageNumber="47" pagination="3 - 20" title="Revision of the genus Zygoseius Berlese (Acarina: Pachylaelapidae)." volume="38" year="1997">Halliday 1997</bibRefCitation>
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): coxae 2-2-2-1, or
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<normalizedToken originalValue="I–III">I-III</normalizedToken>
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(0 0/1 0/1 0), IV (0 0/1 0/0 0); trochanters 6-5-5-5, or I (1 0/1 1/2 1); II (1 0/1 0/2 1),
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<normalizedToken originalValue="III–IV">III-IV</normalizedToken>
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(1 1/1 0/2 0); femora 13-11-6-6, or I (2 3/1 2/3 2), II (2 3/1 2/2 1),
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<normalizedToken originalValue="III–IV">III-IV</normalizedToken>
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(1 2/1 1/0 1); genua 13-11-8 or 9-9, or I (2 3/2 3/1 2), II (2 3/1 2/1 2), III (2 2/1 2/0 1 in one specimen, or 2 2/1 2/1 1 in another specimen), IV (2 2/1 3/0 1); tibiae 13-10-8-8, or I (2 3/2 3/1 2), II (2 2/1 2/1 2),
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<normalizedToken originalValue="III–IV">III-IV</normalizedToken>
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(2 1/1 2/1 1); tarsi
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<normalizedToken originalValue="II–IV">II-IV</normalizedToken>
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18-18-18, all as 3 3/2 3/2 3 + md and mv. All setae on legs
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<normalizedToken originalValue="I–IV">I-IV</normalizedToken>
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simple, relatively short and tapered, except: femur I with pd1-2 thickened, pd2 thicker
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<pageBreakToken pageId="24" pageNumber="35" start="start">(</pageBreakToken>
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lengths: pd1 10-12, pd2 11-12); tarsi
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<normalizedToken originalValue="II–III">II-III</normalizedToken>
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with apical setae al1, av1, pv1, pl1 and subapical setae av2, pv2 and md short, spur-like; tarsus IV with setae al1, av1, pv1, pl1 and md short, spur-like; tarsi
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<normalizedToken originalValue="II–IV">II-IV</normalizedToken>
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with mv longer and slightly slender. Trochanter III with small cuticular spur posterolaterally, and trochanter IV with two cuticular spur posterolaterally. Ventral surfaces of coxae
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<normalizedToken originalValue="II–IV">II-IV</normalizedToken>
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and trochanters
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<normalizedToken originalValue="I–II">I-II</normalizedToken>
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, anterolateral surface of trochanter IV, and dorsal surfaces of femora and tibiae
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<normalizedToken originalValue="I–IV">I-IV</normalizedToken>
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, genua and basitarsi
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<normalizedToken originalValue="II–IV">II-IV</normalizedToken>
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with some sigillae. All ambulacra with a pair of well-developed hooked claws. Pulvilli not discerned.
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</paragraph>
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<caption pageId="24" pageNumber="35">
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<paragraph pageId="24" pageNumber="35">
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Figures 23-26.
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<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius lindquisti" order="Mesostigmata" pageId="24" pageNumber="35" phylum="Arthropoda" rank="species" species="lindquisti">Zygoseius lindquisti</taxonomicName>
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sp. n., female, legs
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<normalizedToken originalValue="I–IV">I-IV</normalizedToken>
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, dorsal view.
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</paragraph>
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</caption>
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<paragraph pageId="24" pageNumber="35">Spermathecal apparatus (Plate 2). Spermatheca small, 6-8 wide, somewhat kidney-shaped, with no stalk, directly connected to a globular, large sperm reservoir (diameter 17-21), followed by a long spermatic canal (27-34 long). Sperm reservoir presenting a narrow central duct; spermatic canal with distinct walls, diverging basally.</paragraph>
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<caption pageId="24" pageNumber="35">
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<paragraph pageId="24" pageNumber="35">
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Plate 2.
