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<document id="B0126B4C49168E24C96076E0CD141F78" ID-DOI="10.5281/zenodo.189352" ID-GBIF-Dataset="c5a7d896-b19c-4bc4-bed8-903f77ea94c9" ID-ISSN="1175-5326" ID-Zenodo-Dep="189352" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1461101221477" checkinUser="plazi" docAuthor="Sinev, Artem Y." docDate="2009" docId="038987B8AB5DFF845596BF3FD485F978" docLanguage="en" docName="zt02176p021.pdf" docOrigin="Zootaxa 2176" docStyle="DocumentStyle:890A69B780ED73D6DB8551B71C8AC79E.4:Zootaxa.2009-2012.journal_article" docStyleId="890A69B780ED73D6DB8551B71C8AC79E" docStyleName="Zootaxa.2009-2012.journal_article" docStyleVersion="4" docTitle="Acroperus harpae Baird 1834" docType="treatment" docVersion="11" lastPageNumber="10" masterDocId="FFB0FFC0AB5CFF8D5501B860D564FFEE" masterDocTitle="Discrimination between two sibling species of Acroperus (Baird, 1843) from the Palearctic (Cladocera: Anomopoda: Chydoridae)" masterLastPageNumber="21" masterPageNumber="1" pageNumber="2" updateTime="1698591449932" updateUser="plazi">
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<mods:title id="C689BABCA7C5A94484A86B0CE680134C">Discrimination between two sibling species of Acroperus (Baird, 1843) from the Palearctic (Cladocera: Anomopoda: Chydoridae)</mods:title>
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<treatment id="038987B8AB5DFF845596BF3FD485F978" ID-DOI="http://doi.org/10.5281/zenodo.5686928" ID-GBIF-Taxon="119621879" ID-Zenodo-Dep="5686928" LSID="urn:lsid:plazi:treatment:038987B8AB5DFF845596BF3FD485F978" httpUri="http://treatment.plazi.org/id/038987B8AB5DFF845596BF3FD485F978" lastPageId="9" lastPageNumber="10" pageId="1" pageNumber="2">
<subSubSection id="C33A6525AB5DFF8F5596BF3FD055FE61" lastPageId="2" lastPageNumber="3" pageId="1" pageNumber="2" type="nomenclature">
<paragraph id="8B9F36AEAB5DFF8C5596BF3FD778F897" blockId="1.[151,540,1887,1913]" box="[151,540,1887,1913]" pageId="1" pageNumber="2">
<heading id="D0D781C2AB5DFF8C5596BF3FD778F897" bold="true" box="[151,540,1887,1913]" fontSize="11" level="1" pageId="1" pageNumber="2" reason="1">
<taxonomicName id="4C204D2DAB5DFF8C5596BF3FD778F897" ID-CoL="9NN6" authority="Baird, 1834" authorityName="Baird" authorityYear="1834" box="[151,540,1887,1913]" class="Branchiopoda" genus="Acroperus" kingdom="Animalia" order="Diplostraca" pageId="1" pageNumber="2" phylum="Arthropoda" rank="species" species="harpae">
<emphasis id="B954EABCAB5DFF8C5596BF3FD778F897" bold="true" box="[151,540,1887,1913]" pageId="1" pageNumber="2">
<emphasis id="B954EABCAB5DFF8C5596BF3FD414F897" bold="true" box="[151,368,1887,1913]" italics="true" pageId="1" pageNumber="2">Acroperus harpae</emphasis>
(
<bibRefCitation id="EFB14B5FAB5DFF8C547EBF3FD777F897" author="Baird" box="[383,531,1887,1913]" pageId="1" pageNumber="20" refString="Baird, W. (1834) List of Entomostraca found in Berwickshire. History of the Berwickshire Naturalists Club 1834, 95 - 100." type="journal article" year="1834">Baird, 1834</bibRefCitation>
)
</emphasis>
</taxonomicName>
</heading>
</paragraph>
<paragraph id="8B9F36AEAB5DFF8F5596BFC9D055FE61" blockId="1.[151,1436,1961,2016]" lastBlockId="2.[199,1437,152,399]" lastPageId="2" lastPageNumber="3" pageId="1" pageNumber="2">
<bibRefCitation id="EFB14B5FAB5DFF8C5596BFC9D47CF82E" author="Baird" box="[151,280,1961,1984]" pageId="1" pageNumber="20" refString="Baird, W. (1834) List of Entomostraca found in Berwickshire. History of the Berwickshire Naturalists Club 1834, 95 - 100." type="journal article" year="1834">Baird, 1834</bibRefCitation>
: 100, Pl. II, fig. 17 (
<taxonomicName id="4C204D2DAB5DFF8C54F1BFC9D722F82E" box="[496,582,1961,1984]" class="Branchiopoda" genus="Lynceus" higherTaxonomySource="CoL" kingdom="Animalia" order="Diplostraca" pageId="1" pageNumber="2" phylum="Arthropoda" rank="genus">
<emphasis id="B954EABCAB5DFF8C54F1BFC9D722F82E" box="[496,582,1961,1984]" italics="true" pageId="1" pageNumber="2">Lynceus</emphasis>
</taxonomicName>
); 1943: 91–92, Pl. III, fig. 7; 1850: 129, Tab. XVI, fig. 5; Koch, 1841: Heft. 36, 10 (
<emphasis id="B954EABCAB5DFF8C55F0BFA9D4D3F80E" box="[241,439,1993,2016]" italics="true" pageId="1" pageNumber="2">leucoceophaloides</emphasis>
); Leydig, 1860: 216–217, Taf. VIII, Fig. 58, 218–219 (
<taxonomicName id="4C204D2DAB5DFF8C510BBFA9D1D3F80E" box="[1034,1207,1993,2016]" class="Branchiopoda" genus="Lynceus" higherTaxonomySource="CoL" kingdom="Animalia" order="Diplostraca" pageId="1" pageNumber="2" phylum="Arthropoda" rank="species" species="striatus">
<emphasis id="B954EABCAB5DFF8C510BBFA9D1D3F80E" box="[1034,1207,1993,2016]" italics="true" pageId="1" pageNumber="2">Lynceus striatus</emphasis>
</taxonomicName>
), Taf. IX, Fig. 64–65 (
<taxonomicName id="4C204D2DAB5EFF8F55D1B8F8D4B5FF41" box="[208,465,152,175]" class="Branchiopoda" genus="Lynceus" higherTaxonomySource="CoL" kingdom="Animalia" order="Diplostraca" pageId="2" pageNumber="3" phylum="Arthropoda" rank="species" species="leucocephalus">
<emphasis id="B954EABCAB5EFF8F55D1B8F8D4B5FF41" box="[208,465,152,175]" italics="true" pageId="2" pageNumber="3">Lynceus leucocephalus</emphasis>
</taxonomicName>
); Schödler, 1862: 24, Taf. I, fig. 11–16 (
<taxonomicName id="4C204D2DAB5EFF8F56E5B8F8D119FF41" box="[996,1149,152,175]" class="Branchiopoda" genus="Lynceus" higherTaxonomySource="CoL" kingdom="Animalia" order="Diplostraca" pageId="2" pageNumber="3" phylum="Arthropoda" rank="species" species="leucocephalus">
<emphasis id="B954EABCAB5EFF8F56E5B8F8D119FF41" box="[996,1149,152,175]" italics="true" pageId="2" pageNumber="3">leucocephalus</emphasis>
</taxonomicName>
), 1863, Taf. I, Fig. II (
<taxonomicName id="4C204D2DAB5EFF8F55D1B8D8D40CFF21" box="[208,360,184,207]" class="Branchiopoda" genus="Lynceus" higherTaxonomySource="CoL" kingdom="Animalia" order="Diplostraca" pageId="2" pageNumber="3" phylum="Arthropoda" rank="species" species="leucocephalus">
<emphasis id="B954EABCAB5EFF8F55D1B8D8D40CFF21" box="[208,360,184,207]" italics="true" pageId="2" pageNumber="3">leucocephalus</emphasis>
</taxonomicName>
); P.E. Müller, 1867: 167–168, Tab. III, fig. 15–17, Tab IV, fig. 26 (
<taxonomicName id="4C204D2DAB5EFF8F512FB8D8D1A2FF21" box="[1070,1222,184,207]" class="Branchiopoda" genus="Lynceus" higherTaxonomySource="CoL" kingdom="Animalia" order="Diplostraca" pageId="2" pageNumber="3" phylum="Arthropoda" rank="species" species="leucocephalus">
<emphasis id="B954EABCAB5EFF8F512FB8D8D1A2FF21" box="[1070,1222,184,207]" italics="true" pageId="2" pageNumber="3">leucocephalus</emphasis>
</taxonomicName>
), 169–170, Tab. III, fig. 19 (
<emphasis id="B954EABCAB5EFF8F5428B8B8D4FEFF01" box="[297,410,216,239]" italics="true" pageId="2" pageNumber="3">cavirostris</emphasis>
); Daday, 1888: 102, fig. 35–36 (
<emphasis id="B954EABCAB5EFF8F561EB8B8D6D2FF01" box="[799,950,216,239]" italics="true" pageId="2" pageNumber="3">transilvanicus</emphasis>
); Stingelin, 1985: 239–240, pl. IV, Fig.28 (
<taxonomicName id="4C204D2DAB5EFF8F55D1B898D40CFEE1" box="[208,360,248,271]" class="Branchiopoda" genus="Lynceus" higherTaxonomySource="CoL" kingdom="Animalia" order="Diplostraca" pageId="2" pageNumber="3" phylum="Arthropoda" rank="species" species="leucocephalus">
<emphasis id="B954EABCAB5EFF8F55D1B898D40CFEE1" box="[208,360,248,271]" italics="true" pageId="2" pageNumber="3">leucocephalus</emphasis>
</taxonomicName>
);
<bibRefCitation id="EFB14B5FAB5EFF8F547EB898D74BFEE1" author="Lilljeborg" box="[383,559,248,271]" pageId="2" pageNumber="20" refString="Lilljeborg, W. (1900) Cladocera Sueciae. Nova acta regiae societatis scientatis scientiarum upsaleinsis, seriei tertiae, 19, 701 pp." type="book" year="1900">Lilljeborg, 1900</bibRefCitation>
: 418–425, Tab. LXIII, fig. 14–24, Tab. LXIV, fig. 1–10; Stingelin, 1906: 326–327, Tab. 13,
<figureCitation id="131B2A2BAB5EFF8F5428B978D40EFEC1" box="[297,362,280,303]" captionStart="FIGURE 1" captionStartId="3.[151,257,1682,1706]" captionTargetBox="[214,1363,201,1633]" captionTargetId="figure@3.[188,1398,197,1657]" captionTargetPageId="3" captionText="FIGURE 1. Acroperus harpae (Baird, 1834). A – H—specimens from Russia, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr: A – B—juvenile females of instar I – II, C—parthenogenetic female, D—ephippial female, E – F—juvenile males of instar I – II, G—adult male; H – J—parthenogenetic females: H - from Russia, Moscow Area, Ruza District, Glubokoe Lake, I-from Belarus, Vitebsk Area, Miorskii district, Lake Obsterno, J - from Russia, Irkutsk Area, Barguzinka river close to coast of Lake Baikal coast. Scale bar 0.2 mm." httpUri="https://zenodo.org/record/189353/files/figure.png" pageId="2" pageNumber="3">Fig. 1</figureCitation>
