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<document id="EA5A939D9CC32461784EA659972EB3EA" ID-DOI="10.11646/zootaxa.3869.2.2" ID-GBIF-Dataset="1b120e50-8746-4498-a243-8d4649cdb8db" ID-ISSN="1175-5326" ID-Zenodo-Dep="228749" ID-ZooBank="407C7804-ABAB-4419-A4E3-478856A3A57B" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460923388536" checkinUser="plazi" docAuthor="Tuzovskij, Petr V." docDate="2014" docId="039B87E2FF81FFF82494F8614AE9FF2E" docLanguage="en" docName="zt03869p142.pdf" docOrigin="Zootaxa 3869 (2)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Hydryphantes planus Thon 1899" docType="treatment" docVersion="7" lastPageNumber="141" masterDocId="FFA2FF9AFF86FFF32403FFD64B1AFFD6" masterDocTitle="Larval morphology of Hydryphantes clypeatus Thor, 1899, H. dispar Schaub, 1888 and H. planus Thon, 1899 (Acari, Hydrachnidia: Hydryphantidae)" masterLastPageNumber="142" masterPageNumber="131" pageNumber="138" updateTime="1698362188151" updateUser="plazi">
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<mods:title id="8AC56458A00F55D4EEE70CC4CD311BB5">Larval morphology of Hydryphantes clypeatus Thor, 1899, H. dispar Schaub, 1888 and H. planus Thon, 1899 (Acari, Hydrachnidia: Hydryphantidae)</mods:title>
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<mods:namePart id="7839DDF8AC4F8D85D2DB26B3A0A8E7FC">Tuzovskij, Petr V.</mods:namePart>
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<mods:date id="F17E9B3F7A1CF8757DB2C5D5240FDA89">2014</mods:date>
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<treatment id="039B87E2FF81FFF82494F8614AE9FF2E" ID-DOI="http://doi.org/10.5281/zenodo.6132178" ID-GBIF-Taxon="119589103" ID-Zenodo-Dep="6132178" LSID="urn:lsid:plazi:treatment:039B87E2FF81FFF82494F8614AE9FF2E" httpUri="http://treatment.plazi.org/id/039B87E2FF81FFF82494F8614AE9FF2E" lastPageId="11" lastPageNumber="141" pageId="7" pageNumber="138">
<subSubSection id="C328657FFF81FFF42494F8614A3DF825" pageId="7" pageNumber="138" type="nomenclature">
<paragraph id="8B8D36F4FF81FFF42494F8614937F807" blockId="7.[151,557,1975,2035]" box="[151,557,1975,2001]" pageId="7" pageNumber="138">
<heading id="D0C58198FF81FFF42494F8614937F807" bold="true" box="[151,557,1975,2001]" fontSize="11" level="1" pageId="7" pageNumber="138" reason="1">
<taxonomicName id="4C324D77FF81FFF42494F8614937F807" authority="Thon, 1899" authorityName="Thon" authorityYear="1899" box="[151,557,1975,2001]" class="Arachnida" family="Hydryphantidae" genus="Hydryphantes" kingdom="Animalia" order="Trombidiformes" pageId="7" pageNumber="138" phylum="Arthropoda" rank="species" species="planus">
<emphasis id="B946EAE6FF81FFF42494F8614937F807" bold="true" box="[151,557,1975,2001]" pageId="7" pageNumber="138">
<emphasis id="B946EAE6FF81FFF42494F8614A83F807" bold="true" box="[151,409,1975,2001]" italics="true" pageId="7" pageNumber="138">Hydryphantes planus</emphasis>
Thon, 1899
</emphasis>
</taxonomicName>
</heading>
</paragraph>
<paragraph id="8B8D36F4FF81FFF42494F80C4A3DF825" blockId="7.[151,557,1975,2035]" box="[151,295,2010,2035]" pageId="7" pageNumber="138">
(
<figureCitation id="13092A71FF81FFF4249CF80C4A05F825" box="[159,287,2010,2035]" captionStart-0="FIGURES 32 33. H" captionStart-1="FIGURES 34 41. H" captionStart-2="FIGURES 42 45. H" captionStartId-0="8.[151,264,1835,1858]" captionStartId-1="9.[151,264,1910,1933]" captionStartId-2="10.[151,264,1115,1138]" captionTargetBox-0="[204,1386,1031,1801]" captionTargetBox-1="[209,1381,520,1910]" captionTargetBox-2="[209,1381,197,1087]" captionTargetId-0="figure@8.[187,1397,1010,1828]" captionTargetId-1="figure@9.[206,1381,507,1910]" captionTargetId-2="figure@10.[200,1387,193,1094]" captionTargetPageId-0="8" captionTargetPageId-1="9" captionTargetPageId-2="10" captionText-0="FIGURES 32 33. H. planus Thon, 1899, larva: 32, dorsal view; 33, ventral view. Scale bar: 50 µm." captionText-1="FIGURES 34 41. H. planus Thon, 1899, larva: 34 35, excretory pore plate; 36, chelicera, dorsal view; 37, pedipalp, ventrolateral view; 38, I-Leg- 4 6; 39, II-Leg- 4 6; 40, III-Leg- 4 6; 41, claws of leg III. Simple setae on I III-Leg- 4 6 are not shown. Scale bars: 34 35, 37, 41 = 20 µm, 36, 38 40 = 50 µm." captionText-2="FIGURES 42 45. H. planus Thon, 1899, female: 42, frontal plate; 43, capitulum; 44, chelicera; 45, pedipalp. Scale bars: 42 = 200 µm, 43 44 = 100 µm, 45 = 50 µm." httpUri-0="https://zenodo.org/record/228755/files/figure.png" httpUri-1="https://zenodo.org/record/228756/files/figure.png" httpUri-2="https://zenodo.org/record/228757/files/figure.png" pageId="7" pageNumber="138">Figs 3245</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="C328657FFF8EFFFB2494FF414A6CFF2E" pageId="8" pageNumber="139" type="materials_examined">
<paragraph id="8B8D36F4FF8EFFFB2494FF414A6CFF2E" blockId="8.[151,1437,151,968]" pageId="8" pageNumber="139">
<emphasis id="B946EAE6FF8EFFFB2494FF414A64FF66" bold="true" box="[151,382,151,176]" pageId="8" pageNumber="139">Material examined</emphasis>
. Larvae (n = 8) were reared from a single female collected in a sedge bog near village Postyltsevo, Nekouz District, Yaroslavl Province
<date id="FF8C1034FF8EFFFB26C1FF6A4841FF02" box="[706,859,188,212]" pageId="8" pageNumber="139" value="1974-06-19">19 June 1974</date>
, leg. P.V. Tuzovskij. The duration of the embryonic period was 14 days.