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<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius lindquisti" order="Mesostigmata" pageId="24" pageNumber="35" phylum="Arthropoda" rank="species" species="lindquisti">Zygoseius lindquisti</taxonomicName>
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sp. n., female, A, B spermathecal apparatus in two different females (Abbreviations as mentioned in Plate 1).
|
||
</paragraph>
|
||
</caption>
|
||
</subSubSection>
|
||
<subSubSection pageId="24" pageNumber="35" type="male and immature stages">
|
||
<paragraph pageId="24" pageNumber="35">Male and immature stages.</paragraph>
|
||
<paragraph pageId="24" pageNumber="35">Unknown.</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="25" pageNumber="36" type="materials_examined">
|
||
<paragraph pageId="25" pageNumber="36">
|
||
<pageBreakToken pageId="25" pageNumber="36" start="start">Material</pageBreakToken>
|
||
examined.
|
||
</paragraph>
|
||
<paragraph pageId="25" pageNumber="36">
|
||
Holotype: Female. Mexico, Chiapas State, 6 miles NE of San
|
||
<normalizedToken originalValue="Cristóbal">Cristobal</normalizedToken>
|
||
de Las Casas, from flood debris in creek, 15 May 1969, coll. Evert E. Lindquist. Paratype: Female, same data as holotype. The holotype and paratype are deposited at the Canadian National Collection of Insects, Arachnids and Nematodes (CNC), Agriculture and Agri-Food Canada, Ottawa, Canada.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="26" pageNumber="37" type="etymology">
|
||
<paragraph pageId="26" pageNumber="37">
|
||
<pageBreakToken pageId="26" pageNumber="37" start="start">Etymology</pageBreakToken>
|
||
.
|
||
</paragraph>
|
||
<paragraph pageId="26" pageNumber="37">
|
||
The species is named in honor of Evert E. Lindquist, for his invaluable endeavors on the systematics of
|
||
<taxonomicName lsidName="Ascoidea" order="Mesostigmata" pageId="26" pageNumber="37" rank="order">Mesostigmata</taxonomicName>
|
||
over the years. The specimens of this new species were collected by him.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection lastPageId="33" lastPageNumber="44" pageId="26" pageNumber="37" type="remarks">
|
||
<paragraph pageId="26" pageNumber="37">Remarks.</paragraph>
|
||
<paragraph lastPageId="28" lastPageNumber="39" pageId="26" pageNumber="37">
|
||
The dorsal seta of trochanter I in
|
||
<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius papaver" order="Mesostigmata" pageId="26" pageNumber="37" phylum="Arthropoda" rank="species" species="papaver">Zygoseius papaver</taxonomicName>
|
||
and
|
||
<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius lindquisti" order="Mesostigmata" pageId="26" pageNumber="37" phylum="Arthropoda" rank="species" species="lindquisti">Zygoseius lindquisti</taxonomicName>
|
||
is inserted in a posterior position. We herein call this seta d (Figs 10, 23), although in the chaeto
|
||
<pageBreakToken pageId="27" pageNumber="38" start="start">tactic</pageBreakToken>
|
||
formula, we indicated it as posterodorsal, given its clear posterior position, as in
|
||
<bibRefCitation author="Halliday, RB" journalOrPublisher="Acarologia" pageId="36" pageNumber="47" pagination="3 - 20" title="Revision of the genus Zygoseius Berlese (Acarina: Pachylaelapidae)." volume="38" year="1997">Halliday (1997)</bibRefCitation>
|
||
.