,
<figureCitation id="131B2A2BAB5EFF8F547BB978D4EDFEC1" box="[378,393,280,303]" captionStart="FIGURE 2" captionStartId="4.[151,263,1820,1844]" captionTargetBox="[188,1398,313,1793]" captionTargetId="figure@4.[188,1398,313,1795]" captionTargetPageId="4" captionText="FIGURE 2. Acroperus harpae (Baird, 1834) from Russia, Moscow Area, Ruza District, Glubokoe Lake, A – J—parthenogenetic female: A—specimen in lateral view, B—specimen in anterodorsal view, C – D—denticles of the valves, E—posterior portion of valves in anteroventral view, F—head pores (lateral pore indicated by arrow), G—main head pores, H—postabdomen, I—antenna, J—apical setae of antenna; K – M—adult male: K—specimen in lateral view, L—specimen in anterodorsal view, M—posterior portion of postabdomen. Scale bars: 0.1 mm for A, B, L, K, 0.05 mm for E, H, I, J, 0.01 mm for F, G, 0.005 mm for C, D." httpUri="https://zenodo.org/record/189354/files/figure.png" pageId="2" pageNumber="3">2</figureCitation>
,
<figureCitation id="131B2A2BAB5EFF8F5496B978D4C2FEC1" box="[407,422,280,303]" captionStart="FIGURE 6" captionStartId="11.[151,257,1783,1807]" captionTargetBox="[193,1390,193,1743]" captionTargetId="figure@11.[188,1398,172,1760]" captionTargetPageId="11" captionText="FIGURE 6. Acroperus angustatus Sars, 1863. A – H—specimens from Germany, Berlin Area, Petersdorfersee Lake: A – B—juvenile females of instar I – II, C—parthenogenetic female, D – E—ephippial female, F – G—juvenile males of instar I – II, H—adult male; I – K—parthenogenetic females: I—from Norway, Oslo, Lake Ostensjovand (specimen from G. O. Sars collection, slide F 9012), J—from Belarus, Vitebsk Area, Miorskii district, Lake Obsterno, K - from Russia, Chita Area, Chita town, Lake Kenon. Scale bar 0.2 mm." httpUri="https://zenodo.org/record/189358/files/figure.png" pageId="2" pageNumber="3">6</figureCitation>
, 11; Behning, 1941: 254 (
<taxonomicName id="4C204D2DAB5EFF8F57C8B978D60DFEC1" box="[713,873,280,303]" class="Branchiopoda" genus="Acroperus" kingdom="Animalia" order="Diplostraca" pageId="2" pageNumber="3" phylum="Arthropoda" rank="species" species="harpae">
<emphasis id="B954EABCAB5EFF8F57C8B978D60DFEC1" box="[713,873,280,303]" italics="true" pageId="2" pageNumber="3">harpae harpae</emphasis>
</taxonomicName>
);
<bibRefCitation id="EFB14B5FAB5EFF8F5682B978D142FEC1" author="Smirnov" box="[899,1062,280,303]" pageId="2" pageNumber="21" refString="Smirnov, N. N. (1971) Chydoridae of the world. Fauna U. S. S. R. Rakoobraznie, 1 (2), 531 pp. (English translation 1974, Jerusalem)." type="book" year="1971">Smirnov, 1971</bibRefCitation>
: 403–406, fig. 483–489;
<bibRefCitation id="EFB14B5FAB5EFF8F503DB978D464FEA1" author="Flossner" pageId="2" pageNumber="20" refString="Flossner, D. (1972) Krebstiere, Crustacea (Kiemen- und Blattfusser. Branchiopoda, Fischlausse, Branchiura). Die Tierwelt Deutschlands. Gustav Fischer Verlag. Jena. 499 p." type="book" year="1972">Flössner, 1972</bibRefCitation>
: 284–287, Abb. 134, A–E (
<taxonomicName id="4C204D2DAB5EFF8F573CB958D7ECFEA1" box="[573,648,312,335]" class="Branchiopoda" genus="Acroperus" kingdom="Animalia" order="Diplostraca" pageId="2" pageNumber="3" phylum="Arthropoda" rank="species" species="harpae">
<emphasis id="B954EABCAB5EFF8F573CB958D7ECFEA1" box="[573,648,312,335]" italics="true" pageId="2" pageNumber="3">harpae</emphasis>
</taxonomicName>
<taxonomicName id="4C204D2DAB5EFF8F5795B958D676FEA1" box="[660,786,312,335]" pageId="2" pageNumber="3" rank="variety" variety="harpae">
var.
<emphasis id="B954EABCAB5EFF8F57C7B958D676FEA1" box="[710,786,312,335]" italics="true" pageId="2" pageNumber="3">harpae</emphasis>
</taxonomicName>
);
<bibRefCitation id="EFB14B5FAB5EFF8F562FB958D176FEA1" author="Chiang" box="[814,1042,312,335]" pageId="2" pageNumber="20" refString="Chiang, S. &amp; Du, N. (1979) Fauna Sinica. Crustacea. Freshwater cladocera. Science Press, Academia Sinica, Peking, 297 p." type="book" year="1979">Chiang &amp; Du, 1979</bibRefCitation>
: 202–203, Fig. 134; Negrea, 1983: 300–301; Margaritora, 1985: 274–276, Fig. 109;
<bibRefCitation id="EFB14B5FAB5EFF8F57E2B938D63EFE81" author="Sars" box="[739,858,344,367]" pageId="2" pageNumber="20" refString="Sars, G. O. (1993) On the freshwater Crustaceans occurring in the vicinity of Christiania. M. E. Christiansen, J-A. Eie, G. Halvorsen, A. Hobaek &amp; P. Larsson (eds), Bergen, 197 pp." type="book" year="1993">Sars, 1993</bibRefCitation>
: 144–145, Pl. 102: 1–3, Pl. 103: 1–6;
<bibRefCitation id="EFB14B5FAB5EFF8F5003B938D0FCFE81" author="Alonso" box="[1282,1432,344,367]" pageId="2" pageNumber="20" refString="Alonso, M. (1996) Crustacea, Branchiopoda. Fauna Iberica Vo l. 7. Museo National de Ciencias Naturales. Consejo Superior de Investigaciones Cientificas, Madrid, 486 pp." type="book" year="1996">Alonso, 1996</bibRefCitation>
: 354–356, Fig. 159;
<bibRefCitation id="EFB14B5FAB5EFF8F5499B918D75CFE61" author="Flossner" box="[408,568,376,399]" pageId="2" pageNumber="20" refString="Flossner, D. (2000) Die Haplopoda und Cladocera (ohne Bosminidae) Mitteleuropas. Backhuys, Leiden, 428 pp." type="book" year="2000">Flössner, 2000</bibRefCitation>
: 341–343, Abb. 127 (
<taxonomicName id="4C204D2DAB5EFF8F5621B918D608FE61" box="[800,876,376,399]" class="Branchiopoda" genus="Acroperus" kingdom="Animalia" order="Diplostraca" pageId="2" pageNumber="3" phylum="Arthropoda" rank="species" species="harpae">
<emphasis id="B954EABCAB5EFF8F5621B918D608FE61" box="[800,876,376,399]" italics="true" pageId="2" pageNumber="3">harpae</emphasis>
</taxonomicName>
<taxonomicName id="4C204D2DAB5EFF8F5673B918D688FE61" box="[882,1004,376,399]" pageId="2" pageNumber="3" rank="variety" variety="harpae">
var.
<emphasis id="B954EABCAB5EFF8F56A1B918D688FE61" box="[928,1004,376,399]" italics="true" pageId="2" pageNumber="3">harpae</emphasis>
</taxonomicName>
), 128 (
<taxonomicName id="4C204D2DAB5EFF8F5138B918D1E1FE61" box="[1081,1157,376,399]" class="Branchiopoda" genus="Acroperus" kingdom="Animalia" order="Diplostraca" pageId="2" pageNumber="3" phylum="Arthropoda" rank="species" species="harpae">
<emphasis id="B954EABCAB5EFF8F5138B918D1E1FE61" box="[1081,1157,376,399]" italics="true" pageId="2" pageNumber="3">harpae</emphasis>
</taxonomicName>
<taxonomicName id="4C204D2DAB5EFF8F518AB918D045FE61" box="[1163,1313,376,399]" pageId="2" pageNumber="3" rank="variety" variety="alonoides">
var.
<emphasis id="B954EABCAB5EFF8F51B8B918D045FE61" box="[1209,1313,376,399]" italics="true" pageId="2" pageNumber="3">alonoides</emphasis>
</taxonomicName>
);
</paragraph>
</subSubSection>
<subSubSection id="C33A6525AB5EFF8F5596B9DED5BDFA03" pageId="2" pageNumber="3" type="materials_examined">
<paragraph id="8B9F36AEAB5EFF8F5596B9DED166FE36" blockId="2.[151,1438,446,1942]" box="[151,1026,446,472]" pageId="2" pageNumber="3">
<emphasis id="B954EABCAB5EFF8F5596B9DED459FE36" bold="true" box="[151,317,446,472]" pageId="2" pageNumber="3">
<typeStatus id="549B880CAB5EFF8F5596B9DED5B0FE36" box="[151,212,446,472]" pageId="2" pageNumber="3">Type</typeStatus>
locality.
</emphasis>
Berwickshire,
<collectingCountry id="F337763EAB5EFF8F54EFB9DED7E8FE36" box="[494,652,446,472]" name="United Kingdom" pageId="2" pageNumber="3">Great Britain</collectingCountry>
,
<collectingCountry id="F337763EAB5EFF8F5796B9DED639FE36" box="[663,861,446,472]" name="United Kingdom" pageId="2" pageNumber="3">United Kingdom</collectingCountry>
(
<bibRefCitation id="EFB14B5FAB5EFF8F566DB9DED691FE36" author="Baird" box="[876,1013,446,472]" pageId="2" pageNumber="20" refString="Baird, W. (1834) List of Entomostraca found in Berwickshire. History of the Berwickshire Naturalists Club 1834, 95 - 100." type="journal article" year="1834">Baird 1834</bibRefCitation>
).
</paragraph>
<paragraph id="8B9F36AEAB5EFF8F55C4B985D779FE11" blockId="2.[151,1438,446,1942]" box="[197,541,485,511]" pageId="2" pageNumber="3">
<emphasis id="B954EABCAB5EFF8F55C4B985D41FFE11" bold="true" box="[197,379,485,511]" pageId="2" pageNumber="3">
<typeStatus id="549B880CAB5EFF8F55C4B985D464FE11" box="[197,256,485,511]" pageId="2" pageNumber="3">Type</typeStatus>
material:
</emphasis>
non-existent.