</paragraph>
</subSubSection>
<subSubSection id="C328657FFF8EFFFB24C4FED24E65FE5E" pageId="8" pageNumber="139" type="diagnosis">
<paragraph id="8B8D36F4FF8EFFFB24C4FED24E65FE5E" blockId="8.[151,1437,151,968]" pageId="8" pageNumber="139">
<emphasis id="B946EAE6FF8EFFFB24C4FED24A82FECB" bold="true" box="[199,408,260,285]" pageId="8" pageNumber="139">Diagnosis. Larva.</emphasis>
Distance between bases of trichobothria
<emphasis id="B946EAE6FF8EFFFB2765FED24898FECD" box="[870,898,260,283]" italics="true" pageId="8" pageNumber="139">Oi</emphasis>
larger than their length; all dorsal hysterosomal setae subequal; excretory pore plate usually as long as wide or slightly longer than wide; urstigma longer than wide; posterior margin of coxal plate II straight; P-5 with short solenidion; I-Leg-4 solenidion shorter than eupathidium, II-Leg-4 solenidion longer than eupathidium; III-Leg-5 with subequal solenidia; I-Leg-6
<emphasis id="B946EAE6FF8EFFFB2127FEA64E65FE5E" box="[1316,1407,368,392]" italics="true" pageId="8" pageNumber="139">de = ds.</emphasis>
</paragraph>
</subSubSection>
<subSubSection id="C328657FFF8EFFF924C4FE424F29F973" lastPageId="10" lastPageNumber="141" pageId="8" pageNumber="139" type="description">
<paragraph id="8B8D36F4FF8EFFFB24C4FE424ADCFDEB" blockId="8.[151,1437,151,968]" pageId="8" pageNumber="139">
<emphasis id="B946EAE6FF8EFFFB24C4FE424A4BFE7B" bold="true" box="[199,337,404,429]" pageId="8" pageNumber="139">Description</emphasis>
.
<emphasis id="B946EAE6FF8EFFFB2562FE424AB0FE7B" bold="true" box="[353,426,404,429]" pageId="8" pageNumber="139">Larva</emphasis>
. Colour red. Anterior pair of platelets triangular or oval, trichobothria
<emphasis id="B946EAE6FF8EFFFB20D4FE434FECFE7A" box="[1239,1270,405,428]" italics="true" pageId="8" pageNumber="139">Fp</emphasis>
long and well extending to posterior margin of dorsal plate; seta
<emphasis id="B946EAE6FF8EFFFB26DCFE6E4811FE06" box="[735,779,440,464]" italics="true" pageId="8" pageNumber="139">Fch</emphasis>
thick and half the length of
<emphasis id="B946EAE6FF8EFFFB205AFE6F4F62FE06" box="[1113,1144,441,464]" italics="true" pageId="8" pageNumber="139">Fp</emphasis>
(
<figureCitation id="13092A71FF8EFFFB2089FE614FFBFE06" box="[1162,1249,439,464]" captionStart="FIGURES 32 33. H" captionStartId="8.[151,264,1835,1858]" captionTargetBox="[204,1386,1031,1801]" captionTargetId="figure@8.[187,1397,1010,1828]" captionTargetPageId="8" captionText="FIGURES 32 33. H. planus Thon, 1899, larva: 32, dorsal view; 33, ventral view. Scale bar: 50 µm." httpUri="https://zenodo.org/record/228755/files/figure.png" pageId="8" pageNumber="139">Fig. 32</figureCitation>
). Posterior plate anteriorly narrow posteriorly widening; median eye rather large and situated between setae
<emphasis id="B946EAE6FF8EFFFB208CFE0B4FBEFE22" box="[1167,1188,477,500]" italics="true" pageId="8" pageNumber="139">Vi</emphasis>
; setae
<emphasis id="B946EAE6FF8EFFFB20F1FE0B4E1DFE22" box="[1266,1287,477,500]" italics="true" pageId="8" pageNumber="139">Vi</emphasis>
thick, longer than
<emphasis id="B946EAE6FF8EFFFB24CDFDD64BE0FDCE" box="[206,250,512,536]" italics="true" pageId="8" pageNumber="139">Fch</emphasis>
;
<emphasis id="B946EAE6FF8EFFFB250AFDD64A3FFDC1" box="[265,293,512,535]" italics="true" pageId="8" pageNumber="139">Oi</emphasis>
short, distance between
<emphasis id="B946EAE6FF8EFFFB2639FDD64966FDC1" box="[570,636,512,535]" italics="true" pageId="8" pageNumber="139">Oi-Oi</emphasis>
larger than their length. Other dorsal setae (
<emphasis id="B946EAE6FF8EFFFB206FFDD64E86FDCE" box="[1132,1436,512,536]" italics="true" pageId="8" pageNumber="139">Oe, Hi, He, Sci, Sce, Li, Le</emphasis>
and
<emphasis id="B946EAE6FF8EFFFB24C5FDF24BC6FDED" box="[198,220,548,571]" italics="true" pageId="8" pageNumber="139">Si</emphasis>
) thick and subequal.
</paragraph>
<paragraph id="8B8D36F4FF8EFFFB24CCFD914885FD71" blockId="8.[151,1437,151,968]" pageId="8" pageNumber="139">
Coxal plates II triangular without setae, coxal plates I and III more or less trapezoidal and rounded medially (
<figureCitation id="13092A71FF8EFFFB249CFDBA4BEEFD52" box="[159,244,620,645]" captionStart="FIGURES 32 33. H" captionStartId="8.[151,264,1835,1858]" captionTargetBox="[204,1386,1031,1801]" captionTargetId="figure@8.[187,1397,1010,1828]" captionTargetPageId="8" captionText="FIGURES 32 33. H. planus Thon, 1899, larva: 32, dorsal view; 33, ventral view. Scale bar: 50 µm." httpUri="https://zenodo.org/record/228755/files/figure.png" pageId="8" pageNumber="139">Fig. 33</figureCitation>
); all coxal setae relatively short and subequal. Urstigma oval, longer than wide. Setae
<emphasis id="B946EAE6FF8EFFFB20D5FDBA4E5EFD52" box="[1238,1348,620,644]" italics="true" pageId="8" pageNumber="139">Se, Ci, Pi</emphasis>
and
<emphasis id="B946EAE6FF8EFFFB217DFDBB4E81FD52" box="[1406,1435,621,644]" italics="true" pageId="8" pageNumber="139">Pe</emphasis>
subequal and slightly longer and thicker than both pairs of anal setae.
</paragraph>
<paragraph id="8B8D36F4FF8EFFFB24CDFD6348B4FD26" blockId="8.[151,1437,151,968]" pageId="8" pageNumber="139">
Excretory pore plate small, usually longer than wide (
<figureCitation id="13092A71FF8EFFFB2729FD6248B7FD1B" box="[810,941,692,717]" captionStart="FIGURES 34 41. H" captionStartId="9.[151,264,1910,1933]" captionTargetBox="[209,1381,520,1910]" captionTargetId="figure@9.[206,1381,507,1910]" captionTargetPageId="9" captionText="FIGURES 34 41. H. planus Thon, 1899, larva: 34 35, excretory pore plate; 36, chelicera, dorsal view; 37, pedipalp, ventrolateral view; 38, I-Leg- 4 6; 39, II-Leg- 4 6; 40, III-Leg- 4 6; 41, claws of leg III. Simple setae on I III-Leg- 4 6 are not shown. Scale bars: 34 35, 37, 41 = 20 µm, 36, 38 40 = 50 µm." httpUri="https://zenodo.org/record/228756/files/figure.png" pageId="8" pageNumber="139">Figs 3435</figureCitation>
), excretory pore located near posterior plate margin. Bases of setae
<emphasis id="B946EAE6FF8EFFFB259AFD0E4AACFD39" box="[409,438,728,751]" italics="true" pageId="8" pageNumber="139">Ae</emphasis>
situated near middle of excretory pore plate.
</paragraph>
<paragraph id="8B8D36F4FF8EFFFB24C4FD2A4AD5FCEE" blockId="8.[151,1437,151,968]" pageId="8" pageNumber="139">
Chelicera (
<figureCitation id="13092A71FF8EFFFB2546FD2A4A83FCC3" box="[325,409,764,789]" captionStart="FIGURES 34 41. H" captionStartId="9.[151,264,1910,1933]" captionTargetBox="[209,1381,520,1910]" captionTargetId="figure@9.[206,1381,507,1910]" captionTargetPageId="9" captionText="FIGURES 34 41. H. planus Thon, 1899, larva: 34 35, excretory pore plate; 36, chelicera, dorsal view; 37, pedipalp, ventrolateral view; 38, I-Leg- 4 6; 39, II-Leg- 4 6; 40, III-Leg- 4 6; 41, claws of leg III. Simple setae on I III-Leg- 4 6 are not shown. Scale bars: 34 35, 37, 41 = 20 µm, 36, 38 40 = 50 µm." httpUri="https://zenodo.org/record/228756/files/figure.png" pageId="8" pageNumber="139">Fig. 36</figureCitation>
) with large basal segment and small stylet. Basal segment with rather wide strips, stylet strong, without apical teeth.
</paragraph>
<paragraph id="8B8D36F4FF8EFFFB24CCFC924893FC1E" blockId="8.[151,1437,151,968]" pageId="8" pageNumber="139">
Pedipalps stout (
<figureCitation id="13092A71FF8EFFFB258FFC924AF8FC8A" box="[396,482,836,861]" captionStart="FIGURES 34 41. H" captionStartId="9.[151,264,1910,1933]" captionTargetBox="[209,1381,520,1910]" captionTargetId="figure@9.[206,1381,507,1910]" captionTargetPageId="9" captionText="FIGURES 34 41. H. planus Thon, 1899, larva: 34 35, excretory pore plate; 36, chelicera, dorsal view; 37, pedipalp, ventrolateral view; 38, I-Leg- 4 6; 39, II-Leg- 4 6; 40, III-Leg- 4 6; 41, claws of leg III. Simple setae on I III-Leg- 4 6 are not shown. Scale bars: 34 35, 37, 41 = 20 µm, 36, 38 40 = 50 µm." httpUri="https://zenodo.org/record/228756/files/figure.png" pageId="8" pageNumber="139">Fig. 37</figureCitation>
): P-1 short and without seta; P-2 large with convex dorsal margin and single dorsal setae proximally to middle of segment; P-3 with two subequal setae (proximal and distal); P-4 with three thin nearly subequal setae, claw large, dorsodistally bifurcate, with unequal clawlets; P-5 small, with a single, short solenidion and seven setae, five long and, thick, two short and thin.
</paragraph>
<caption id="DF4D667CFF8EFFFB2494F8FD4F94F894" box="[151,1166,1835,1858]" httpUri="https://zenodo.org/record/228755/files/figure.png" pageId="8" pageNumber="139" targetBox="[204,1386,1031,1801]" targetPageId="8">
<paragraph id="8B8D36F4FF8EFFFB2494F8FD4F94F894" blockId="8.[151,1166,1835,1858]" box="[151,1166,1835,1858]" pageId="8" pageNumber="139">
<emphasis id="B946EAE6FF8EFFFB2494F8FD4A49F897" bold="true" box="[151,339,1835,1858]" pageId="8" pageNumber="139">FIGURES 3233.</emphasis>
<taxonomicName id="4C324D77FF8EFFFB2559F8FB4923F894" authority="Thon, 1899" authorityName="Thon" authorityYear="1899" box="[346,569,1836,1858]" class="Arachnida" family="Hydryphantidae" genus="Hydryphantes" kingdom="Animalia" order="Trombidiformes" pageId="8" pageNumber="139" phylum="Arthropoda" rank="species" species="planus">
<emphasis id="B946EAE6FF8EFFFB2559F8FB4A69F894" box="[346,371,1837,1858]" italics="true" pageId="8" pageNumber="139">H.</emphasis>
<emphasis id="B946EAE6FF8EFFFB257BF8FA4AA6F894" box="[376,444,1836,1858]" italics="true" pageId="8" pageNumber="139">planus</emphasis>
Thon, 1899
</taxonomicName>
, larva: 32, dorsal view; 33, ventral view. Scale bar: 50 µm.
</paragraph>
</caption>
<paragraph id="8B8D36F4FF8EFFFA24C4F8BC4F56FF02" blockId="8.[151,1437,1897,2030]" lastBlockId="9.[151,1437,151,464]" lastPageId="9" lastPageNumber="140" pageId="8" pageNumber="139">
Legs 6-segmented. Shape and arrangement of specialized setae on terminal segments as shown in
<figureCitation id="13092A71FF8EFFFB211BF8BF4E83F854" box="[1304,1433,1897,1922]" captionStart="FIGURES 34 41. H" captionStartId="9.[151,264,1910,1933]" captionTargetBox="[209,1381,520,1910]" captionTargetId="figure@9.[206,1381,507,1910]" captionTargetPageId="9" captionText="FIGURES 34 41. H. planus Thon, 1899, larva: 34 35, excretory pore plate; 36, chelicera, dorsal view; 37, pedipalp, ventrolateral view; 38, I-Leg- 4 6; 39, II-Leg- 4 6; 40, III-Leg- 4 6; 41, claws of leg III. Simple setae on I III-Leg- 4 6 are not shown. Scale bars: 34 35, 37, 41 = 20 µm, 36, 38 40 = 50 µm." httpUri="https://zenodo.org/record/228756/files/figure.png" pageId="8" pageNumber="139">Figs 3840</figureCitation>
. I-Leg-4 solenidion slightly shorter and thinner than eupathidium, I-Leg-5 proximal solenidia subequal, I-Leg-6 eupathidium short and situated on equal level with the solenidion basis; II-Leg-4 solenidion 2.02.5 times longer than eupathidium, II-Leg-5 both proximal solenidia subequal in length, II-Leg-6 solenidion in proximal, eupathidium in submedial position; III-Leg-4 proximal solenidion slightly longer than III-Leg-5 solenidion. Empodium large and crescent-shaped on all tarsi, ambulacra short and thin (
<figureCitation id="13092A71FF8FFFFA27E8FF6A4F25FF02" box="[1003,1087,188,213]" captionStart="FIGURES 34 41. H" captionStartId="9.[151,264,1910,1933]" captionTargetBox="[209,1381,520,1910]" captionTargetId="figure@9.[206,1381,507,1910]" captionTargetPageId="9" captionText="FIGURES 34 41. H. planus Thon, 1899, larva: 34 35, excretory pore plate; 36, chelicera, dorsal view; 37, pedipalp, ventrolateral view; 38, I-Leg- 4 6; 39, II-Leg- 4 6; 40, III-Leg- 4 6; 41, claws of leg III. Simple setae on I III-Leg- 4 6 are not shown. Scale bars: 34 35, 37, 41 = 20 µm, 36, 38 40 = 50 µm." httpUri="https://zenodo.org/record/228756/files/figure.png" pageId="9" pageNumber="140">Fig. 41</figureCitation>
).
</paragraph>
<paragraph id="8B8D36F4FF8FFFFA24C4FF364BFEFE06" blockId="9.[151,1437,151,464]" pageId="9" pageNumber="140">
Measurements, n=10. Dorsal plate L 4548, W 4851; setae
<emphasis id="B946EAE6FF8FFFFA276EFF364883FF2E" box="[877,921,224,248]" italics="true" pageId="9" pageNumber="140">Fch</emphasis>
L 2529, setae
<emphasis id="B946EAE6FF8FFFFA2049FF374F73FF2E" box="[1098,1129,225,248]" italics="true" pageId="9" pageNumber="140">Fp</emphasis>
L 5565, setae
<emphasis id="B946EAE6FF8FFFFA2119FF364E35FF21" box="[1306,1327,224,247]" italics="true" pageId="9" pageNumber="140">Vi</emphasis>
L 3742, setae
<emphasis id="B946EAE6FF8FFFFA24D6FED24BEBFECD" box="[213,241,260,283]" italics="true" pageId="9" pageNumber="140">Oi</emphasis>
L 913, setae
<emphasis id="B946EAE6FF8FFFFA2597FED249DAFECA" box="[404,704,260,284]" italics="true" pageId="9" pageNumber="140">Oe, Hi, He, Sci, Sce, Li, Le</emphasis>
and
<emphasis id="B946EAE6FF8FFFFA26F6FED24811FECD" box="[757,779,260,283]" italics="true" pageId="9" pageNumber="140">Si</emphasis>
L 2835; setae
<emphasis id="B946EAE6FF8FFFFA27BFFED248CCFECD" box="[956,982,260,283]" italics="true" pageId="9" pageNumber="140">Ci</emphasis>
,
<emphasis id="B946EAE6FF8FFFFA27E6FED24F4BFECA" box="[997,1105,260,284]" italics="true" pageId="9" pageNumber="140">Se, Pi, Pe</emphasis>
1519; setae
<emphasis id="B946EAE6FF8FFFFA20EAFED24E1CFECD" box="[1257,1286,260,283]" italics="true" pageId="9" pageNumber="140">Ae</emphasis>
and
<emphasis id="B946EAE6FF8FFFFA213FFED24E40FECD" box="[1340,1370,260,283]" italics="true" pageId="9" pageNumber="140">Ae</emphasis>
8-10; distance between setae
<emphasis id="B946EAE6FF8FFFFA259DFEFE4AC9FEE9" box="[414,467,296,319]" italics="true" pageId="9" pageNumber="140">Vi-Vi</emphasis>
3538, distance between setae
<emphasis id="B946EAE6FF8FFFFA273AFEFE4860FEE9" box="[825,890,296,319]" italics="true" pageId="9" pageNumber="140">Oi-Oi</emphasis>
1920; excretory pore plate L 1113, W 1012; urstigma L 1213, W 1011; basal segments of chelicerae L 7377, cheliceral stylet L 1923; pedipalpal segments (P-15) L: 68, 2729, 1619, 1920, 1012; leg segments L: I-Leg-16: 2123, 1920, 1619, 2529, 3438, 6065; II-Leg-16: 1923, 810, 1216, 1517, 3133, 4448; III-Leg-16: 2224, 810, 1517, 1920, 3133, 4445.
</paragraph>
<caption id="DF4D667CFF8FFFFA2494F8A0480CF81C" httpUri="https://zenodo.org/record/228756/files/figure.png" pageId="9" pageNumber="140" targetBox="[209,1381,520,1910]" targetPageId="9">
<paragraph id="8B8D36F4FF8FFFFA2494F8A0480CF81C" blockId="9.[151,1436,1910,1994]" pageId="9" pageNumber="140">
<emphasis id="B946EAE6FF8FFFFA2494F8A04A40F85A" bold="true" box="[151,346,1910,1933]" pageId="9" pageNumber="140">FIGURES 3441.</emphasis>
<taxonomicName id="4C324D77FF8FFFFA2566F8AE494DF85B" authority="Thon, 1899" authorityName="Thon" authorityYear="1899" box="[357,599,1911,1933]" class="Arachnida" family="Hydryphantidae" genus="Hydryphantes" kingdom="Animalia" order="Trombidiformes" pageId="9" pageNumber="140" phylum="Arthropoda" rank="species" species="planus">
<emphasis id="B946EAE6FF8FFFFA2566F8AE4A65F85B" box="[357,383,1912,1933]" italics="true" pageId="9" pageNumber="140">H.</emphasis>
<emphasis id="B946EAE6FF8FFFFA2588F8A14AD5F85B" box="[395,463,1911,1933]" italics="true" pageId="9" pageNumber="140">planus</emphasis>
Thon, 1899
</taxonomicName>
, larva: 3435, excretory pore plate; 36, chelicera, dorsal view; 37, pedipalp, ventrolateral view; 38, I-Leg-46; 39, II-Leg-46; 40, III-Leg-46; 41, claws of leg III. Simple setae on IIII-Leg-46 are not shown. Scale bars: 3435, 37, 41 = 20 µm, 36, 3840 = 50 µm.
</paragraph>
</caption>
<caption id="DF4D667CFF8CFFF92494FB8D4938FB47" httpUri="https://zenodo.org/record/228757/files/figure.png" pageId="10" pageNumber="141" targetBox="[209,1381,197,1087]" targetPageId="10">
<paragraph id="8B8D36F4FF8CFFF92494FB8D4938FB47" blockId="10.[151,1436,1115,1169]" pageId="10" pageNumber="141">
<emphasis id="B946EAE6FF8CFFF92494FB8D4A4EFBA7" bold="true" box="[151,340,1115,1138]" pageId="10" pageNumber="141">FIGURES 4245.</emphasis>
<taxonomicName id="4C324D77FF8CFFF92559FB8B4920FBA4" authority="Thon, 1899" authorityName="Thon" authorityYear="1899" box="[346,570,1116,1138]" class="Arachnida" family="Hydryphantidae" genus="Hydryphantes" kingdom="Animalia" order="Trombidiformes" pageId="10" pageNumber="141" phylum="Arthropoda" rank="species" species="planus">
<emphasis id="B946EAE6FF8CFFF92559FB8B4AA7FBA4" box="[346,445,1116,1138]" italics="true" pageId="10" pageNumber="141">H. planus</emphasis>
Thon, 1899
</taxonomicName>
, female: 42, frontal plate; 43, capitulum; 44, chelicera; 45, pedipalp. Scale bars: 42 = 200 µm, 4344 = 100 µm, 45 = 50 µm.
</paragraph>
</caption>
<paragraph id="8B8D36F4FF8CFFF924C4FB6E4F26FACE" blockId="10.[151,1437,1208,2025]" pageId="10" pageNumber="141">
<emphasis id="B946EAE6FF8CFFF924C4FB6E4A3FFB07" bold="true" box="[199,293,1208,1233]" pageId="10" pageNumber="141">Female.</emphasis>
Integument soft, with rather short, rounded papillae. Frontal plate (
<figureCitation id="13092A71FF8CFFF9201CFB6E4F68FB06" box="[1055,1138,1208,1233]" captionStart="FIGURES 42 45. H" captionStartId="10.[151,264,1115,1138]" captionTargetBox="[209,1381,197,1087]" captionTargetId="figure@10.[200,1387,193,1094]" captionTargetPageId="10" captionText="FIGURES 42 45. H. planus Thon, 1899, female: 42, frontal plate; 43, capitulum; 44, chelicera; 45, pedipalp. Scale bars: 42 = 200 µm, 43 44 = 100 µm, 45 = 50 µm." httpUri="https://zenodo.org/record/228757/files/figure.png" pageId="10" pageNumber="141">Fig. 42</figureCitation>
) compact, anterior margin obtuse-angled, lateral and posterior margins usually concave, anterior part wider than posterior one, posterior projections short. Median eye small and situated slightly posterior to anterior setae.
</paragraph>
<paragraph id="8B8D36F4FF8CFFF924C4FAF24A6AFA53" blockId="10.[151,1437,1208,2025]" pageId="10" pageNumber="141">
Capitulum (
<figureCitation id="13092A71FF8CFFF92552FAF24ABDFAEA" box="[337,423,1316,1341]" captionStart="FIGURES 42 45. H" captionStartId="10.[151,264,1115,1138]" captionTargetBox="[209,1381,197,1087]" captionTargetId="figure@10.[200,1387,193,1094]" captionTargetPageId="10" captionText="FIGURES 42 45. H. planus Thon, 1899, female: 42, frontal plate; 43, capitulum; 44, chelicera; 45, pedipalp. Scale bars: 42 = 200 µm, 43 44 = 100 µm, 45 = 50 µm." httpUri="https://zenodo.org/record/228757/files/figure.png" pageId="10" pageNumber="141">Fig. 43</figureCitation>
) with equally convex basal part and short rostrum (base of capitulum/rostrum L ratio 7.08.0). Chelicera (
<figureCitation id="13092A71FF8CFFF92580FA9E4AC3FAB6" box="[387,473,1352,1377]" captionStart="FIGURES 42 45. H" captionStartId="10.[151,264,1115,1138]" captionTargetBox="[209,1381,197,1087]" captionTargetId="figure@10.[200,1387,193,1094]" captionTargetPageId="10" captionText="FIGURES 42 45. H. planus Thon, 1899, female: 42, frontal plate; 43, capitulum; 44, chelicera; 45, pedipalp. Scale bars: 42 = 200 µm, 43 44 = 100 µm, 45 = 50 µm." httpUri="https://zenodo.org/record/228757/files/figure.png" pageId="10" pageNumber="141">Fig. 44</figureCitation>
) rather slender, basal segment with obtuse-angled dorsal hump near middle, stylet moderate in length.
</paragraph>
<paragraph id="8B8D36F4FF8CFFF924C4FA4648CBFA1B" blockId="10.[151,1437,1208,2025]" pageId="10" pageNumber="141">
Pedipalp compact (
<figureCitation id="13092A71FF8CFFF925A7FA464AE6FA7F" box="[420,508,1424,1449]" captionStart="FIGURES 42 45. H" captionStartId="10.[151,264,1115,1138]" captionTargetBox="[209,1381,197,1087]" captionTargetId="figure@10.[200,1387,193,1094]" captionTargetPageId="10" captionText="FIGURES 42 45. H. planus Thon, 1899, female: 42, frontal plate; 43, capitulum; 44, chelicera; 45, pedipalp. Scale bars: 42 = 200 µm, 43 44 = 100 µm, 45 = 50 µm." httpUri="https://zenodo.org/record/228757/files/figure.png" pageId="10" pageNumber="141">Fig. 45</figureCitation>
): P-1 with 34 dorsodistal setae; P-2 with 1318 setae; P-3 with 47 setae; P-4 slender with three thin distal setae and a short and thick dorsodistal spine.
</paragraph>
<paragraph id="8B8D36F4FF8CFFF924C4FA0F4F29F973" blockId="10.[151,1437,1208,2025]" pageId="10" pageNumber="141">Measurements, n=2. Idiosoma L 11001500; dorsal plate L 425440, W 385400; genital flap L 235250, W 110125; genital acetabula (ac.1ac.3) L 4550, 3037, 5065; capitulum L 265275, rostrum L 3545, chelicera L 360375, cheliceral stylet L 120125; pedipalpal segments (P-15) L: 7080, 115125, 7590, 180200, 3035; leg segments L: I-Leg-16: 8085, 120130, 145155, 230250, 250270, 260275; II-Leg-16: 100105, 145155, 180190, 300315, 360375, 345355; III-Leg-16: 100110, 130140, 180190, 330345, 370380, 345355; IV-Leg-16: 205215, 205220, 280290, 430440, 430445, 345355.</paragraph>
</subSubSection>
<subSubSection id="C328657FFF8CFFF924C4F9664E7DF8AB" pageId="10" pageNumber="141" type="discussion">
<paragraph id="8B8D36F4FF8CFFF924C4F9664E7DF8AB" blockId="10.[151,1437,1208,2025]" pageId="10" pageNumber="141">
<emphasis id="B946EAE6FF8CFFF924C4F9664A21F91F" bold="true" box="[199,315,1712,1737]" pageId="10" pageNumber="141">Remarks.</emphasis>
Larvae attributed to
<taxonomicName id="4C324D77FF8CFFF9263DF96749ABF91E" box="[574,689,1712,1736]" class="Arachnida" family="Hydryphantidae" genus="Hydryphantes" kingdom="Animalia" order="Trombidiformes" pageId="10" pageNumber="141" phylum="Arthropoda" rank="species" species="planus">
<emphasis id="B946EAE6FF8CFFF9263DF96749ABF91E" box="[574,689,1712,1736]" italics="true" pageId="10" pageNumber="141">H. planus</emphasis>
</taxonomicName>
by
<bibRefCitation id="EFA34B05FF8CFFF926E4F96648B4F91E" author="Wainstein" box="[743,942,1712,1737]" pageId="10" pageNumber="141" refString="Wainstein, B. A. (1980) Key to water mite larvae. Nauka, Leningrad, 238 pp. [in Russian]" type="book" year="1980">Wainstein (1980)</bibRefCitation>
and
<bibRefCitation id="EFA34B05FF8CFFF927F2F9664E4BF91E" author="Biesiadka" box="[1009,1361,1712,1737]" pageId="10" pageNumber="141" refString="Biesiadka, E. &amp; Cichocka, M. (1990) Studies on the morphology of larval stages of water mites (Hydracarina) 2. Some species of the superfamily Hydryphantoidea. Annales Zoologici, 43 (24), 461 - 492." type="journal article" year="1990">Biesiadka &amp; Cichocka (1990)</bibRefCitation>
differ distinctly from the description given here and represent obviously two different species. On the basis of my material, I suspect that the larva described by
<bibRefCitation id="EFA34B05FF8CFFF9269EF92E4844F8C6" author="Wainstein" box="[669,862,1784,1809]" pageId="10" pageNumber="141" refString="Wainstein, B. A. (1980) Key to water mite larvae. Nauka, Leningrad, 238 pp. [in Russian]" type="book" year="1980">Wainstein (1980)</bibRefCitation>
as
<taxonomicName id="4C324D77FF8CFFF92787F92F48E8F8C6" box="[900,1010,1784,1808]" class="Arachnida" family="Hydryphantidae" genus="Hydryphantes" kingdom="Animalia" order="Trombidiformes" pageId="10" pageNumber="141" phylum="Arthropoda" rank="species" species="planus">
<emphasis id="B946EAE6FF8CFFF92787F92F48E8F8C6" box="[900,1010,1784,1808]" italics="true" pageId="10" pageNumber="141">H. planus</emphasis>
</taxonomicName>
is the larva of
<taxonomicName id="4C324D77FF8CFFF92098F92F4E82F8C6" authority="Thor, 1899" authorityName="Thor" authorityYear="1899" box="[1179,1432,1784,1809]" class="Arachnida" family="Hydryphantidae" genus="Hydryphantes" kingdom="Animalia" order="Trombidiformes" pageId="10" pageNumber="141" phylum="Arthropoda" rank="species" species="hellichi">
<emphasis id="B946EAE6FF8CFFF92098F92F4E08F8C6" box="[1179,1298,1784,1808]" italics="true" pageId="10" pageNumber="141">H. hellichi</emphasis>
Thor, 1899
</taxonomicName>
, a species considered as a junior synonym of
<taxonomicName id="4C324D77FF8CFFF92697F8CB4896F8E2" authority="Geer, 1778" authorityName="Geer" authorityYear="1778" box="[660,908,1820,1844]" class="Arachnida" family="Hydryphantidae" genus="Hydryphantes" kingdom="Animalia" order="Trombidiformes" pageId="10" pageNumber="141" phylum="Arthropoda" rank="species" species="ruber">
<emphasis id="B946EAE6FF8CFFF92697F8CB49EFF8E2" box="[660,757,1820,1844]" italics="true" pageId="10" pageNumber="141">H. ruber</emphasis>
(Geer, 1778)
</taxonomicName>
by
<bibRefCitation id="EFA34B05FF8CFFF927BAF8CA4FC8F8E2" box="[953,1234,1820,1845]" pageId="10" pageNumber="141" refString="Di Sabatino, A., Gerecke, R., Gledhill, T. &amp; Smit, H. (2010) On the taxonomy of water mites (Acari: Hydrachnidia) described from the Palaearctic, part 2. Hydryphantoidea and Lebertioidea. Zootaxa, 2266, 1 - 34." type="journal article">
<collectingCountry id="F3257664FF8CFFF927BAF8CA48CFF8E3" box="[953,981,1820,1845]" name="Iceland" pageId="10" pageNumber="141">Di</collectingCountry>
Sabatino et al. (2010)
</bibRefCitation>
without taking in consideration the larval morphology.
<collectingCountry id="F3257664FF8CFFF92634F897494CF88F" box="[567,598,1857,1881]" name="American Samoa" pageId="10" pageNumber="141">As</collectingCountry>
larvae of
<taxonomicName id="4C324D77FF8CFFF926C6F8974820F88E" box="[709,826,1856,1880]" class="Arachnida" family="Hydryphantidae" genus="Hydryphantes" kingdom="Animalia" order="Trombidiformes" pageId="10" pageNumber="141" phylum="Arthropoda" rank="species" species="hellichi">
<emphasis id="B946EAE6FF8CFFF926C6F8974820F88E" box="[709,826,1856,1880]" italics="true" pageId="10" pageNumber="141">H. hellichi</emphasis>
</taxonomicName>
(=
<taxonomicName id="4C324D77FF8CFFF92763F89748D7F88E" box="[864,973,1856,1880]" class="Arachnida" family="Hydryphantidae" genus="Hydryphantes" kingdom="Animalia" order="Trombidiformes" pageId="10" pageNumber="141" phylum="Arthropoda" rank="species" species="planus">
<emphasis id="B946EAE6FF8CFFF92763F89748D7F88E" box="[864,973,1856,1880]" italics="true" pageId="10" pageNumber="141">H. planus</emphasis>
</taxonomicName>
after
<bibRefCitation id="EFA34B05FF8CFFF9200FF8964FA6F88E" author="Wainstein" box="[1036,1212,1856,1881]" pageId="10" pageNumber="141" refString="Wainstein, B. A. (1980) Key to water mite larvae. Nauka, Leningrad, 238 pp. [in Russian]" type="book" year="1980">Wainstein 1980</bibRefCitation>
) differ well from
<taxonomicName id="4C324D77FF8CFFF92182F8974BCFF8AA" class="Arachnida" family="Hydryphantidae" genus="Hydryphantes" kingdom="Animalia" order="Trombidiformes" pageId="10" pageNumber="141" phylum="Arthropoda" rank="species" species="ruber">
<emphasis id="B946EAE6FF8CFFF92182F8974BCFF8AA" italics="true" pageId="10" pageNumber="141">H. ruber</emphasis>
</taxonomicName>
larvae (
<bibRefCitation id="EFA34B05FF8CFFF9252DF8B24AF8F8AA" author="Wainstein" box="[302,482,1892,1917]" pageId="10" pageNumber="141" refString="Wainstein, B. A. (1980) Key to water mite larvae. Nauka, Leningrad, 238 pp. [in Russian]" type="book" year="1980">Wainstein 1980</bibRefCitation>
,
<bibRefCitation id="EFA34B05FF8CFFF925EEF8B24836F8AA" author="Biesiadka" box="[493,812,1892,1917]" pageId="10" pageNumber="141" refString="Biesiadka, E. &amp; Cichocka, M. (1990) Studies on the morphology of larval stages of water mites (Hydracarina) 2. Some species of the superfamily Hydryphantoidea. Annales Zoologici, 43 (24), 461 - 492." type="journal article" year="1990">Biesiadka &amp; Cichocka 1990</bibRefCitation>
), this taxon should be treated as a separate species.
</paragraph>
</subSubSection>
<subSubSection id="C328657FFF8CFFF824C4F85E4AE9FF2E" lastPageId="11" lastPageNumber="142" pageId="10" pageNumber="141" type="reference_group">
<paragraph id="8B8D36F4FF8CFFF824C4F85E4AE9FF2E" blockId="10.[151,1437,1208,2025]" lastBlockId="11.[151,1436,151,248]" lastPageId="11" lastPageNumber="142" pageId="10" pageNumber="141">
The
<taxonomicName id="4C324D77FF8CFFF924FFF85F4A71F876" box="[252,363,1928,1952]" class="Arachnida" family="Hydryphantidae" genus="Hydryphantes" kingdom="Animalia" order="Trombidiformes" pageId="10" pageNumber="141" phylum="Arthropoda" rank="species" species="planus">
<emphasis id="B946EAE6FF8CFFF924FFF85F4A71F876" box="[252,363,1928,1952]" italics="true" pageId="10" pageNumber="141">H. planus</emphasis>
</taxonomicName>
larvae described here are morphologically similar to the larvae described under this name by
<bibRefCitation id="EFA34B05FF8CFFF92494F87A4AEBF812" author="Biesiadka" box="[151,497,1964,1989]" pageId="10" pageNumber="141" refString="Biesiadka, E. &amp; Cichocka, M. (1990) Studies on the morphology of larval stages of water mites (Hydracarina) 2. Some species of the superfamily Hydryphantoidea. Annales Zoologici, 43 (24), 461 - 492." type="journal article" year="1990">Biesiadka &amp; Cichocka (1990)</bibRefCitation>
, but there are some distinctions. The median eye in the Polish larvae is situated posterior to, not between setae
<emphasis id="B946EAE6FF8CFFF9260FF807493BF83E" box="[524,545,2001,2024]" italics="true" pageId="10" pageNumber="141">Vi</emphasis>
, and the P-3 is shorter (L = 17 µm) (
<bibRefCitation id="EFA34B05FF8CFFF927F2F8064E5BF83E" author="Biesiadka" box="[1009,1345,2000,2025]" pageId="10" pageNumber="141" refString="Biesiadka, E. &amp; Cichocka, M. (1990) Studies on the morphology of larval stages of water mites (Hydracarina) 2. Some species of the superfamily Hydryphantoidea. Annales Zoologici, 43 (24), 461 - 492." type="journal article" year="1990">Biesiadka &amp; Cichocka 1990</bibRefCitation>
). These differences suggest that the larvae described from
<collectingCountry id="F3257664FF8DFFF826D0FF41483BFF66" box="[723,801,151,176]" name="Poland" pageId="11" pageNumber="142">Poland</collectingCountry>
belong to a species different from
<taxonomicName id="4C324D77FF8DFFF820ACFF4F4E04FF66" box="[1199,1310,152,176]" class="Arachnida" family="Hydryphantidae" genus="Hydryphantes" kingdom="Animalia" order="Trombidiformes" pageId="11" pageNumber="142" phylum="Arthropoda" rank="species" species="planus">
<emphasis id="B946EAE6FF8DFFF820ACFF4F4E04FF66" box="[1199,1310,152,176]" italics="true" pageId="11" pageNumber="142">H. planus</emphasis>
</taxonomicName>
—possibly, there is more diversity hidden behind this name also other taxa syononymized by
<bibRefCitation id="EFA34B05FF8DFFF82034FF6A4FEFFF03" author="Lundblad" box="[1079,1269,188,213]" pageId="11" pageNumber="142" refString="Lundblad, O. (1962) Die Hydracarinen Schwedens. II. Arkiv for Zoology, 14 (1 - 6), 1 - 635." type="journal article" year="1962">Lundblad (1962)</bibRefCitation>
could merit to be restored as separate species.
</paragraph>
</subSubSection>
</treatment>
</document>