|
||
<bibRefCitation author="Evans, GO" journalOrPublisher="Bulletin of the British Museum (Natural History), Series Zoology" pageId="35" pageNumber="46" pagination="277 - 303" title="Observation on the chaetotaxy of the legs in the free-living Gamasina (Acari: Mesostigmata)." volume="10" year="1963 a">Evans (1963a</bibRefCitation>
|
||
, fig. 1i) indicated
|
||
<normalizedToken originalValue="‘ad’">'ad'</normalizedToken>
|
||
for this dorsal seta, as illustrated for
|
||
<taxonomicName class="Arachnida" family="Parasitidae" genus="Pergamasus" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Pergamasus" order="Mesostigmata" pageId="27" pageNumber="38" phylum="Arthropoda" rank="genus">Pergamasus</taxonomicName>
|
||
(
|
||
<taxonomicName family="Parasitidae" lsidName="" pageId="27" pageNumber="38" rank="family">Parasitidae</taxonomicName>
|
||
). In the text, however, he called it
|
||
<normalizedToken originalValue="‘d’">'d'</normalizedToken>
|
||
, for
|
||
<taxonomicName class="Arachnida" family="Parasitidae" genus="Pergamasus" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Pergamasus" order="Mesostigmata" pageId="27" pageNumber="38" phylum="Arthropoda" rank="genus">Pergamasus</taxonomicName>
|
||
and
|
||
<pageBreakToken pageId="28" pageNumber="39" start="start">for</pageBreakToken>
|
||
other gamasines. We have examined adult specimens of other
|
||
<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius" order="Mesostigmata" pageId="28" pageNumber="39" phylum="Arthropoda" rank="genus">Zygoseius</taxonomicName>
|
||
spp., as well as of
|
||
<taxonomicName family="Pachylaelapidae" genus="Pachylaelaps" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Pachylaelaps" order="Mesostigmata" pageId="28" pageNumber="39" phylum="Arthropoda" rank="genus">Pachylaelaps</taxonomicName>
|
||
(
|
||
<taxonomicName family="Pachylaelapidae" lsidName="" pageId="28" pageNumber="39" rank="family">Pachylaelapidae</taxonomicName>
|
||
),
|
||
<taxonomicName class="Arachnida" family="Laelapidae" genus="Gaeolaelaps" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Gaeolaelaps" order="Mesostigmata" pageId="28" pageNumber="39" phylum="Arthropoda" rank="genus">Gaeolaelaps</taxonomicName>
|
||
(
|
||
<taxonomicName family="Laelapidae" lsidName="" pageId="28" pageNumber="39" rank="family">Laelapidae</taxonomicName>
|
||
),
|
||
<taxonomicName class="Arachnida" family="Ologamasidae" genus="Asca" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Asca" order="Mesostigmata" pageId="28" pageNumber="39" phylum="Arthropoda" rank="genus">Asca</taxonomicName>
|
||
(
|
||
<taxonomicName family="Ascidae" lsidName="" pageId="28" pageNumber="39" rank="family">Ascidae</taxonomicName>
|
||
),
|
||
<taxonomicName family="Ascidae" genus="Proctolaelaps" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Proctolaelaps" order="Mesostigmata" pageId="28" pageNumber="39" phylum="Arthropoda" rank="genus">Proctolaelaps</taxonomicName>
|
||
(
|
||
<taxonomicName family="Melicharidae" lsidName="" pageId="28" pageNumber="39" rank="family">Melicharidae</taxonomicName>
|
||
),
|
||
<taxonomicName class="Arachnida" family="Parasitidae" genus="Parasitus" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Parasitus" order="Mesostigmata" pageId="28" pageNumber="39" phylum="Arthropoda" rank="genus">Parasitus</taxonomicName>
|
||
and
|
||
<taxonomicName class="Arachnida" family="Parasitidae" genus="Pergamasus" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Pergamasus" order="Mesostigmata" pageId="28" pageNumber="39" phylum="Arthropoda" rank="genus">Pergamasus</taxonomicName>
|
||
(
|
||
<taxonomicName family="Parasitidae" lsidName="" pageId="28" pageNumber="39" rank="family">Parasitidae</taxonomicName>
|
||
), and the dorsal seta of trochanter I was usually inserted in a slightly to moderately posterior position, and rarely on the mediodorsal line or in a (slightly) anterior position.