</paragraph>
<paragraph id="8B9F36AEAB5EFF8F55C4BA6BD5BDFA03" blockId="2.[151,1438,446,1942]" pageId="2" pageNumber="3">
<emphasis id="B954EABCAB5EFF8F55C4BA6BD4F1FDCB" bold="true" box="[197,405,523,549]" pageId="2" pageNumber="3">Material studied</emphasis>
(* - samples, where
<taxonomicName id="4C204D2DAB5EFF8F578BBA6CD79AFDCB" box="[650,766,524,549]" class="Branchiopoda" genus="Acroperus" kingdom="Animalia" order="Diplostraca" pageId="2" pageNumber="3" phylum="Arthropoda" rank="species" species="harpae">
<emphasis id="B954EABCAB5EFF8F578BBA6CD79AFDCB" box="[650,766,524,549]" italics="true" pageId="2" pageNumber="3">A. harpae</emphasis>
</taxonomicName>
coexisted with
<taxonomicName id="4C204D2DAB5EFF8F56B9BA6CD13CFDCB" box="[952,1112,524,549]" class="Branchiopoda" genus="Acroperus" kingdom="Animalia" order="Diplostraca" pageId="2" pageNumber="3" phylum="Arthropoda" rank="species" species="angustatus">
<emphasis id="B954EABCAB5EFF8F56B9BA6CD13CFDCB" box="[952,1112,524,549]" italics="true" pageId="2" pageNumber="3">A. angustatus</emphasis>
</taxonomicName>
): over 100 parthenogenetic females, numerous ephippial females and males from
<collectingCountry id="F337763EAB5EFF8F560CBA52D6E5FDA2" box="[781,897,562,588]" name="Lithuania" pageId="2" pageNumber="3">Lithuania</collectingCountry>
, Vilnius Region, a channel in Arvydai Fishery Farm,
<date id="FF9E106EAB5EFF8F55E8BA39D41CFD9D" box="[233,376,601,627]" pageId="2" pageNumber="3" value="1999-10-16">16.10.1999</date>
, coll. K. Abračiauskas, AAK-1999-126; * 11 parthenogenetic females from
<collectingCountry id="F337763EAB5EFF8F5034BA39D0F3FD9D" box="[1333,1431,601,627]" name="Belarus" pageId="2" pageNumber="3">Belarus</collectingCountry>
, Vitebsk Area, Miorskii district, Lake Obsterno,
<date id="FF9E106EAB5EFF8F57E7BAE0D617FD74" box="[742,883,640,666]" pageId="2" pageNumber="3" value="2005-10-07">10.07.2005</date>
, coll. A.A. Palash; over 100 parthenogenetic females, numerous ephippial females and males from
<collectingCountry id="F337763EAB5EFF8F562DBAC6D6E4FD2E" box="[812,896,678,704]" name="Russia" pageId="2" pageNumber="3">Russia</collectingCountry>
, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr,
<date id="FF9E106EAB5EFF8F5464BAADD495FD09" box="[357,497,717,743]" pageId="2" pageNumber="3" value="2000-11-08">11.08.2000</date>
, coll. A.Yu. Sinev; * over 200 parthenogenetic females, numerous ephippial females and males from
<collectingCountry id="F337763EAB5EFF8F54C1BA94D777FCE0" box="[448,531,756,782]" name="Russia" pageId="2" pageNumber="3">Russia</collectingCountry>
, Moscow Area, Ruza District, Glubokoe Lake, N
<geoCoordinate id="EE145069AB5EFF8F516FBA94D074FCE0" box="[1134,1296,756,782]" direction="east" orientation="longitude" pageId="2" pageNumber="3" precision="1" value="55.753616">55°45.217’ E</geoCoordinate>
36°30.250’, 06-09.2007 and 0 8.2008, coll. A.Yu. Sinev; * four parthenogenetic females from
<collectingCountry id="F337763EAB5EFF8F5158BB7AD1CEFCDA" box="[1113,1194,794,820]" name="Russia" pageId="2" pageNumber="3">Russia</collectingCountry>
, Karelia Republic, a rock pool near Lake Ukmozero,
<date id="FF9E106EAB5EFF8F571BBB21D7C6FCB5" box="[538,674,833,859]" pageId="2" pageNumber="3" value="1986-08-26">26.08.1986</date>
, coll. N.N. Smirnov, AAK-1999-039; * parthenogenetic female, ephippial female, adult male, juvenile male of instar II from
<collectingCountry id="F337763EAB5EFF8F5668BB08D6DFFC6C" box="[873,955,872,898]" name="Russia" pageId="2" pageNumber="3">Russia</collectingCountry>
, Novgorod Velikii Area, Valdai District, Lake Edrovskoje near village Edrovo,
<date id="FF9E106EAB5EFF8F5799BBEED64BFC46" box="[664,815,910,936]" pageId="2" pageNumber="3" value="1993-10-10">10.10.1993</date>
, coll. A.O. Bienkovski, AAK-1999-041; seven parthenogenetic females from
<collectingCountry id="F337763EAB5EFF8F570CBBD5D706FC21" box="[525,610,949,975]" name="Russia" pageId="2" pageNumber="3">Russia</collectingCountry>
, Yaroslavl Area, Uglich Reservoir
<date id="FF9E106EAB5EFF8F5113BBD5D1FAFC21" box="[1042,1182,949,975]" pageId="2" pageNumber="3" value="1962-07-23">23.07.1962</date>
, coll. N.N. Smirnov, AAK-1999-090; eight parthenogenetic females from
<collectingCountry id="F337763EAB5EFF8F563EBBBCD6F3FC18" box="[831,919,988,1014]" name="Russia" pageId="2" pageNumber="3">Russia</collectingCountry>
, Khanty-Mansi Autonomous Area, Lake Pionerskoe near town of Nizhnevartovsk
<geoCoordinate id="EE145069AB5EFF8F578ABC62D64EFBF2" box="[651,810,1026,1052]" direction="north" orientation="latitude" pageId="2" pageNumber="3" precision="1" value="60.926235">60º55.574' N</geoCoordinate>
,
<geoCoordinate id="EE145069AB5EFF8F5636BC62D6B2FBF2" box="[823,982,1026,1052]" direction="east" orientation="longitude" pageId="2" pageNumber="3" precision="1" value="76.47915">76°28.749' E</geoCoordinate>
,
<date id="FF9E106EAB5EFF8F56E2BC62D109FBF2" box="[995,1133,1026,1052]" pageId="2" pageNumber="3" value="2005-07-23">23.07.2005</date>
, coll. A.A. Kotov, AAK- 2005-324; 3 parthenogenetic females from
<collectingCountry id="F337763EAB5EFF8F57A8BC49D799FBAD" box="[681,765,1065,1091]" name="Russia" pageId="2" pageNumber="3">Russia</collectingCountry>
, Khanty-Mansi Autonomous Area, Stariy Vartovsk, an oxbow lake near Pavlovskie Dachi,
<geoCoordinate id="EE145069AB5EFF8F5769BC30D677FB84" box="[616,787,1104,1130]" direction="north" orientation="latitude" pageId="2" pageNumber="3" precision="1" value="60.85948">60º51.569' N</geoCoordinate>
,
<geoCoordinate id="EE145069AB5EFF8F5620BC30D6ADFB84" box="[801,969,1104,1130]" direction="east" orientation="longitude" pageId="2" pageNumber="3" precision="1" value="76.66573">76º39.944' E</geoCoordinate>
,
<date id="FF9E106EAB5EFF8F56D9BC30D10FFB84" box="[984,1131,1104,1130]" pageId="2" pageNumber="3" value="2005-07-23">23.07.2005</date>
, coll. A.A. Kotov; * 14 parthenogenetic females from
<collectingCountry id="F337763EAB5EFF8F5721BC16D71DFB7E" box="[544,633,1142,1168]" name="Russia" pageId="2" pageNumber="3">Russia</collectingCountry>
, Irkutsk Area, Barguzinka river close to coast of Lake Baikal, 0 4.08.2005, coll. A. Evseev; * over 40 parthenogenetic females from
<collectingCountry id="F337763EAB5EFF8F56DDBCFDD14BFB59" box="[988,1071,1181,1207]" name="Russia" pageId="2" pageNumber="3">Russia</collectingCountry>
, Jewish Autonomous Area, an oxbow lake of Tunguska River, after the village of Partizanskaya,
<date id="FF9E106EAB5EFF8F56CFBCA4D13CFB30" box="[974,1112,1220,1246]" pageId="2" pageNumber="3" value="2007-10-09">10.09.2007</date>
coll. N.M. Korovchinsky, NMK-2804; over 30 parthenogenetic females from
<collectingCountry id="F337763EAB5EFF8F5620BC8AD61CFAEA" box="[801,888,1258,1284]" name="Russia" pageId="2" pageNumber="3">Russia</collectingCountry>
, Khabarovsk Territory, an affluent of River Sjumnjur (right bank), near railway station of Bolon',
<geoCoordinate id="EE145069AB5EFF8F5623BD71D6AEFAC5" box="[802,970,1297,1323]" direction="north" orientation="latitude" pageId="2" pageNumber="3" precision="1" value="49.898434">49º 53.906' N</geoCoordinate>
,
<geoCoordinate id="EE145069AB5EFF8F56D6BD71D1E6FAC5" box="[983,1154,1297,1323]" direction="east" orientation="longitude" pageId="2" pageNumber="3" precision="1" value="136.14253">136º08.552' E</geoCoordinate>
, 0 5.09.2007, coll. A.A. Kotov &amp; N.M. Korovchinsky, NMK-2763; * 6 parthenogenetic females from
<collectingCountry id="F337763EAB5EFF8F5128BD58D11EFABC" box="[1065,1146,1336,1362]" name="Russia" pageId="2" pageNumber="3">Russia</collectingCountry>
, Khabarovsk Territory, a small lake near bridge across the River Pir,
<geoCoordinate id="EE145069AB5EFF8F579CBD3ED64EFA96" box="[669,810,1374,1400]" direction="north" orientation="latitude" pageId="2" pageNumber="3" precision="9" value="48.983334">48º59,00' N</geoCoordinate>
,
<geoCoordinate id="EE145069AB5EFF8F5636BD3ED6B4FA96" box="[823,976,1374,1400]" direction="east" orientation="longitude" pageId="2" pageNumber="3" precision="9" value="136.41066">136º24.64' E</geoCoordinate>
, 0 7.09.2007, coll. A.A. Kotov &amp; N.M. Korovchinsky, NMK-2780; over 50 parthenogenetic females from
<collectingCountry id="F337763EAB5EFF8F56EABDE5D127FA71" box="[1003,1091,1413,1439]" name="Russia" pageId="2" pageNumber="3">Russia</collectingCountry>
, Sakhalin Island, lake near Pokrovka village,
<geoCoordinate id="EE145069AB5EFF8F5470BDCCD76BFA28" box="[369,527,1452,1478]" direction="north" orientation="latitude" pageId="2" pageNumber="3" precision="1" value="47.320583">47º19.235' N</geoCoordinate>
,
<geoCoordinate id="EE145069AB5EFF8F571DBDCCD7A1FA28" box="[540,709,1452,1478]" direction="east" orientation="longitude" pageId="2" pageNumber="3" precision="1" value="142.70714">142º42.428' E</geoCoordinate>
,
<date id="FF9E106EAB5EFF8F57D3BDCCD63EFA28" box="[722,858,1452,1478]" pageId="2" pageNumber="3" value="2008-09-15">15.09.2008</date>
, coll. A.A. Kotov &amp; N.M. Korovchinsky NMK- 2902.
</paragraph>
</subSubSection>
<subSubSection id="C33A6525AB5EFF8455C4BD98D485F978" lastPageId="9" lastPageNumber="10" pageId="2" pageNumber="3" type="description">
<paragraph id="8B9F36AEAB5EFF8F55C4BD98D65CF878" blockId="2.[151,1438,446,1942]" pageId="2" pageNumber="3">
<emphasis id="B954EABCAB5EFF8F55C4BD98D7F2F9FC" bold="true" box="[197,662,1528,1554]" pageId="2" pageNumber="3">Description. Parthenogenetic female</emphasis>
: Body with well-expressed dorsal keel, of variable shape (
<figureCitation id="131B2A2BAB5EFF8F505ABD99D0F8F9FD" box="[1371,1436,1529,1555]" captionStart="FIGURE 1" captionStartId="3.[151,257,1682,1706]" captionTargetBox="[214,1363,201,1633]" captionTargetId="figure@3.[188,1398,197,1657]" captionTargetPageId="3" captionText="FIGURE 1. Acroperus harpae (Baird, 1834). A – H—specimens from Russia, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr: A – B—juvenile females of instar I – II, C—parthenogenetic female, D—ephippial female, E – F—juvenile males of instar I – II, G—adult male; H – J—parthenogenetic females: H - from Russia, Moscow Area, Ruza District, Glubokoe Lake, I-from Belarus, Vitebsk Area, Miorskii district, Lake Obsterno, J - from Russia, Irkutsk Area, Barguzinka river close to coast of Lake Baikal coast. Scale bar 0.2 mm." httpUri="https://zenodo.org/record/189353/files/figure.png" pageId="2" pageNumber="3">Fig 1</figureCitation>
A–C, H–J, 2A–B), usually moderately high, oval to subrectangular (height/length ratio from
<quantity id="4CD89B4BAB5EFF8F51ECBE40D0F8F9D4" box="[1261,1436,1568,1594]" metricMagnitude="-2" metricUnit="m" metricValue="1.5367" metricValueMax="1.8288" metricValueMin="1.2446" pageId="2" pageNumber="3" unit="in" value="0.605" valueMax="0.72" valueMin="0.49">0.49 to 0.72 in</quantity>
adult), with maximum height before or at the midline, strongly compressed laterally. Dorsal margin from highly arched to moderately convex, without depression between valves and head shield. Postero-dorsal angle always rounded, posterior margin weakly to moderately concave. Postero-ventral angles broadly rounded, provided with 1–3 small denticles with narrow bases, with small setules between (
<figureCitation id="131B2A2BAB5EFF8F5161BEDBD1C2F93B" box="[1120,1190,1723,1749]" captionStart="FIGURE 2" captionStartId="4.[151,263,1820,1844]" captionTargetBox="[188,1398,313,1793]" captionTargetId="figure@4.[188,1398,313,1795]" captionTargetPageId="4" captionText="FIGURE 2. Acroperus harpae (Baird, 1834) from Russia, Moscow Area, Ruza District, Glubokoe Lake, A – J—parthenogenetic female: A—specimen in lateral view, B—specimen in anterodorsal view, C – D—denticles of the valves, E—posterior portion of valves in anteroventral view, F—head pores (lateral pore indicated by arrow), G—main head pores, H—postabdomen, I—antenna, J—apical setae of antenna; K – M—adult male: K—specimen in lateral view, L—specimen in anterodorsal view, M—posterior portion of postabdomen. Scale bars: 0.1 mm for A, B, L, K, 0.05 mm for E, H, I, J, 0.01 mm for F, G, 0.005 mm for C, D." httpUri="https://zenodo.org/record/189354/files/figure.png" pageId="2" pageNumber="3">Fig. 2</figureCitation>
C–D, 3,B–C). A row of 100–130 setules along posterior margin on inner side of carapace. Ventral margin from almost straight to irregularly convex. About 65–70 ventral setae, about ten anteriormost setae long, next 20 setae short, posterior setae of intermediate length. Antero-ventral angle rounded. Valves with prominent sculpture (
<figureCitation id="131B2A2BAB5EFF8F51E6BF4ED049F8A6" box="[1255,1325,1838,1864]" captionStart="FIGURE 2" captionStartId="4.[151,263,1820,1844]" captionTargetBox="[188,1398,313,1793]" captionTargetId="figure@4.[188,1398,313,1795]" captionTargetPageId="4" captionText="FIGURE 2. Acroperus harpae (Baird, 1834) from Russia, Moscow Area, Ruza District, Glubokoe Lake, A – J—parthenogenetic female: A—specimen in lateral view, B—specimen in anterodorsal view, C – D—denticles of the valves, E—posterior portion of valves in anteroventral view, F—head pores (lateral pore indicated by arrow), G—main head pores, H—postabdomen, I—antenna, J—apical setae of antenna; K – M—adult male: K—specimen in lateral view, L—specimen in anterodorsal view, M—posterior portion of postabdomen. Scale bars: 0.1 mm for A, B, L, K, 0.05 mm for E, H, I, J, 0.01 mm for F, G, 0.005 mm for C, D." httpUri="https://zenodo.org/record/189354/files/figure.png" pageId="2" pageNumber="3">Fig. 2</figureCitation>
E, 3A) as diagonal, almost never anostomosing lines, in postero-ventral portion of valves curved upward. SEM examination reveals fine connecting striae between them.
</paragraph>
<caption id="DF5F6626AB5FFF8E5596BEF2D6B7F8DA" httpUri="https://zenodo.org/record/189353/files/figure.png" pageId="3" pageNumber="4" targetBox="[214,1363,201,1633]" targetPageId="3">
<paragraph id="8B9F36AEAB5FFF8E5596BEF2D6B7F8DA" blockId="3.[151,1437,1682,1844]" pageId="3" pageNumber="4">
<emphasis id="B954EABCAB5FFF8E5596BEF2D47AF944" bold="true" box="[151,286,1682,1706]" pageId="3" pageNumber="4">FIGURE 1.</emphasis>
<taxonomicName id="4C204D2DAB5FFF8E5424BEF2D7EAF947" authority="Baird, 1834" authorityName="Baird" authorityYear="1834" box="[293,654,1682,1705]" class="Branchiopoda" genus="Acroperus" kingdom="Animalia" order="Diplostraca" pageId="3" pageNumber="4" phylum="Arthropoda" rank="species" species="harpae">
<emphasis id="B954EABCAB5FFF8E5424BEF2D489F947" box="[293,493,1682,1705]" italics="true" pageId="3" pageNumber="4">Acroperus harpae</emphasis>
(Baird, 1834)
</taxonomicName>
. A–H—specimens from Russia, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr: A–B—juvenile females of instar I–II, C—parthenogenetic female, D—ephippial female, E–F—juvenile males of instar I–II, G—adult male; H–J—parthenogenetic females: H - from Russia, Moscow Area, Ruza District, Glubokoe Lake, I-from Belarus, Vitebsk Area, Miorskii district, Lake Obsterno, J - from Russia, Irkutsk Area, Barguzinka river close to coast of Lake Baikal coast. Scale bar 0.2 mm.
</paragraph>
</caption>
<paragraph id="8B9F36AEAB5FFF8955C4BF02D45EFF11" blockId="3.[151,1436,1890,2032]" lastBlockId="4.[151,1437,152,255]" lastPageId="4" lastPageNumber="5" pageId="3" pageNumber="4">
Degree of keel development varies greatly from population to population (see
<figureCitation id="131B2A2BAB5FFF8E516ABF02D1D4F892" box="[1131,1200,1890,1916]" captionStart="FIGURE 1" captionStartId="3.[151,257,1682,1706]" captionTargetBox="[214,1363,201,1633]" captionTargetId="figure@3.[188,1398,197,1657]" captionTargetPageId="3" captionText="FIGURE 1. Acroperus harpae (Baird, 1834). A – H—specimens from Russia, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr: A – B—juvenile females of instar I – II, C—parthenogenetic female, D—ephippial female, E – F—juvenile males of instar I – II, G—adult male; H – J—parthenogenetic females: H - from Russia, Moscow Area, Ruza District, Glubokoe Lake, I-from Belarus, Vitebsk Area, Miorskii district, Lake Obsterno, J - from Russia, Irkutsk Area, Barguzinka river close to coast of Lake Baikal coast. Scale bar 0.2 mm." httpUri="https://zenodo.org/record/189353/files/figure.png" pageId="3" pageNumber="4">Fig. 1</figureCitation>
). Distance between eye and margin of keel varies from 0.8 to 3.6 eye diameters. In lateral view, rostrum pointed downward (
<figureCitation id="131B2A2BAB5FFF8E506CBFE9D5C2F824" captionStart="FIGURE 3" captionStartId="5.[151,255,1869,1893]" captionTargetBox="[190,1388,185,1843]" captionTargetId="figure@5.[188,1398,182,1845]" captionTargetPageId="5" captionText="FIGURE 3. Acroperus harpae (Baird, 1834) from Russia, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr. A – F—parthenogenetic female: A—valve, B – C—denticles of left and right valves of same specimens, D—head (note the one of antennules appears reaching the rostrum), E—outlines of labral keel, F – G—postabdomens; H – I—postabdomens of juvenile males of instar I – II; J—postabdomen of adult male. Scale bars: 0.1 mm for A, 0.05 mm for B – C, D – E and F – G." httpUri="https://zenodo.org/record/189355/files/figure.png" pageId="3" pageNumber="4">Fig. 3</figureCitation>
B), it shape varies depending on size of keel. Eye 2–3 times larger than ocellus (see
<figureCitation id="131B2A2BAB5FFF8E5182BFD0D1A0F824" box="[1155,1220,1968,1994]" captionStart="FIGURE 1" captionStartId="3.[151,257,1682,1706]" captionTargetBox="[214,1363,201,1633]" captionTargetId="figure@3.[188,1398,197,1657]" captionTargetPageId="3" captionText="FIGURE 1. Acroperus harpae (Baird, 1834). A – H—specimens from Russia, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr: A – B—juvenile females of instar I – II, C—parthenogenetic female, D—ephippial female, E – F—juvenile males of instar I – II, G—adult male; H – J—parthenogenetic females: H - from Russia, Moscow Area, Ruza District, Glubokoe Lake, I-from Belarus, Vitebsk Area, Miorskii district, Lake Obsterno, J - from Russia, Irkutsk Area, Barguzinka river close to coast of Lake Baikal coast. Scale bar 0.2 mm." httpUri="https://zenodo.org/record/189353/files/figure.png" pageId="3" pageNumber="4">Fig.1</figureCitation>
). Three connected main head pores located on a widened area of head shield keel (
<figureCitation id="131B2A2BAB5FFF8E569DBFB6D687F81E" box="[924,995,2006,2032]" captionStart="FIGURE 2" captionStartId="4.[151,263,1820,1844]" captionTargetBox="[188,1398,313,1793]" captionTargetId="figure@4.[188,1398,313,1795]" captionTargetPageId="4" captionText="FIGURE 2. Acroperus harpae (Baird, 1834) from Russia, Moscow Area, Ruza District, Glubokoe Lake, A – J—parthenogenetic female: A—specimen in lateral view, B—specimen in anterodorsal view, C – D—denticles of the valves, E—posterior portion of valves in anteroventral view, F—head pores (lateral pore indicated by arrow), G—main head pores, H—postabdomen, I—antenna, J—apical setae of antenna; K – M—adult male: K—specimen in lateral view, L—specimen in anterodorsal view, M—posterior portion of postabdomen. Scale bars: 0.1 mm for A, B, L, K, 0.05 mm for E, H, I, J, 0.01 mm for F, G, 0.005 mm for C, D." httpUri="https://zenodo.org/record/189354/files/figure.png" pageId="3" pageNumber="4">Fig. 2</figureCitation>
F–G). PP = 0.4–0.8 IP. Lateral pores minute, located at the distance of 1.5–2 IP from midline, at level before anterior main pore. Labrum with narrow subtriangular keel, height about twice width (
<figureCitation id="131B2A2BAB58FF895633B8DED61FFF36" box="[818,891,190,216]" captionStart="FIGURE 3" captionStartId="5.[151,255,1869,1893]" captionTargetBox="[190,1388,185,1843]" captionTargetId="figure@5.[188,1398,182,1845]" captionTargetPageId="5" captionText="FIGURE 3. Acroperus harpae (Baird, 1834) from Russia, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr. A – F—parthenogenetic female: A—valve, B – C—denticles of left and right valves of same specimens, D—head (note the one of antennules appears reaching the rostrum), E—outlines of labral keel, F – G—postabdomens; H – I—postabdomens of juvenile males of instar I – II; J—postabdomen of adult male. Scale bars: 0.1 mm for A, 0.05 mm for B – C, D – E and F – G." httpUri="https://zenodo.org/record/189355/files/figure.png" pageId="4" pageNumber="5">Fig. 3</figureCitation>
D–E). Apex of keel rounded, dorsal margin without setae.
</paragraph>
<caption id="DF5F6626AB58FF895596BF7CD7CDF80F" httpUri="https://zenodo.org/record/189354/files/figure.png" pageId="4" pageNumber="5" targetBox="[188,1398,313,1793]" targetPageId="4">
<paragraph id="8B9F36AEAB58FF895596BF7CD7CDF80F" blockId="4.[151,1436,1820,2017]" pageId="4" pageNumber="5">
<emphasis id="B954EABCAB58FF895596BF7CD443F8DA" bold="true" box="[151,295,1820,1844]" pageId="4" pageNumber="5">FIGURE 2.</emphasis>
<taxonomicName id="4C204D2DAB58FF895433BF7DD7DEF8DD" authority="Baird, 1834" authorityName="Baird" authorityYear="1834" box="[306,698,1820,1844]" class="Branchiopoda" genus="Acroperus" kingdom="Animalia" order="Diplostraca" pageId="4" pageNumber="5" phylum="Arthropoda" rank="species" species="harpae">
<emphasis id="B954EABCAB58FF895433BF7DD768F8DA" box="[306,524,1821,1844]" italics="true" pageId="4" pageNumber="5">Acroperus harpae</emphasis>
(Baird, 1834)
</taxonomicName>
from Russia, Moscow Area, Ruza District, Glubokoe Lake, A–J—parthenogenetic female: A—specimen in lateral view, B—specimen in anterodorsal view, C–D—denticles of the valves, E—posterior portion of valves in anteroventral view, F—head pores (lateral pore indicated by arrow), G—main head pores, H—postabdomen, I—antenna, J—apical setae of antenna; K–M—adult male: K—specimen in lateral view, L—specimen in anterodorsal view, M—posterior portion of postabdomen. Scale bars: 0.1 mm for A, B, L, K, 0.05 mm for E, H,I,J, 0.01 mm for F,G, 0.005 mm for C, D.
</paragraph>
</caption>
<caption id="DF5F6626AB59FF885596BF2DD5AFF801" httpUri="https://zenodo.org/record/189355/files/figure.png" pageId="5" pageNumber="6" targetBox="[190,1388,185,1843]" targetPageId="5">
<paragraph id="8B9F36AEAB59FF885596BF2DD5AFF801" blockId="5.[151,1437,1869,2031]" pageId="5" pageNumber="6">
<emphasis id="B954EABCAB59FF885596BF2DD47EF88B" bold="true" box="[151,282,1869,1893]" pageId="5" pageNumber="6">FIGURE 3.</emphasis>
<taxonomicName id="4C204D2DAB59FF885423BF2ED718F88A" authority="Baird, 1834" authorityName="Baird" authorityYear="1834" box="[290,636,1869,1893]" class="Branchiopoda" genus="Acroperus" kingdom="Animalia" order="Diplostraca" pageId="5" pageNumber="6" phylum="Arthropoda" rank="species" species="harpae">
<emphasis id="B954EABCAB59FF885423BF2ED490F88B" box="[290,500,1870,1893]" italics="true" pageId="5" pageNumber="6">Acroperus harpae (</emphasis>
Baird, 1834)
</taxonomicName>
from Russia, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr. A–F—parthenogenetic female: A—valve, B–C—denticles of left and right valves of same specimens, D—head (note the one of antennules appears reaching the rostrum), E—outlines of labral keel, F–G—postabdomens; H–I—postabdomens of juvenile males of instar I–II; J—postabdomen of adult male. Scale bars: 0.1 mm for A, 0.05 mm for B–C, D–E and F–G.
</paragraph>
</caption>
<caption id="DF5F6626AB5AFF8B5596BF6DD599F841" httpUri="https://zenodo.org/record/189356/files/figure.png" pageId="6" pageNumber="7" targetBox="[194,1398,194,1779]" targetPageId="6">
<paragraph id="8B9F36AEAB5AFF8B5596BF6DD599F841" blockId="6.[151,1437,1805,1967]" pageId="6" pageNumber="7">
<emphasis id="B954EABCAB5AFF8B5596BF6DD47EF8CB" bold="true" box="[151,282,1805,1829]" pageId="6" pageNumber="7">FIGURE 4.</emphasis>
<taxonomicName id="4C204D2DAB5AFF8B5423BF6ED718F8CB" authority="Baird, 1834" authorityName="Baird" authorityYear="1834" box="[290,636,1806,1829]" class="Branchiopoda" genus="Acroperus" kingdom="Animalia" order="Diplostraca" pageId="6" pageNumber="7" phylum="Arthropoda" rank="species" species="harpae">
<emphasis id="B954EABCAB5AFF8B5423BF6ED480F8CB" box="[290,484,1806,1829]" italics="true" pageId="6" pageNumber="7">Acroperus harpae</emphasis>
(Baird, 1834)
</taxonomicName>
from Russia, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr. A–E—parthenogenetic female: A—antennule, B—antenna, C–D—outer and inner part of thoracic limb I, E—endites of limb II; F—juvenile male of instar I, inner part of thoracic limb I; G–H - juvenile male of instar II, G—antennule, H—inner part of thorachic limb I; I–K—adult male, I—antenna, J–K—outer and inner part of thoracic limb I. Scale bars: 0.05 mm.
</paragraph>
</caption>
<caption id="DF5F6626AB5BFF8A5596BDB6D175F9C3" httpUri="https://zenodo.org/record/189357/files/figure.png" pageId="7" pageNumber="8" targetBox="[188,1398,179,1493]" targetPageId="7">
<paragraph id="8B9F36AEAB5BFF8A5596BDB6D175F9C3" blockId="7.[151,1436,1494,1581]" pageId="7" pageNumber="8">
<emphasis id="B954EABCAB5BFF8A5596BDB6D47FFA00" bold="true" box="[151,283,1494,1518]" pageId="7" pageNumber="8">FIGURE 5.</emphasis>
<taxonomicName id="4C204D2DAB5BFF8A5423BDB6D718FA03" authority="Baird, 1834" authorityName="Baird" authorityYear="1834" box="[290,636,1494,1517]" class="Branchiopoda" genus="Acroperus" kingdom="Animalia" order="Diplostraca" pageId="7" pageNumber="8" phylum="Arthropoda" rank="species" species="harpae">
<emphasis id="B954EABCAB5BFF8A5423BDB6D487FA03" box="[290,483,1494,1517]" italics="true" pageId="7" pageNumber="8">Acroperus harpae</emphasis>
(Baird, 1834)
</taxonomicName>
from Russia, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr, parthenogenetic female, thoracic limbs: A—limb II, B—expodite of limb III, C–D—inner part of limb III, E—exopodite of limb IV, F—inner part of limb IV; G—limb V, H –limb VI. Scale bars: 0.05 mm.
</paragraph>
</caption>
<paragraph id="8B9F36AEAB5BFF8A55C4BE39D0F5F86C" blockId="7.[151,1437,1625,2038]" pageId="7" pageNumber="8">
Postabdomen (
<figureCitation id="131B2A2BAB5BFF8A5479BE39D4A6F99D" box="[376,450,1625,1651]" captionStart="FIGURE 2" captionStartId="4.[151,263,1820,1844]" captionTargetBox="[188,1398,313,1793]" captionTargetId="figure@4.[188,1398,313,1795]" captionTargetPageId="4" captionText="FIGURE 2. Acroperus harpae (Baird, 1834) from Russia, Moscow Area, Ruza District, Glubokoe Lake, A – J—parthenogenetic female: A—specimen in lateral view, B—specimen in anterodorsal view, C – D—denticles of the valves, E—posterior portion of valves in anteroventral view, F—head pores (lateral pore indicated by arrow), G—main head pores, H—postabdomen, I—antenna, J—apical setae of antenna; K – M—adult male: K—specimen in lateral view, L—specimen in anterodorsal view, M—posterior portion of postabdomen. Scale bars: 0.1 mm for A, B, L, K, 0.05 mm for E, H, I, J, 0.01 mm for F, G, 0.005 mm for C, D." httpUri="https://zenodo.org/record/189354/files/figure.png" pageId="7" pageNumber="8">Fig. 2</figureCitation>
H, 3F–G) long and narrow, with parallel margins or, in larger specimens, slightly narrowing distally, length about four times height. Ventral margin almost straight. Basis of claws bordered from distal margin by clear incision. Distal margin straight, distal angle prominent, broadly rounded. Dorsal margin almost straight. Distal part of dorsal margin 3–3.5 times longer than preanal one, with preanal portion about 1.5 times longer than anal. Preanal angle weakly defined, postanal angle not defined. Postanal and anal margins of postabdomen provided with groups of minute denticles, similar to these in male postabdomen of most
<taxonomicName id="4C204D2DAB5BFF8A55DBBF21D429F8B5" box="[218,333,1857,1883]" class="Branchiopoda" family="Chydoridae" higherTaxonomySource="GBIF" kingdom="Animalia" order="Diplostraca" pageId="7" pageNumber="8" phylum="Arthropoda" rank="subFamily" subFamily="Aloninae">Aloninae</taxonomicName>
. 14–20 lateral fascicles of long setules, in distalmost fascicles length of setules exceed the width of base of postabdominal claw. A cluster of long setules located near the base of postabdominal claws.
</paragraph>
<paragraph id="8B9F36AEAB5BFF8A55C4BFEED47BF818" blockId="7.[151,1437,1625,2038]" pageId="7" pageNumber="8">Postabdominal claw long, almost straight, as long as anal portion of postabdomen. Basal spine long, straight and thin, about 0.4 length of claw itself, bearing 7–12 setules. A prominent spine located at the middle of the claw.</paragraph>
<paragraph id="8B9F36AEAB54FF8555C4B8F8D45AFEA2" blockId="8.[151,1437,152,1965]" pageId="8" pageNumber="9">
Antennule long and narrow (
<figureCitation id="131B2A2BAB54FF855728B8F8D717FF5C" box="[553,627,152,178]" captionStart="FIGURE 4" captionStartId="6.[151,255,1805,1829]" captionTargetBox="[194,1398,194,1779]" captionTargetId="figure@6.[188,1398,194,1782]" captionTargetPageId="6" captionText="FIGURE 4. Acroperus harpae (Baird, 1834) from Russia, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr. A – E—parthenogenetic female: A—antennule, B—antenna, C – D—outer and inner part of thoracic limb I, E—endites of limb II; F—juvenile male of instar I, inner part of thoracic limb I; G – H - juvenile male of instar II, G—antennule, H—inner part of thorachic limb I; I – K—adult male, I—antenna, J – K—outer and inner part of thoracic limb I. Scale bars: 0.05 mm." httpUri="https://zenodo.org/record/189356/files/figure.png" pageId="8" pageNumber="9">Fig. 4</figureCitation>
A), with length about 4–5 widths, with 3 transverse rows of short setules at anterior face. Eight terminal aesthetascs, one of them two times longer and thicker than others, almost as long as antennula itself. Single lasteral aesthetasc arise near the base of antenular seta, subequal to the largest terminal aesthetasc. Antennular seta thin, less than 1/3 length of antennule, arising at 2/3 distance from the base.
</paragraph>
<paragraph id="8B9F36AEAB54FF8555C4B939D4ADFDB5" blockId="8.[151,1437,152,1965]" pageId="8" pageNumber="9">
Antenna long, about 1/4 of body length (
<figureCitation id="131B2A2BAB54FF85579EB939D781FE9D" box="[671,741,345,371]" captionStart="FIGURE 2" captionStartId="4.[151,263,1820,1844]" captionTargetBox="[188,1398,313,1793]" captionTargetId="figure@4.[188,1398,313,1795]" captionTargetPageId="4" captionText="FIGURE 2. Acroperus harpae (Baird, 1834) from Russia, Moscow Area, Ruza District, Glubokoe Lake, A – J—parthenogenetic female: A—specimen in lateral view, B—specimen in anterodorsal view, C – D—denticles of the valves, E—posterior portion of valves in anteroventral view, F—head pores (lateral pore indicated by arrow), G—main head pores, H—postabdomen, I—antenna, J—apical setae of antenna; K – M—adult male: K—specimen in lateral view, L—specimen in anterodorsal view, M—posterior portion of postabdomen. Scale bars: 0.1 mm for A, B, L, K, 0.05 mm for E, H, I, J, 0.01 mm for F, G, 0.005 mm for C, D." httpUri="https://zenodo.org/record/189354/files/figure.png" pageId="8" pageNumber="9">
Fig.
<date id="FF9E106EAB54FF8557D7B939D781FE9D" box="[726,741,345,371]" pageId="8" pageNumber="9">2</date>
</figureCitation>
I–J, 4B). Antennal formula, setae 0-0-3/1-1-3, spines 1-0-1/ 0-0-1. Branches long and slender, exopodite shorter than endopodite, reaching only to the middle of endopodite apical segment. Seta arising from basal segment of endopodite short, less than 2/3 length of a middle segment. Seta arising from middle segment of endopodite 1.5 times longer than apical segment. Apical setae of exopodite differentiated in size, one of them two times thicker and much longer than other apical setae. Spine on basal segment of exopodite about 1\3 length of middle segment. Apical spines about 1/3 length of apical segments.
</paragraph>
<paragraph id="8B9F36AEAB54FF8555C4BA08D495FD6C" blockId="8.[151,1437,152,1965]" box="[197,497,616,642]" pageId="8" pageNumber="9">
<emphasis id="B954EABCAB54FF8555C4BA08D4E4FD6F" box="[197,384,616,641]" italics="true" pageId="8" pageNumber="9">Thoracic limbs:</emphasis>
six pairs.
</paragraph>
<paragraph id="8B9F36AEAB54FF8555C4BAEFD76EFCA2" blockId="8.[151,1437,152,1965]" pageId="8" pageNumber="9">
<emphasis id="B954EABCAB54FF8555C4BAEFD47AFD46" box="[197,286,655,680]" italics="true" pageId="8" pageNumber="9">Llimb I</emphasis>
of moderate size (
<figureCitation id="131B2A2BAB54FF855705BAEED72BFD46" box="[516,591,654,680]" captionStart="FIGURE 4" captionStartId="6.[151,255,1805,1829]" captionTargetBox="[194,1398,194,1779]" captionTargetId="figure@6.[188,1398,194,1782]" captionTargetPageId="6" captionText="FIGURE 4. Acroperus harpae (Baird, 1834) from Russia, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr. A – E—parthenogenetic female: A—antennule, B—antenna, C – D—outer and inner part of thoracic limb I, E—endites of limb II; F—juvenile male of instar I, inner part of thoracic limb I; G – H - juvenile male of instar II, G—antennule, H—inner part of thorachic limb I; I – K—adult male, I—antenna, J – K—outer and inner part of thoracic limb I. Scale bars: 0.05 mm." httpUri="https://zenodo.org/record/189356/files/figure.png" pageId="8" pageNumber="9">Fig. 4</figureCitation>
C). Epipodite rounded, with curved finger-like projection longer that epipodite itself. Accessory seta short. ODL (
<figureCitation id="131B2A2BAB54FF8557AEBAD5D793FD21" box="[687,759,693,719]" captionStart="FIGURE 4" captionStartId="6.[151,255,1805,1829]" captionTargetBox="[194,1398,194,1779]" captionTargetId="figure@6.[188,1398,194,1782]" captionTargetPageId="6" captionText="FIGURE 4. Acroperus harpae (Baird, 1834) from Russia, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr. A – E—parthenogenetic female: A—antennule, B—antenna, C – D—outer and inner part of thoracic limb I, E—endites of limb II; F—juvenile male of instar I, inner part of thoracic limb I; G – H - juvenile male of instar II, G—antennule, H—inner part of thorachic limb I; I – K—adult male, I—antenna, J – K—outer and inner part of thoracic limb I. Scale bars: 0.05 mm." httpUri="https://zenodo.org/record/189356/files/figure.png" pageId="8" pageNumber="9">Fig. 4</figureCitation>
D) with one long seta, with minute setules in distal part. IDL with three setae and several clusters of hard setules. 1st IDL large and broad, claw-like, strongly curved, both 2nd and 3rd IDL setae 2-segmented, with setules in distal part, 3rd seta slightly shorte than ODL seta, 2nd seta about 2/3 length of 3rd seta.
</paragraph>
<paragraph id="8B9F36AEAB54FF8555C4BB39D055FBE3" blockId="8.[151,1437,152,1965]" pageId="8" pageNumber="9">
Endite 3 with four setae subequal in length (
<figureCitation id="131B2A2BAB54FF8557CEBB39D66BFC9D" box="[719,783,857,883]" captionStart="FIGURE 4" captionStartId="6.[151,255,1805,1829]" captionTargetBox="[194,1398,194,1779]" captionTargetId="figure@6.[188,1398,194,1782]" captionTargetPageId="6" captionText="FIGURE 4. Acroperus harpae (Baird, 1834) from Russia, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr. A – E—parthenogenetic female: A—antennule, B—antenna, C – D—outer and inner part of thoracic limb I, E—endites of limb II; F—juvenile male of instar I, inner part of thoracic limb I; G – H - juvenile male of instar II, G—antennule, H—inner part of thorachic limb I; I – K—adult male, I—antenna, J – K—outer and inner part of thoracic limb I. Scale bars: 0.05 mm." httpUri="https://zenodo.org/record/189356/files/figure.png" pageId="8" pageNumber="9">Fig 4</figureCitation>
E). Endite 2 with two long distally setulated setae, both of them shorter than ODL seta, a shorter seta near their base, and a naked seta and a small sensillum near on anterior face of limb. Endite 1 with two 2-segmented setae, short seta shifted to the limb base, and a long naked seta on anterior face of limb, two time longer than naked seta of endite 2. Five-six rows of setules on ventral face of limb. Two ejector hooks of similar size. Maxillar process ending in single short setae.
</paragraph>
<paragraph id="8B9F36AEAB54FF8555C4BC7AD1BAFB20" blockId="8.[151,1437,152,1965]" pageId="8" pageNumber="9">
<emphasis id="B954EABCAB54FF8555C4BC7AD445FBDD" box="[197,289,1050,1075]" italics="true" pageId="8" pageNumber="9">Limb II</emphasis>
subtriangular (
<figureCitation id="131B2A2BAB54FF8554DCBC7AD743FBDA" box="[477,551,1050,1076]" captionStart="FIGURE 5" captionStartId="7.[151,255,1494,1518]" captionTargetBox="[188,1398,179,1493]" captionTargetId="figure@7.[188,1398,179,1493]" captionTargetPageId="7" captionText="FIGURE 5. Acroperus harpae (Baird, 1834) from Russia, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr, parthenogenetic female, thoracic limbs: A—limb II, B—expodite of limb III, C – D—inner part of limb III, E—exopodite of limb IV, F—inner part of limb IV; G—limb V, H – limb VI. Scale bars: 0.05 mm." httpUri="https://zenodo.org/record/189357/files/figure.png" pageId="8" pageNumber="9">Fig. 5</figureCitation>
A). Exopodite narrow, elongated, with very short. Inner portion of limb (“endopodite”) with eight scraping spines; small seta located between bases of exopodite and distalmost scraper. Spines 1–5 long, increasing progressively in length distally. Spines 6–8 short, subequal in length, onlu slightly thicker than spine 5. Distal armature of gnathobase with four elements. Filter plate with seven setae, the posteriormost member considerably shorter, a cluster of long setules located near its base.
</paragraph>
<paragraph id="8B9F36AEAB54FF8555C4BCBBD1D2F9C5" blockId="8.[151,1437,152,1965]" pageId="8" pageNumber="9">
<emphasis id="B954EABCAB54FF8555C4BCBBD441FB1A" box="[197,293,1243,1268]" italics="true" pageId="8" pageNumber="9">Limb III</emphasis>
: epipodite oval, without any projection. Exopodite (
<figureCitation id="131B2A2BAB54FF85568EBCBBD6B7FB1B" box="[911,979,1243,1269]" captionStart="FIGURE 5" captionStartId="7.[151,255,1494,1518]" captionTargetBox="[188,1398,179,1493]" captionTargetId="figure@7.[188,1398,179,1493]" captionTargetPageId="7" captionText="FIGURE 5. Acroperus harpae (Baird, 1834) from Russia, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr, parthenogenetic female, thoracic limbs: A—limb II, B—expodite of limb III, C – D—inner part of limb III, E—exopodite of limb IV, F—inner part of limb IV; G—limb V, H – limb VI. Scale bars: 0.05 mm." httpUri="https://zenodo.org/record/189357/files/figure.png" pageId="8" pageNumber="9">Fig. 5</figureCitation>
B) subtriangular, with seven setae, seta 3 being longest, seta 6 and 7 of about 2/3 and 1/3 length of seta 3, respectively, other seta very short. Seta 3 armed with very long, hard setules in distal part and shorter setules in basal part, other setae with short setules. Distal endite with three setae decreasing in length basally (
<figureCitation id="131B2A2BAB54FF855648BD2FD6EBFA87" box="[841,911,1359,1385]" captionStart="FIGURE 5" captionStartId="7.[151,255,1494,1518]" captionTargetBox="[188,1398,179,1493]" captionTargetId="figure@7.[188,1398,179,1493]" captionTargetPageId="7" captionText="FIGURE 5. Acroperus harpae (Baird, 1834) from Russia, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr, parthenogenetic female, thoracic limbs: A—limb II, B—expodite of limb III, C – D—inner part of limb III, E—exopodite of limb IV, F—inner part of limb IV; G—limb V, H – limb VI. Scale bars: 0.05 mm." httpUri="https://zenodo.org/record/189357/files/figure.png" pageId="8" pageNumber="9">Fig. 5</figureCitation>
C). Two distalmost setae very slender, sharp, with about 5 long denticles, a small sensillum between their bases; basalmost setae flat, setulated in distal part. Basal endite with four stiff, setulated distally setae, subequal in length. Gnathobase not clearly separated from basal endite. Four soft setae increasing in size basally (
<figureCitation id="131B2A2BAB54FF855626BDA3D60AFA33" box="[807,878,1475,1501]" captionStart="FIGURE 5" captionStartId="7.[151,255,1494,1518]" captionTargetBox="[188,1398,179,1493]" captionTargetId="figure@7.[188,1398,179,1493]" captionTargetPageId="7" captionText="FIGURE 5. Acroperus harpae (Baird, 1834) from Russia, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr, parthenogenetic female, thoracic limbs: A—limb II, B—expodite of limb III, C – D—inner part of limb III, E—exopodite of limb IV, F—inner part of limb IV; G—limb V, H – limb VI. Scale bars: 0.05 mm." httpUri="https://zenodo.org/record/189357/files/figure.png" pageId="8" pageNumber="9">Fig. 5</figureCitation>
D), small sensillum near the base of distalmost seta. Distal armature of gnathobase with three elements. First one an elongated, cylindrical sensillum, the second geniculated seta, the third - spines with forked tip. Filter plate III with seven setae.
</paragraph>
<paragraph id="8B9F36AEAB54FF8555C4BE58D757F843" blockId="8.[151,1437,152,1965]" pageId="8" pageNumber="9">
<emphasis id="B954EABCAB54FF8555C4BE58D441F9BF" box="[197,293,1592,1617]" italics="true" pageId="8" pageNumber="9">Limb IV</emphasis>
: epipodite oval, with finger-like projection longer that epipodite itself. Exopodite (
<figureCitation id="131B2A2BAB54FF855017BE57D039F9BF" box="[1302,1373,1591,1617]" captionStart="FIGURE 5" captionStartId="7.[151,255,1494,1518]" captionTargetBox="[188,1398,179,1493]" captionTargetId="figure@7.[188,1398,179,1493]" captionTargetPageId="7" captionText="FIGURE 5. Acroperus harpae (Baird, 1834) from Russia, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr, parthenogenetic female, thoracic limbs: A—limb II, B—expodite of limb III, C – D—inner part of limb III, E—exopodite of limb IV, F—inner part of limb IV; G—limb V, H – limb VI. Scale bars: 0.05 mm." httpUri="https://zenodo.org/record/189357/files/figure.png" pageId="8" pageNumber="9">Fig. 5</figureCitation>
E) of irregular shape, with six setae, divided into lateral and distal group of three setae in each. Seta 3 being longest, seta 1–2 and 5–6 about 1/3 length of seta 3, seta 4 very short. Setae 1–4 flat, plumose, on setae 1–2 setules long, on setae 3–4 much shorter, setae 5–6 slender, seta 5 with several long setules at the middle. Inner portion of limb IV with four setae and sensillum. (
<figureCitation id="131B2A2BAB54FF855788BEB2D7ABF902" box="[649,719,1746,1772]" captionStart="FIGURE 5" captionStartId="7.[151,255,1494,1518]" captionTargetBox="[188,1398,179,1493]" captionTargetId="figure@7.[188,1398,179,1493]" captionTargetPageId="7" captionText="FIGURE 5. Acroperus harpae (Baird, 1834) from Russia, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr, parthenogenetic female, thoracic limbs: A—limb II, B—expodite of limb III, C – D—inner part of limb III, E—exopodite of limb IV, F—inner part of limb IV; G—limb V, H – limb VI. Scale bars: 0.05 mm." httpUri="https://zenodo.org/record/189357/files/figure.png" pageId="8" pageNumber="9">Fig. 5</figureCitation>
F). Scraping seta short, with wide base and small denticles in distal part, flaming-torch setae with elongated basal part and short, slender distal part, each armed with four to seven long setules; longest of these setules equal in length to the modified setae bearing them. Sensillum located on the inner part of endite, not on its margin, as common for
<taxonomicName id="4C204D2DAB54FF8556C4BF26D156F88E" box="[965,1074,1862,1888]" class="Branchiopoda" family="Chydoridae" higherTaxonomySource="GBIF" kingdom="Animalia" order="Diplostraca" pageId="8" pageNumber="9" phylum="Arthropoda" rank="subFamily" subFamily="Aloninae">Aloninae</taxonomicName>
.Three soft setae, much shorter than filter plate setae, increasing in size basally Gnathobase with long two-segmented seta and a small hillock distally. Filter plate with five setae.
</paragraph>
<paragraph id="8B9F36AEAB55FF8455C4B8F8D164FE9D" blockId="9.[151,1437,152,1686]" pageId="9" pageNumber="10">
<emphasis id="B954EABCAB55FF8455C4B8F8D479FF5F" box="[197,285,152,177]" italics="true" pageId="9" pageNumber="10">Limb V</emphasis>
(
<figureCitation id="131B2A2BAB55FF84542FB8F8D412FF5C" box="[302,374,152,178]" captionStart="FIGURE 5" captionStartId="7.[151,255,1494,1518]" captionTargetBox="[188,1398,179,1493]" captionTargetId="figure@7.[188,1398,179,1493]" captionTargetPageId="7" captionText="FIGURE 5. Acroperus harpae (Baird, 1834) from Russia, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr, parthenogenetic female, thoracic limbs: A—limb II, B—expodite of limb III, C – D—inner part of limb III, E—exopodite of limb IV, F—inner part of limb IV; G—limb V, H – limb VI. Scale bars: 0.05 mm." httpUri="https://zenodo.org/record/189357/files/figure.png" pageId="9" pageNumber="10">Fig. 5</figureCitation>
G). Epipodite suboval, with finger-like projection two times longer that epipodite itself. Exopodite irregular, subdivided into two lobes, the incursion between lobes broad, trapezium-shaped. Exopodite with four plumose setae, their length gradually decreases from seta one to seta four. Seta four two times thicker than other setae. Inner limb portion as elongated narrow lobe, with short setules on the inner margin. At inner face, two setulated in distal part setae subequal in length, the distal one two times thicker than proximal. Filter plate with three short setae increasing in size distally.
</paragraph>
<paragraph id="8B9F36AEAB55FF8455C4B9E0D0F8FE74" blockId="9.[151,1437,152,1686]" box="[197,1436,384,410]" pageId="9" pageNumber="10">
<emphasis id="B954EABCAB55FF8455C4B9E0D440FE77" box="[197,292,384,409]" italics="true" pageId="9" pageNumber="10">Limb VI</emphasis>
(
<figureCitation id="131B2A2BAB55FF845432B9E0D413FE74" box="[307,375,384,410]" captionStart="FIGURE 5" captionStartId="7.[151,255,1494,1518]" captionTargetBox="[188,1398,179,1493]" captionTargetId="figure@7.[188,1398,179,1493]" captionTargetPageId="7" captionText="FIGURE 5. Acroperus harpae (Baird, 1834) from Russia, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr, parthenogenetic female, thoracic limbs: A—limb II, B—expodite of limb III, C – D—inner part of limb III, E—exopodite of limb IV, F—inner part of limb IV; G—limb V, H – limb VI. Scale bars: 0.05 mm." httpUri="https://zenodo.org/record/189357/files/figure.png" pageId="9" pageNumber="10">Fig. 5</figureCitation>
H) very small in comparison with other limbs, a small rounded lobe, with setulated margin.
</paragraph>
<paragraph id="8B9F36AEAB55FF8455C4B9C6D19EFE09" blockId="9.[151,1437,152,1686]" pageId="9" pageNumber="10">
<emphasis id="B954EABCAB55FF8455C4B9C6D4CCFE2E" bold="true" box="[197,424,422,448]" pageId="9" pageNumber="10">Ephippial female.</emphasis>
Body similar in shape to that of parthenogenetic females (
<figureCitation id="131B2A2BAB55FF845170B9C6D1D2FE2E" box="[1137,1206,422,448]" captionStart="FIGURE 1" captionStartId="3.[151,257,1682,1706]" captionTargetBox="[214,1363,201,1633]" captionTargetId="figure@3.[188,1398,197,1657]" captionTargetPageId="3" captionText="FIGURE 1. Acroperus harpae (Baird, 1834). A – H—specimens from Russia, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr: A – B—juvenile females of instar I – II, C—parthenogenetic female, D—ephippial female, E – F—juvenile males of instar I – II, G—adult male; H – J—parthenogenetic females: H - from Russia, Moscow Area, Ruza District, Glubokoe Lake, I-from Belarus, Vitebsk Area, Miorskii district, Lake Obsterno, J - from Russia, Irkutsk Area, Barguzinka river close to coast of Lake Baikal coast. Scale bar 0.2 mm." httpUri="https://zenodo.org/record/189353/files/figure.png" pageId="9" pageNumber="10">Fig. 1</figureCitation>
D), but newer low, height-length ratio in studied material from 0.61 to 0.73. Ephippium yellow-brown, transparent.
</paragraph>
<paragraph id="8B9F36AEAB55FF8455C4B993D156FD6C" blockId="9.[151,1437,152,1686]" pageId="9" pageNumber="10">
<emphasis id="B954EABCAB55FF8455C4B993D496FDE3" bold="true" box="[197,498,499,525]" pageId="9" pageNumber="10">Juvenile male of instar I</emphasis>
of same shape and size as juvenile female of same instar (
<figureCitation id="131B2A2BAB55FF84519DB994D1B9FDE0" box="[1180,1245,500,526]" captionStart="FIGURE 1" captionStartId="3.[151,257,1682,1706]" captionTargetBox="[214,1363,201,1633]" captionTargetId="figure@3.[188,1398,197,1657]" captionTargetPageId="3" captionText="FIGURE 1. Acroperus harpae (Baird, 1834). A – H—specimens from Russia, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr: A – B—juvenile females of instar I – II, C—parthenogenetic female, D—ephippial female, E – F—juvenile males of instar I – II, G—adult male; H – J—parthenogenetic females: H - from Russia, Moscow Area, Ruza District, Glubokoe Lake, I-from Belarus, Vitebsk Area, Miorskii district, Lake Obsterno, J - from Russia, Irkutsk Area, Barguzinka river close to coast of Lake Baikal coast. Scale bar 0.2 mm." httpUri="https://zenodo.org/record/189353/files/figure.png" pageId="9" pageNumber="10">Fig. 1</figureCitation>
E), with keel on head and valves. Postabdomen of same shape and armament as in female (
<figureCitation id="131B2A2BAB55FF8456FBBA7AD124FDDA" box="[1018,1088,538,564]" captionStart="FIGURE 3" captionStartId="5.[151,255,1869,1893]" captionTargetBox="[190,1388,185,1843]" captionTargetId="figure@5.[188,1398,182,1845]" captionTargetPageId="5" captionText="FIGURE 3. Acroperus harpae (Baird, 1834) from Russia, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr. A – F—parthenogenetic female: A—valve, B – C—denticles of left and right valves of same specimens, D—head (note the one of antennules appears reaching the rostrum), E—outlines of labral keel, F – G—postabdomens; H – I—postabdomens of juvenile males of instar I – II; J—postabdomen of adult male. Scale bars: 0.1 mm for A, 0.05 mm for B – C, D – E and F – G." httpUri="https://zenodo.org/record/189355/files/figure.png" pageId="9" pageNumber="10">
Fig.
<date id="FF9E106EAB55FF845130BA7AD124FDDA" box="[1073,1088,538,564]" pageId="9" pageNumber="10">3</date>
</figureCitation>
I), sperm duct opening almost at the middle of ventral margin where a small notch is present. Antennule as for female. Thoracic limb I (
<figureCitation id="131B2A2BAB55FF84506DBA21D5C2FD6C" captionStart="FIGURE 4" captionStartId="6.[151,255,1805,1829]" captionTargetBox="[194,1398,194,1779]" captionTargetId="figure@6.[188,1398,194,1782]" captionTargetPageId="6" captionText="FIGURE 4. Acroperus harpae (Baird, 1834) from Russia, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr. A – E—parthenogenetic female: A—antennule, B—antenna, C – D—outer and inner part of thoracic limb I, E—endites of limb II; F—juvenile male of instar I, inner part of thoracic limb I; G – H - juvenile male of instar II, G—antennule, H—inner part of thorachic limb I; I – K—adult male, I—antenna, J – K—outer and inner part of thoracic limb I. Scale bars: 0.05 mm." httpUri="https://zenodo.org/record/189356/files/figure.png" pageId="9" pageNumber="10">Fig. 4</figureCitation>
F) with Anlage of copulatory hook as a short process, IDL same as in female.
</paragraph>
<paragraph id="8B9F36AEAB55FF8455C4BAEED1DDFC7E" blockId="9.[151,1437,152,1686]" pageId="9" pageNumber="10">
<emphasis id="B954EABCAB55FF8455C4BAEED498FD46" bold="true" box="[197,508,654,680]" pageId="9" pageNumber="10">Juvenile male of instar II</emphasis>
of same shape and size as juvenile female of same instar (
<figureCitation id="131B2A2BAB55FF8451A1BAEED185FD46" box="[1184,1249,654,680]" captionStart="FIGURE 1" captionStartId="3.[151,257,1682,1706]" captionTargetBox="[214,1363,201,1633]" captionTargetId="figure@3.[188,1398,197,1657]" captionTargetPageId="3" captionText="FIGURE 1. Acroperus harpae (Baird, 1834). A – H—specimens from Russia, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr: A – B—juvenile females of instar I – II, C—parthenogenetic female, D—ephippial female, E – F—juvenile males of instar I – II, G—adult male; H – J—parthenogenetic females: H - from Russia, Moscow Area, Ruza District, Glubokoe Lake, I-from Belarus, Vitebsk Area, Miorskii district, Lake Obsterno, J - from Russia, Irkutsk Area, Barguzinka river close to coast of Lake Baikal coast. Scale bar 0.2 mm." httpUri="https://zenodo.org/record/189353/files/figure.png" pageId="9" pageNumber="10">Fig. 1</figureCitation>
F), with keel on head and valves. Postabdomen of same armament as in female (
<figureCitation id="131B2A2BAB55FF845683BAD5D6ACFD21" box="[898,968,693,719]" captionStart="FIGURE 3" captionStartId="5.[151,255,1869,1893]" captionTargetBox="[190,1388,185,1843]" captionTargetId="figure@5.[188,1398,182,1845]" captionTargetPageId="5" captionText="FIGURE 3. Acroperus harpae (Baird, 1834) from Russia, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr. A – F—parthenogenetic female: A—valve, B – C—denticles of left and right valves of same specimens, D—head (note the one of antennules appears reaching the rostrum), E—outlines of labral keel, F – G—postabdomens; H – I—postabdomens of juvenile males of instar I – II; J—postabdomen of adult male. Scale bars: 0.1 mm for A, 0.05 mm for B – C, D – E and F – G." httpUri="https://zenodo.org/record/189355/files/figure.png" pageId="9" pageNumber="10">Fig. 3</figureCitation>
J), sperm ducts opening close to the end of postabdomen, ventral margin with convex part before the gonopores, and a small notch after them. Antennule of same shape as in female (
<figureCitation id="131B2A2BAB55FF845774BB62D7DAFCF2" box="[629,702,770,796]" captionStart="FIGURE 4" captionStartId="6.[151,255,1805,1829]" captionTargetBox="[194,1398,194,1779]" captionTargetId="figure@6.[188,1398,194,1782]" captionTargetPageId="6" captionText="FIGURE 4. Acroperus harpae (Baird, 1834) from Russia, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr. A – E—parthenogenetic female: A—antennule, B—antenna, C – D—outer and inner part of thoracic limb I, E—endites of limb II; F—juvenile male of instar I, inner part of thoracic limb I; G – H - juvenile male of instar II, G—antennule, H—inner part of thorachic limb I; I – K—adult male, I—antenna, J – K—outer and inner part of thoracic limb I. Scale bars: 0.05 mm." httpUri="https://zenodo.org/record/189356/files/figure.png" pageId="9" pageNumber="10">Fig. 4</figureCitation>
G), with short Anlage of male seta on inner side, aesthetascs same as in female. Thoracic limb I with curved copulatory hook, its free arm of about 2/3 length of ODL seta (
<figureCitation id="131B2A2BAB55FF84559EBB30D583FC84" box="[159,231,848,874]" captionStart="FIGURE 6" captionStartId="11.[151,257,1783,1807]" captionTargetBox="[193,1390,193,1743]" captionTargetId="figure@11.[188,1398,172,1760]" captionTargetPageId="11" captionText="FIGURE 6. Acroperus angustatus Sars, 1863. A – H—specimens from Germany, Berlin Area, Petersdorfersee Lake: A – B—juvenile females of instar I – II, C—parthenogenetic female, D – E—ephippial female, F – G—juvenile males of instar I – II, H—adult male; I – K—parthenogenetic females: I—from Norway, Oslo, Lake Ostensjovand (specimen from G. O. Sars collection, slide F 9012), J—from Belarus, Vitebsk Area, Miorskii district, Lake Obsterno, K - from Russia, Chita Area, Chita town, Lake Kenon. Scale bar 0.2 mm." httpUri="https://zenodo.org/record/189358/files/figure.png" pageId="9" pageNumber="10">Fig. 6</figureCitation>
). The IDL with three setae of same morphology as in the female and an Anlage of a male seta. Ventral face of limb with anlage of copulatory brush setae and about ten long stiff setules under it.
</paragraph>
<paragraph id="8B9F36AEAB55FF8455C4BBFDD64CFBEA" blockId="9.[151,1437,152,1686]" pageId="9" pageNumber="10">
<emphasis id="B954EABCAB55FF8455C4BBFDD43FFC59" bold="true" box="[197,347,925,951]" pageId="9" pageNumber="10">Adult male.</emphasis>
Similar in shape to juvenile female of instar II but slightly larger, head and valves with a ridge in place of female keel (
<figureCitation id="131B2A2BAB55FF8454F3BBA4D756FC30" box="[498,562,964,990]" captionStart="FIGURE 1" captionStartId="3.[151,257,1682,1706]" captionTargetBox="[214,1363,201,1633]" captionTargetId="figure@3.[188,1398,197,1657]" captionTargetPageId="3" captionText="FIGURE 1. Acroperus harpae (Baird, 1834). A – H—specimens from Russia, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr: A – B—juvenile females of instar I – II, C—parthenogenetic female, D—ephippial female, E – F—juvenile males of instar I – II, G—adult male; H – J—parthenogenetic females: H - from Russia, Moscow Area, Ruza District, Glubokoe Lake, I-from Belarus, Vitebsk Area, Miorskii district, Lake Obsterno, J - from Russia, Irkutsk Area, Barguzinka river close to coast of Lake Baikal coast. Scale bar 0.2 mm." httpUri="https://zenodo.org/record/189353/files/figure.png" pageId="9" pageNumber="10">Fig. 1</figureCitation>
G, 2K–L). Maximum height at the second fourth of the body, height/length ratio about 0.67. Dorsal margin of valves highly arched.
</paragraph>
<paragraph id="8B9F36AEAB55FF8455C4BC71D45FFB03" blockId="9.[151,1437,152,1686]" pageId="9" pageNumber="10">
Postabdomen long and narrow, very slightly narrowing distally (
<figureCitation id="131B2A2BAB55FF8456B2BC71D69CFBC5" box="[947,1016,1041,1067]" captionStart="FIGURE 2" captionStartId="4.[151,263,1820,1844]" captionTargetBox="[188,1398,313,1793]" captionTargetId="figure@4.[188,1398,313,1795]" captionTargetPageId="4" captionText="FIGURE 2. Acroperus harpae (Baird, 1834) from Russia, Moscow Area, Ruza District, Glubokoe Lake, A – J—parthenogenetic female: A—specimen in lateral view, B—specimen in anterodorsal view, C – D—denticles of the valves, E—posterior portion of valves in anteroventral view, F—head pores (lateral pore indicated by arrow), G—main head pores, H—postabdomen, I—antenna, J—apical setae of antenna; K – M—adult male: K—specimen in lateral view, L—specimen in anterodorsal view, M—posterior portion of postabdomen. Scale bars: 0.1 mm for A, B, L, K, 0.05 mm for E, H, I, J, 0.01 mm for F, G, 0.005 mm for C, D." httpUri="https://zenodo.org/record/189354/files/figure.png" pageId="9" pageNumber="10">Fig. 2</figureCitation>
M, 3G). Preanal angle well-defined, preanal angle not defined, distal portion 2.5 times loner than preanal. Postabdominal claws situated on small protrusion in the middle of distal margin of postabdomen. The spermoducts open above the protrusion, posteroventral and posterodorsal angles distinctly rounded. Marginal setules and lateral fascicles of setules same as in female. Postabdominal claw of same size as in female, significantly longer than preanal portion of postabdomen.
</paragraph>
<paragraph id="8B9F36AEAB55FF8455C4BC99D76BF9CC" blockId="9.[151,1437,152,1686]" pageId="9" pageNumber="10">
Antennule of same shape as in female (
<figureCitation id="131B2A2BAB55FF8457C1BC99D674FAFD" box="[704,784,1273,1299]" captionStart="FIGURE 4" captionStartId="6.[151,255,1805,1829]" captionTargetBox="[194,1398,194,1779]" captionTargetId="figure@6.[188,1398,194,1782]" captionTargetPageId="6" captionText="FIGURE 4. Acroperus harpae (Baird, 1834) from Russia, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr. A – E—parthenogenetic female: A—antennule, B—antenna, C – D—outer and inner part of thoracic limb I, E—endites of limb II; F—juvenile male of instar I, inner part of thoracic limb I; G – H - juvenile male of instar II, G—antennule, H—inner part of thorachic limb I; I – K—adult male, I—antenna, J – K—outer and inner part of thoracic limb I. Scale bars: 0.05 mm." httpUri="https://zenodo.org/record/189356/files/figure.png" pageId="9" pageNumber="10">
Fig.
<date id="FF9E106EAB55FF8457FFBC99D674FAFD" box="[766,784,1273,1299]" pageId="9" pageNumber="10">4</date>
</figureCitation>
I), with two long lateral aesthetascs and 9 terminal aesthetascs, one of them significantly longer and thicker than others. Male seta located on dz distance from the base, not reaching the end of antennule. Limb I (
<figureCitation id="131B2A2BAB55FF8457E5BD26D64FFA8E" box="[740,811,1350,1376]" captionStart="FIGURE 4" captionStartId="6.[151,255,1805,1829]" captionTargetBox="[194,1398,194,1779]" captionTargetId="figure@6.[188,1398,194,1782]" captionTargetPageId="6" captionText="FIGURE 4. Acroperus harpae (Baird, 1834) from Russia, Murmansk Area, Khibiny Mountains, Lake Malyi Vud'yavr. A – E—parthenogenetic female: A—antennule, B—antenna, C – D—outer and inner part of thoracic limb I, E—endites of limb II; F—juvenile male of instar I, inner part of thoracic limb I; G – H - juvenile male of instar II, G—antennule, H—inner part of thorachic limb I; I – K—adult male, I—antenna, J – K—outer and inner part of thoracic limb I. Scale bars: 0.05 mm." httpUri="https://zenodo.org/record/189356/files/figure.png" pageId="9" pageNumber="10">Fig. 4</figureCitation>
J–K) with U-shaped copulatory hook, length of free arm about half that of the limb itself. The IDL has four setae; IDL seta 1 same as in femele, IDL setae two and three much thinner than in female, the male seta quite long, little shorter then IDL seta two. The copulatory brush seta small, shorter then first IDL seta. Ventral face of the limb under the copulatory brush with cluster of about five short stiff setules, followed by row of about 12 very long setules. About 15 shorter stiff setules along the border of endite three.
</paragraph>
<paragraph id="8B9F36AEAB55FF8455C7BE4ED485F978" blockId="9.[151,1437,152,1686]" pageId="9" pageNumber="10">
<emphasis id="B954EABCAB55FF8455C7BE4ED464F9A6" bold="true" box="[198,256,1582,1608]" pageId="9" pageNumber="10">Size.</emphasis>
Length of female of juvenile instar I—
<quantity id="4CD89B4BAB55FF8457D1BE4ED619F9A6" box="[720,893,1582,1608]" metricMagnitude="-4" metricUnit="m" metricValue="3.95" metricValueMax="4.2" metricValueMin="3.7" pageId="9" pageNumber="10" unit="mm" value="0.395" valueMax="0.42" valueMin="0.37">0.37–0.42 mm</quantity>
, of juvenile instar II—
<quantity id="4CD89B4BAB55FF845188BE4ED052F9A6" box="[1161,1334,1582,1608]" metricMagnitude="-4" metricUnit="m" metricValue="4.699999999999999" metricValueMax="5.1" metricValueMin="4.3" pageId="9" pageNumber="10" unit="mm" value="0.47" valueMax="0.51" valueMin="0.43">0.43–0.51 mm</quantity>
, of adult female—
<quantity id="4CD89B4BAB55FF845407BE35D4D7F981" box="[262,435,1621,1647]" metricMagnitude="-4" metricUnit="m" metricValue="6.6" metricValueMax="8.2" metricValueMin="5.0" pageId="9" pageNumber="10" unit="mm" value="0.6599999999999999" valueMax="0.82" valueMin="0.5">0.50–0.82 mm</quantity>
. Length of male of juvenile instar I—
<quantity id="4CD89B4BAB55FF845675BE35D146F981" box="[884,1058,1621,1647]" metricMagnitude="-4" metricUnit="m" metricValue="3.95" metricValueMax="4.1" metricValueMin="3.8" pageId="9" pageNumber="10" unit="mm" value="0.395" valueMax="0.41" valueMin="0.38">0.38–0.41 mm</quantity>
, of instar II—
<quantity id="4CD89B4BAB55FF8451CBBE35D013F981" box="[1226,1399,1621,1647]" metricMagnitude="-4" metricUnit="m" metricValue="4.5" metricValueMax="4.699999999999999" metricValueMin="4.3" pageId="9" pageNumber="10" unit="mm" value="0.44999999999999996" valueMax="0.47" valueMin="0.43">0.43–0.47 mm</quantity>
, of adult male—
<quantity id="4CD89B4BAB55FF845431BE1CD4B8F978" box="[304,476,1660,1686]" metricMagnitude="-4" metricUnit="m" metricValue="4.9" metricValueMax="5.2" metricValueMin="4.6" pageId="9" pageNumber="10" unit="mm" value="0.49" valueMax="0.52" valueMin="0.46">0.46–0.52 mm</quantity>
.
</paragraph>
</subSubSection>
</treatment>
</document>
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