|
||
</paragraph>
|
||
<paragraph lastPageId="30" lastPageNumber="41" pageId="29" pageNumber="40">
|
||
<pageBreakToken pageId="29" pageNumber="40" start="start">In</pageBreakToken>
|
||
his diagnosis of the genus
|
||
<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius" order="Mesostigmata" pageId="29" pageNumber="40" phylum="Arthropoda" rank="genus">Zygoseius</taxonomicName>
|
||
,
|
||
<bibRefCitation author="Halliday, RB" journalOrPublisher="Acarologia" pageId="36" pageNumber="47" pagination="3 - 20" title="Revision of the genus Zygoseius Berlese (Acarina: Pachylaelapidae)." volume="38" year="1997">Halliday (1997)</bibRefCitation>
|
||
indicated one pv and one pl setae on trochanter IV, whereas
|
||
<bibRefCitation author="Evans, GO" journalOrPublisher="Bulletin of the British Museum (Natural History), Series Zoology" pageId="35" pageNumber="46" pagination="277 - 303" title="Observation on the chaetotaxy of the legs in the free-living Gamasina (Acari: Mesostigmata)." volume="10" year="1963 a">Evans (1963a)</bibRefCitation>
|
||
indicated two pv and no pl (as we did, herein). Indeed, pv1 is inserted much more posteriorly than pv2 (although not
|
||
<pageBreakToken pageId="30" pageNumber="41" start="start">necessarily</pageBreakToken>
|
||
posterolaterally), and this situation is similar to that of pv1-2 of trochanters
|
||
<normalizedToken originalValue="II–III">II-III</normalizedToken>
|
||
(
|
||
<bibRefCitation author="Evans, GO" journalOrPublisher="Bulletin of the British Museum (Natural History), Series Zoology" pageId="35" pageNumber="46" pagination="277 - 303" title="Observation on the chaetotaxy of the legs in the free-living Gamasina (Acari: Mesostigmata)." volume="10" year="1963 a">Evans 1963a</bibRefCitation>
|
||
; Figs 11-13, 24-26).
|
||
</paragraph>
|
||
<paragraph lastPageId="32" lastPageNumber="43" pageId="30" pageNumber="41">
|
||
In addition to poroid idR3, between setae R3 and R4, the soft opisthogastric cuticle has a sclerotized complex of two pore-like structures, posterolaterad the peritre
|
||
<pageBreakToken pageId="31" pageNumber="42" start="start">matal-metapodal</pageBreakToken>
|
||
shield. These structures may be two openings of the same underlying gland complex; alternatively, they may be a gland opening and an associated poroid (note that both of these structures are sometimes visible in lateral view when the soft cuticle is folded, instead of the normal ventral view). It is unclear whether this gland
|
||
<pageBreakToken pageId="32" pageNumber="43" start="start">opening</pageBreakToken>
|
||
is homologous to the one (gp) typically found in the poststigmatic region of peritrematal shields in many
|
||
<taxonomicName lsidName="Ascoidea" order="Mesostigmata" pageId="32" pageNumber="43" rank="order">Mesostigmata</taxonomicName>
|
||
(e.g.
|
||
<bibRefCitation author="Lindquist, EE" journalOrPublisher="Memoirs of the Entomological Society of Canada" pageId="36" pageNumber="47" title="Acarologia" url="10.1051/acarologia/20162242" year="2016">Lindquist and Moraza 2016</bibRefCitation>
|
||
). This double pore-like structure also occurs in
|
||
<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius papaver" order="Mesostigmata" pageId="32" pageNumber="43" phylum="Arthropoda" rank="species" species="papaver">Zygoseius papaver</taxonomicName>
|
||
sp. n., as well as in
|
||
<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius ampullus" order="Mesostigmata" pageId="32" pageNumber="43" phylum="Arthropoda" rank="species" species="ampullus">Zygoseius ampullus</taxonomicName>
|
||
and
|
||
<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius metoecus" order="Mesostigmata" pageId="32" pageNumber="43" phylum="Arthropoda" rank="species" species="metoecus">Zygoseius metoecus</taxonomicName>
|
||
(
|
||
<bibRefCitation author="Halliday, RB" journalOrPublisher="Acarologia" pageId="36" pageNumber="47" pagination="3 - 20" title="Revision of the genus Zygoseius Berlese (Acarina: Pachylaelapidae)." volume="38" year="1997">Halliday 1997</bibRefCitation>
|
||
), and
|
||
<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius sarcinulus" order="Mesostigmata" pageId="32" pageNumber="43" phylum="Arthropoda" rank="species" species="sarcinulus">Zygoseius sarcinulus</taxonomicName>
|
||
(AA, personal observations).
|
||
</paragraph>
|
||
<paragraph pageId="33" pageNumber="44">
|
||
<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius lindquisti" order="Mesostigmata" pageId="33" pageNumber="44" phylum="Arthropoda" rank="species" species="lindquisti">
|
||
<pageBreakToken pageId="33" pageNumber="44" start="start">Zygoseius</pageBreakToken>
|
||
lindquisti
|
||
</taxonomicName>
|
||
sp. n. shares certain morphological features with
|
||
<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius incisus" order="Mesostigmata" pageId="33" pageNumber="44" phylum="Arthropoda" rank="species" species="incisus">Zygoseius incisus</taxonomicName>
|
||
Karg, 1998 and
|
||
<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius margaritatus" order="Mesostigmata" pageId="33" pageNumber="44" phylum="Arthropoda" rank="species" species="margaritatus">Zygoseius margaritatus</taxonomicName>
|
||
Karg & Schorlemmer, 2009, including: (1) an epistome with two thin projections, about twice as long as distance between their bases, sparsely serrated, mostly in apical half; (2) the ratio J4 setae inserted well farther apart from each other than J1 setae (ratio of distance J4
|
||
<normalizedToken originalValue="–J4/J1–">-J4/J1-</normalizedToken>
|
||
J1= 1.42-1.57 in
|
||
<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius lindquisti" order="Mesostigmata" pageId="33" pageNumber="44" phylum="Arthropoda" rank="species" species="lindquisti">Zygoseius lindquisti</taxonomicName>
|
||
sp. n.); (3) J1-2 setae slightly shorter than distance between insertions of J1 and J2 (length J1-2 setae/J1-2 distance= 0.8-0.9 in
|
||
<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius lindquisti" order="Mesostigmata" pageId="33" pageNumber="44" phylum="Arthropoda" rank="species" species="lindquisti">Zygoseius lindquisti</taxonomicName>
|
||
sp. n.); (4) ventrianal shield with short setae, including JV1-2; (5) the length of seta Z5 (20-26 in
|
||
<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius lindquisti" order="Mesostigmata" pageId="33" pageNumber="44" phylum="Arthropoda" rank="species" species="lindquisti">Zygoseius lindquisti</taxonomicName>
|
||
sp. n.). It also has a spermathecal apparatus similar to
|
||
<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius margaritatus" order="Mesostigmata" pageId="33" pageNumber="44" phylum="Arthropoda" rank="species" species="margaritatus">Zygoseius margaritatus</taxonomicName>
|
||
, although the latter has a more elongate, egg-shaped spermatic reservoir followed by a spermatic canal more constricted distally. The spermathecal apparatus of
|
||
<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius incisus" order="Mesostigmata" pageId="33" pageNumber="44" phylum="Arthropoda" rank="species" species="incisus">Zygoseius incisus</taxonomicName>
|
||
is distinct, with a narrow elongate spermatic canal. The species
|
||
<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius lindquisti" order="Mesostigmata" pageId="33" pageNumber="44" phylum="Arthropoda" rank="species" species="lindquisti">Zygoseius lindquisti</taxonomicName>
|
||
sp. n. can further be distinguished from the two species by (1) the dense micropunctation on its dorsal, sternal and genital shields, and its ventrianal shield lineate anteriorly and reticulate laterally and posteriorly; (2) its relatively broad dorsal shield (396-413 long, 278-283 wide; vs 430 long, 260 wide in
|
||
<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius incisus" order="Mesostigmata" pageId="33" pageNumber="44" phylum="Arthropoda" rank="species" species="incisus">Zygoseius incisus</taxonomicName>
|
||
, 336-392 long, 231-256 wide in
|
||
<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius margaritatus" order="Mesostigmata" pageId="33" pageNumber="44" phylum="Arthropoda" rank="species" species="margaritatus">Zygoseius margaritatus</taxonomicName>
|
||
); (3) its relatively wide ventrianal shield (153-154 long, 189-196 wide; vs. 160 long, 170 wide in
|
||
<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius incisus" order="Mesostigmata" pageId="33" pageNumber="44" phylum="Arthropoda" rank="species" species="incisus">Zygoseius incisus</taxonomicName>
|
||
, 140 long, 182 wide in
|
||
<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius margaritatus" order="Mesostigmata" pageId="33" pageNumber="44" phylum="Arthropoda" rank="species" species="margaritatus">Zygoseius margaritatus</taxonomicName>
|
||
); (4) many longer setae in the opisthonotal region (e.g. J1, J4, S5).
|
||
</paragraph>
|
||
<paragraph pageId="33" pageNumber="44">
|
||
The new species also has a spermathecal apparatus similar to
|
||
<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius furciger" order="Mesostigmata" pageId="33" pageNumber="44" phylum="Arthropoda" rank="species" species="furciger">Zygoseius furciger</taxonomicName>
|
||
. Based on the two females examined, however,
|
||
<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius lindquisti" order="Mesostigmata" pageId="33" pageNumber="44" phylum="Arthropoda" rank="species" species="lindquisti">Zygoseius lindquisti</taxonomicName>
|
||
sp. n. has a sperm reservoir globular with enlarged spermatic canal throughout, whereas the sperm reservoir of
|
||
<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius furciger" order="Mesostigmata" pageId="33" pageNumber="44" phylum="Arthropoda" rank="species" species="furciger">Zygoseius furciger</taxonomicName>
|
||
ranges from globular to oval with spermatic canal constricted distally (in proximity to sperm reservoir). The detailed description of
|
||
<bibRefCitation author="Halliday, RB" journalOrPublisher="Acarologia" pageId="36" pageNumber="47" pagination="3 - 20" title="Revision of the genus Zygoseius Berlese (Acarina: Pachylaelapidae)." volume="38" year="1997">Halliday (1997)</bibRefCitation>
|
||
allows to easily distinguish the new species from
|
||
<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius furciger" order="Mesostigmata" pageId="33" pageNumber="44" phylum="Arthropoda" rank="species" species="furciger">Zygoseius furciger</taxonomicName>
|
||
, by (1) its sternal shield faintly lineate and densely micropunctate (reticulate and with punctae along cell margins in
|
||
<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius furciger" order="Mesostigmata" pageId="33" pageNumber="44" phylum="Arthropoda" rank="species" species="furciger">Zygoseius furciger</taxonomicName>
|
||
); (2) smaller dorsal shield (396-413 long; vs 418-518 in
|
||
<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius furciger" order="Mesostigmata" pageId="33" pageNumber="44" phylum="Arthropoda" rank="species" species="furciger">Zygoseius furciger</taxonomicName>
|
||
); (3) some setae in opisthonotal region slightly longer (e.g. J1, J4); (4) hypostomal setae h1 and h3 subequal in length (h3 about 1.5
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
as long as h1 in Halliday, 1997); (5) deutosternum with 6-7 rows of denticles (eight rows in
|
||
<taxonomicName class="Arachnida" family="Pachylaelapidae" genus="Zygoseius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Zygoseius furciger" order="Mesostigmata" pageId="33" pageNumber="44" phylum="Arthropoda" rank="species" species="furciger">Zygoseius furciger</taxonomicName>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |