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<document id="FE7F34F8025C8D2A239E5CF651E26FA0" ID-DOI="10.11646/zootaxa.5009.1.1" ID-ISSN="1175-5326" ID-Zenodo-Dep="5157635" ID-ZooBank="3E5643F0-BBC2-45FA-83E5-07FEF6ECB690" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1628051913103" checkinUser="plazi" docAuthor="Gerecke, Reinhard" docDate="2021" docId="039B1062FFB6CB3B47C777D9FB82FDD3" docLanguage="en" docName="zootaxa.5009.1.1.pdf" docOrigin="Zootaxa 5009 (1)" docSource="http://dx.doi.org/10.11646/zootaxa.5009.1.1" docStyle="DocumentStyle:5EBBA59367AD13919D70D935FA04F6A3.14:Zootaxa.2013-.monograph" docStyleId="5EBBA59367AD13919D70D935FA04F6A3" docStyleName="Zootaxa.2013-.monograph" docStyleVersion="14" docTitle="Atractides dinisi Gerecke 2021, sp. nov." docType="treatment" docVersion="4" lastPageNumber="21" masterDocId="FFA2681AFFA5CB2F4750774EFFA7FFEE" masterDocTitle="The water mites of the family Hygrobatidae (Acari, Hydrachnidia) in Italy" masterLastPageNumber="85" masterPageNumber="1" pageNumber="20" updateTime="1699033811025" updateUser="plazi">
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<mods:title id="8C03D0EEDDA552DC4582534251576F28">The water mites of the family Hygrobatidae (Acari, Hydrachnidia) in Italy</mods:title>
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<subSubSection id="C328F2FFFFB6CB3C47C777D9FF5DFF3B" pageId="19" pageNumber="20" type="nomenclature">
<paragraph id="8B8DA174FFB6CB3C47C777D9FDBDFF5F" blockId="19.[151,538,151,213]" box="[151,538,151,178]" pageId="19" pageNumber="20">
<heading id="D0C51618FFB6CB3C47C777D9FDBDFF5F" bold="true" box="[151,538,151,178]" fontSize="11" level="2" pageId="19" pageNumber="20" reason="3">
<emphasis id="B9467D66FFB6CB3C47C777D9FDBDFF5F" bold="true" box="[151,538,151,178]" pageId="19" pageNumber="20">
<taxonomicName id="4C32DAF7FFB6CB3C47C777D9FE12FF5C" authority="Gerecke, 2021" authorityName="Gerecke" authorityYear="2021" box="[151,437,151,178]" class="Arachnida" family="Hygrobatidae" genus="Atractides" kingdom="Animalia" order="Trombidiformes" pageId="19" pageNumber="20" phylum="Arthropoda" rank="species" species="dinisi" status="sp. nov.">
<emphasis id="B9467D66FFB6CB3C47C777D9FEB6FF5C" bold="true" box="[151,273,151,178]" italics="true" pageId="19" pageNumber="20">Atractides</emphasis>
(
<emphasis id="B9467D66FFB6CB3C467377D9FEC6FF5F" bold="true" box="[291,353,151,177]" italics="true" pageId="19" pageNumber="20">s. str.</emphasis>
)
<emphasis id="B9467D66FFB6CB3C462277D9FE12FF5C" bold="true" box="[370,437,151,178]" italics="true" pageId="19" pageNumber="20">dinisi</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A275C01DFFB6CB3C46ED77D9FDBDFF5F" box="[445,538,151,177]" pageId="19" pageNumber="20" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
<paragraph id="8B8DA174FFB6CB3C47C777F5FF5DFF3B" blockId="19.[151,538,151,213]" box="[151,250,187,213]" pageId="19" pageNumber="20">(Fig. 10)</paragraph>
</subSubSection>
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<paragraph id="8B8DA174FFB6CB3C47C7764AFCCEFEAF" blockId="19.[151,1437,259,2014]" pageId="19" pageNumber="20">
Type series:
<materialsCitation id="3B5AAB29FFB6CB3C4679764DFCCEFEAF" collectingDate="1987-09-20" collectionCode="SMF, ME" collectorName="di Nisi &amp; Fiumedinisi" elevation="90" location="Fiume di Nisi" pageId="19" pageNumber="20" specimenCount="1" specimenCount-female="1" stateProvince="Sicilia" typeStatus="holotype">
<emphasis id="B9467D66FFB6CB3C4679764DFDC1FEF3" bold="true" box="[297,614,259,288]" pageId="19" pageNumber="20">
<typeStatus id="54891FD6FFB6CB3C4679764DFE31FEF3" box="[297,406,259,285]" pageId="19" pageNumber="20" type="holotype">Holotype</typeStatus>
<specimenCount id="9D346AFDFFB6CB3C46F0764BFE12FECE" box="[416,437,261,288]" pageId="19" pageNumber="20" type="female"></specimenCount>
,
<collectionCode id="ED2339B1FFB6CB3C4695764DFDA3FEF3" box="[453,516,259,285]" country="Germany" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34838" lsid="urn:lsid:biocol.org:col:34838" name="Forschungsinstitut und Natur-Museum Senckenberg" pageId="19" pageNumber="20">SMF</collectionCode>
:
<collectingRegion id="49F66F96FFB6CB3C4543764DFDC7FEF3" box="[531,608,259,285]" country="Italy" name="Sicilia" pageId="19" pageNumber="20">Sicilia</collectingRegion>
:
</emphasis>
Peloritani (
<collectionCode id="ED2339B1FFB6CB3C45BE764DFCBAFEF3" box="[750,797,259,285]" pageId="19" pageNumber="20">ME</collectionCode>
),
<location id="8EEDF7AFFFB6CB3C4463764DFC75FEF3" LSID="urn:lsid:plazi:treatment:039B1062FFB6CB3B47C777D9FB82FDD3:8EEDF7AFFFB6CB3C4463764DFC75FEF3" box="[819,978,259,285]" name="Fiume di Nisi" pageId="19" pageNumber="20" stateProvince="Sicilia">
Fiume
<collectorName id="26C7C4A2FFB6CB3C44D4764DFC75FEF3" box="[900,978,259,285]" pageId="19" pageNumber="20">di Nisi</collectorName>
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downstream village
<collectorName id="26C7C4A2FFB6CB3C4394764DFAEAFEF3" box="[1220,1357,259,285]" pageId="19" pageNumber="20">Fiumedinisi</collectorName>
,
<quantity id="4CCA0C91FFB6CB3C420A764DFA30FEF0" box="[1370,1431,259,286]" metricMagnitude="1" metricUnit="m" metricValue="9.0" pageId="19" pageNumber="20" unit="m" value="90.0">
<elevation id="001F4647FFB6CB3C420A764DFA30FEF0" box="[1370,1431,259,286]" metricMagnitude="1" metricUnit="m" metricValue="9.0" pageId="19" pageNumber="20" unit="m" value="90.0">90 m</elevation>
</quantity>
, UTM. WC 34 07; Karaman-Chappuis-dig in gravel,
<date id="FF8C87B4FFB6CB3C45B37669FCC2FEAF" box="[739,869,295,321]" pageId="19" pageNumber="20" value="1987-09-20">
<collectingDate id="EFC87E5CFFB6CB3C45B37669FCC2FEAF" box="[739,869,295,321]" pageId="19" pageNumber="20" value="1987-09-20">20.09.1987</collectingDate>
</date>
.
</materialsCitation>
</paragraph>
<paragraph id="8B8DA174FFB6CB3C47977605FD94FE1B" blockId="19.[151,1437,259,2014]" pageId="19" pageNumber="20">
Diagnosis (only female known): Genital field with four pairs of Ac on posteromedially slightly enlarged genital plates (Figs 10 D-E). I-L little modified (Fig. 10 C), I-L-5/6 nearly equal in length; ventral seta I-L-
<quantity id="4CCA0C91FFB6CB3C425C7621FA90FE67" box="[1292,1335,367,394]" metricMagnitude="-1" metricUnit="m" metricValue="1.27" pageId="19" pageNumber="20" unit="in" value="5.0">5 in</quantity>
segment centre; S-1/-2 very short, placed side by side. Palp (Figs 10 A-B) with P-2/-3 rather stout, both with rounded dorsal margins and pointed distoventral edges; P-4 ventral setae in proximal half, associated with strongly elevated pointed projections, sword seta in distal half.
</paragraph>
<paragraph id="8B8DA174FFB6CB3C479776B1FDD9FC27" blockId="19.[151,1437,259,2014]" pageId="19" pageNumber="20">Description: Female (male unknown): Idiosoma elongate (L/W 550/330); lateral eyes not found; shape of setae Dgl-1 not visible; glandularia small (max. diameter 20). Muscle insertions and excretory pore smooth; Vgl-1+2 separate. Coxal field L 260, Cx-III W 390 (ratio 0.67), Cx-I+II mL 70, lL 170, W 220 (mL/W ratio 0.32). Coxal plates in three groups, with a fine, regular porosity; individual coxae (antero)laterally not distinctly projecting, together forming a smoothly undulating outline of the coxal field. Posterior margin of Cx-I+II protruding in an obtuse angle, posterior apodemes of Cx-I short, together forming an acute angle. Suture line Cx-III/IV in medial part little diverging from longitudinal idiosoma axis, at Cxgl-2 passing with a strong kink to the laterally-directed lateral part. Genital field L/W 145/115, gonopore long (L 110), genital plates flanking its posterior half and posteriorly distinctly extending over postgenital sclerite; pregenital sclerite crescent-shaped, sharply pointed laterally, with a blunt projection anteromedially, postgenital sclerite large, subtriangular, with a long anteromedial apodeme. Genital plates L/W 78/28, each bearing four Ac (maximum diameter 11, 16, 17, 17) in a weakly curved line, with an area of medially slightly protruding sclerite between Ac-2 and Ac-4; Ac-1 and 2 closely in touch; narrow, but distinct interspaces separating Ac-2/-3 and Ac-3/-4.</paragraph>
<paragraph id="8B8DA174FFB6CB3C4797749AFBC9FB4F" blockId="19.[151,1437,259,2014]" pageId="19" pageNumber="20">
I-L very little modified; I-L-5 dL/vL 124/98 (ratio 1.27), with subparallel dorsal and ventral margins (
<collectionCode id="ED2339B1FFB6CB3C427D749DFAD4FC03" box="[1325,1395,979,1005]" pageId="19" pageNumber="20">HA-C</collectionCode>
25, 28, 30, ratio dL /HB 4.5, HA/HB and HB/HC both 0.9), ventral seta not strongly developed, near centre of segment (45 % from distal edge), S-1/-2 very short and homoiomorphic, placed side by side, both L/W 33/3, with a slight adaxial curvation in distal half, truncated and with a fine medially directed tip. I-L-6 L 116, nearly straight, very gently curved, dorsal and ventral margin very slightly diverging from base to tip (
<collectionCode id="ED2339B1FFB6CB3C4370732DFBC1FB93" box="[1056,1126,1123,1149]" pageId="19" pageNumber="20">HA-C</collectionCode>
20, 23, 23, ratio L/HB 5.2), ventral margin with a very gentle thickening in central part; ratio I-L-5 dL/I-L-6 L 1.07.
</paragraph>
<paragraph id="8B8DA174FFB6CB3C479773E5FBB4FA2F" blockId="19.[151,1437,259,2014]" pageId="19" pageNumber="20">Gnathosoma with short rostrum, chelicera L/H 192/44, ratio 4.4, basal segment/claw 2.4. Palp measurements (L/H, ratio, % total L): P-1, 24/25, 0.95, 8; P-2, 73/50, 1.45, 24; P-3, 80/43, 1.0, 26; P-4, 100/30, 3.3, 33; P-5, 30/11, 2.7, 11; L ratio P-2/P-3, 0.91, P-2/P-4, 0.73; P-3/P-4, 0.80; total L 306. P-2 dorsal margin equally rounded, ventral margin slightly convex, with a pointed distal tip separated from remaining margin by a fine indentation; P-3 dorsal margin equally rounded; ventral margin straight, distally ending in a fine, pointed, ventrally bent tip, P-4 slightly curved, dorsal and ventral margin converging distally; ventral setae insertions dividing ventral margin into two short proximal (27, 24 %) and one large distal (48 %) sectors, both associated with strongly prominent, pointed extensions; sword seta in distal half, ratio distance to proximal/distal edge 1.36.</paragraph>
<paragraph id="8B8DA174FFB6CB3C47977282FB9FFA0B" blockId="19.[151,1437,259,2014]" box="[199,1080,1483,1510]" pageId="19" pageNumber="20">
<emphasis id="B9467D66FFB6CB3C47977282FE34FA0B" box="[199,403,1484,1509]" italics="true" pageId="19" pageNumber="20">Derivatio nominis</emphasis>
: Bearing the name of the
<typeStatus id="54891FD6FFB6CB3C45E57282FD42FA08" box="[693,741,1484,1510]" pageId="19" pageNumber="20">type</typeStatus>
locality, a noun in apposition.
</paragraph>
<paragraph id="8B8DA174FFB6CB3C479772A1FE49F89F" blockId="19.[151,1437,259,2014]" pageId="19" pageNumber="20">
Discussion: Genital fields with more than three pairs of Ac are frequently found in species of the subgenus
<taxonomicName id="4C32DAF7FFB6CB3C47C7715DFE89F9C3" authorityName="K. Viets" authorityYear="1926" box="[151,302,1555,1581]" class="Arachnida" family="Hygrobatidae" genus="Atractides" kingdom="Animalia" order="Trombidiformes" pageId="19" pageNumber="20" phylum="Arthropoda" rank="subGenus" subGenus="Polymegapus">
<emphasis id="B9467D66FFB6CB3C47C7715DFE89F9C3" box="[151,302,1555,1581]" italics="true" pageId="19" pageNumber="20">Polymegapus</emphasis>
</taxonomicName>
, a taxon defined by a uniquely modified I-L-5/6 complex (
<bibRefCitation id="EFA3DC85FFB6CB3C44A4715DFB3BF9C3" author="Gerecke, R." box="[1012,1180,1555,1581]" pageId="19" pageNumber="20" pagination="141 - 378" refId="ref74237" refString="Gerecke, R. (2003) The water mites of the genus Atractides Koch, 1837 (Acari: Parasitengona: Hygrobatidae) in the western Palaearctic region: a revision. Zoological Journal of the Linnean Society, 138, 141 - 378. https: // doi. org / 10.1046 / j. 1096 - 3642.06 - 0.00051. x" type="journal article" year="2003">Gerecke 2003</bibRefCitation>
). Within
<taxonomicName id="4C32DAF7FFB6CB3C425B715DFAD9F9C3" authorityName="Koch" authorityYear="1837" box="[1291,1406,1555,1581]" class="Arachnida" family="Hygrobatidae" genus="Atractides" kingdom="Animalia" order="Trombidiformes" pageId="19" pageNumber="20" phylum="Arthropoda" rank="genus" sensu="stricto">
<emphasis id="B9467D66FFB6CB3C425B715DFAD9F9C3" box="[1291,1406,1555,1581]" italics="true" pageId="19" pageNumber="20">Atractides</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A275C01DFFB6CB3C42DA715AFF1CF9BC" pageId="19" pageNumber="20" sensu="stricto">s. str.</taxonomicNameLabel>
, an elevated number of Ac is found only in
<taxonomicName id="4C32DAF7FFB6CB3C45E77179FC41F9BF" authority="Piersig, 1904" authorityName="Piersig" authorityYear="1904" box="[695,998,1591,1617]" class="Arachnida" family="Hygrobatidae" genus="Atractides" kingdom="Animalia" order="Trombidiformes" pageId="19" pageNumber="20" phylum="Arthropoda" rank="species" species="octoporus">
<emphasis id="B9467D66FFB6CB3C45E77179FCEFF9BF" box="[695,840,1591,1617]" italics="true" pageId="19" pageNumber="20">A. octoporus</emphasis>
<bibRefCitation id="EFA3DC85FFB6CB3C44017179FC41F9BF" author="Piersig, R." box="[849,998,1591,1617]" pageId="19" pageNumber="20" pagination="453 - 454" refId="ref77301" refString="Piersig, R. (1904) Eine neue Hydrachnide aus dem Bohmer Walde (Vorlaufige Mitteilung). Zoologischer Anzeiger, 27 (14), 453 - 454." type="journal article" year="1904">Piersig, 1904</bibRefCitation>
</taxonomicName>
and
<taxonomicName id="4C32DAF7FFB6CB3C43707179FAF9F9BF" authority="K. O. Viets, 1982" authorityName="K. O. Viets" authorityYear="1982" box="[1056,1374,1591,1617]" class="Arachnida" family="Hygrobatidae" genus="Atractides" kingdom="Animalia" order="Trombidiformes" pageId="19" pageNumber="20" phylum="Arthropoda" rank="species" species="heversi">
<emphasis id="B9467D66FFB6CB3C43707179FB35F9BF" box="[1056,1170,1591,1617]" italics="true" pageId="19" pageNumber="20">A. heversi</emphasis>
K.O.
<bibRefCitation id="EFA3DC85FFB6CB3C43897179FAF9F9BF" author="Viets, K. O." box="[1241,1374,1591,1617]" pageId="19" pageNumber="20" pagination="59 - 70" refId="ref78501" refString="Viets, K. O. (1982) Zwei neue Arten von Wassermilben aus Israel (Acari, Hydrachnellae, Hygrobatidae). Gewasser und Abwasser, 68 / 69, 59 - 70." type="journal article" year="1982">Viets, 1982</bibRefCitation>
</taxonomicName>
, both representatives of the
<taxonomicName id="4C32DAF7FFB6CB3C46C47115FE5EF99B" authorityName="Koenike" authorityYear="1902" box="[404,505,1627,1653]" class="Arachnida" family="Hygrobatidae" genus="Atractides" kingdom="Animalia" order="Trombidiformes" pageId="19" pageNumber="20" phylum="Arthropoda" rank="species" species="subasper">
<emphasis id="B9467D66FFB6CB3C46C47115FE5EF99B" box="[404,505,1627,1653]" italics="true" pageId="19" pageNumber="20">subasper</emphasis>
</taxonomicName>
species group, characterized among others by strongly heteromorphic setae S-1/- 2, a gnathosoma with elongated rostrum, chelicerae with long, tiny claws, and a P-4 with long ventral setae not associated to prominent extensions. The combination of a genital field with 4 pairs of Ac and the very little modified I-L-5/6 separates
<taxonomicName id="4C32DAF7FFB6CB3C46317189FE67F90F" authorityName="Gerecke" authorityYear="2021" box="[353,448,1735,1761]" class="Arachnida" family="Hygrobatidae" genus="Atractides" kingdom="Animalia" order="Trombidiformes" pageId="19" pageNumber="20" phylum="Arthropoda" rank="species" species="dinisi">
<emphasis id="B9467D66FFB6CB3C46317189FE67F90F" box="[353,448,1735,1761]" italics="true" pageId="19" pageNumber="20">A. dinisi</emphasis>
</taxonomicName>
distinctly from all other species of the genus. An elevated or decreased number of Ac may be observed occasionally also as an individual aberration in many species of the genus, then often flanked by further unusual morphological developments, e.g., of the genital or coxal plates. In the
<typeStatus id="54891FD6FFB6CB3C43D07041FB45F8C7" box="[1152,1250,1807,1833]" pageId="19" pageNumber="20" type="holotype">holotype</typeStatus>
of
<taxonomicName id="4C32DAF7FFB6CB3C425B7041FACDF8C7" authorityName="Gerecke" authorityYear="2021" box="[1291,1386,1807,1833]" class="Arachnida" family="Hygrobatidae" genus="Atractides" kingdom="Animalia" order="Trombidiformes" pageId="19" pageNumber="20" phylum="Arthropoda" rank="species" species="dinisi">
<emphasis id="B9467D66FFB6CB3C425B7041FACDF8C7" box="[1291,1386,1807,1833]" italics="true" pageId="19" pageNumber="20">A. dinisi</emphasis>
</taxonomicName>
, the symmetrical, characteristically broadened posteromedial margin of both genital plates gives no evidence for such kind of individual misshaping.
</paragraph>
<paragraph id="8B8DA174FFB6CB3B47977035FC3FFE67" blockId="19.[151,1437,259,2014]" lastBlockId="20.[151,1437,151,573]" lastPageId="20" lastPageNumber="21" pageId="19" pageNumber="20">
Leaving this character state apart, with regard to proportions of palp
<taxonomicName id="4C32DAF7FFB6CB3C44E37035FBA9F87B" authorityName="Gerecke" authorityYear="2021" box="[947,1038,1915,1941]" class="Arachnida" family="Hygrobatidae" genus="Atractides" kingdom="Animalia" order="Trombidiformes" pageId="19" pageNumber="20" phylum="Arthropoda" rank="species" species="dinisi">
<emphasis id="B9467D66FFB6CB3C44E37035FBA9F87B" box="[947,1038,1915,1941]" italics="true" pageId="19" pageNumber="20">A. dinisi</emphasis>
</taxonomicName>
is similar to a number of interstitialdwelling species: The combination of a P-2/-3 with pointed distoventral segment edges and a P-4 having ventral setae located in the proximal segment half and associated with pointed tips is found also in
<taxonomicName id="4C32DAF7FFB6CB3B43EF708DFF7CFF5C" authority="(Szalay, 1946)" baseAuthorityName="Szalay" baseAuthorityYear="1946" class="Arachnida" family="Hygrobatidae" genus="Atractides" kingdom="Animalia" lastPageId="20" lastPageNumber="21" order="Trombidiformes" pageId="19" pageNumber="20" phylum="Arthropoda" rank="species" species="pumilus">
<emphasis id="B9467D66FFB6CB3C43EF708DFA9DF833" box="[1215,1338,1987,2013]" italics="true" pageId="19" pageNumber="20">A. pumilus</emphasis>
(
<bibRefCitation id="EFA3DC85FFB6CB3B421B708DFF74FF5C" author="Szalay, L." lastPageId="20" lastPageNumber="21" pageId="19" pageNumber="20" pagination="123 - 130" refId="ref77823" refString="Szalay, L. (1946) Neue Formen der Gattung Megapus (Hydrachnellae) aus unterirdischen Gewassern des Karpathenbeckens. Annales historico-naturales Musei nationalis Hungarici, 39 (8), 123 - 130." type="journal article" year="1946">Szalay, 1946</bibRefCitation>
)
</taxonomicName>
,
<taxonomicName id="4C32DAF7FFB1CB3B47B877D9FD10FF5F" authority="(Motas &amp; Tanasachi, 1948)" baseAuthorityName="Motas &amp; Tanasachi" baseAuthorityYear="1948" box="[232,695,151,177]" class="Arachnida" family="Hygrobatidae" genus="Atractides" kingdom="Animalia" order="Trombidiformes" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="pygmaeus">
<emphasis id="B9467D66FFB1CB3B47B877D9FEDEFF5E" box="[232,377,151,177]" italics="true" pageId="20" pageNumber="21">A. pygmaeus</emphasis>
(
<bibRefCitation id="EFA3DC85FFB1CB3B46D977D9FD08FF5F" author="Motas, C. &amp; Tanasachi, J." box="[393,687,151,177]" pageId="20" pageNumber="21" pagination="152 - 169" refId="ref76325" refString="Motas, C. &amp; Tanasachi, J. (1948) Especes nouvelles et connues du genre Megapus Neuman (Hydrachnelles) trouvees dans les eaux souterraines. Annales scientifiques de la Universite de Jassy, 31, 152 - 169." type="journal article" year="1948">Motaş &amp; Tanasachi, 1948</bibRefCitation>
)
</taxonomicName>
and
<taxonomicName id="4C32DAF7FFB1CB3B45A177D9FB95FF5F" authority="Tuzovskij, 1980" authorityName="Tuzovskij" authorityYear="1980" box="[753,1074,151,177]" class="Arachnida" family="Hygrobatidae" genus="Atractides" kingdom="Animalia" order="Trombidiformes" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="ubinicus">
<emphasis id="B9467D66FFB1CB3B45A177D9FCD7FF5F" box="[753,880,151,177]" italics="true" pageId="20" pageNumber="21">A. ubinicus</emphasis>
<bibRefCitation id="EFA3DC85FFB1CB3B442877D9FB95FF5F" author="Tuzovskij, P. V." box="[888,1074,151,177]" pageId="20" pageNumber="21" pagination="39 - 42" refId="ref78069" refString="Tuzovskij, P. V. (1980) Atractides ubinicus sp. n. - novyj vid vodjanogo klesca iz sem. Hygrobatidae (Acariformes). Biologija Vnutrennych Vod, 47, 39 - 42." type="journal article" year="1980">Tuzovskij, 1980</bibRefCitation>
</taxonomicName>
. All these species agree with
<taxonomicName id="4C32DAF7FFB1CB3B42D477D9FF72FF3B" authorityName="Gerecke" authorityYear="2021" class="Arachnida" family="Hygrobatidae" genus="Atractides" kingdom="Animalia" order="Trombidiformes" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="dinisi">
<emphasis id="B9467D66FFB1CB3B42D477D9FF72FF3B" italics="true" pageId="20" pageNumber="21">A. dinisi</emphasis>
</taxonomicName>
also in the presence of short, truncated setae S-1/-2 placed side by side, but differ in the presence of sclerotized muscle attachments, fusion of Vgl-2+3 and a stout I-L-6 with convex dorsal margin. In addition,
<taxonomicName id="4C32DAF7FFB1CB3B43867791FAE9FF17" baseAuthorityName="Szalay" baseAuthorityYear="1946" box="[1238,1358,223,249]" class="Arachnida" family="Hygrobatidae" genus="Atractides" kingdom="Animalia" order="Trombidiformes" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="pumilus">
<emphasis id="B9467D66FFB1CB3B43867791FAE9FF17" box="[1238,1358,223,249]" italics="true" pageId="20" pageNumber="21">A. pumilus</emphasis>
</taxonomicName>
and
<taxonomicName id="4C32DAF7FFB1CB3B42D47791FF51FEF3" authorityName="Tuzovskij" authorityYear="1980" class="Arachnida" family="Hygrobatidae" genus="Atractides" kingdom="Animalia" order="Trombidiformes" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="ubinicus">
<emphasis id="B9467D66FFB1CB3B42D47791FF51FEF3" italics="true" pageId="20" pageNumber="21">A. ubinicus</emphasis>
</taxonomicName>
differ in the presence of an excretory pore sclerite.
<taxonomicName id="4C32DAF7FFB1CB3B447E764DFB4BFEF3" authority="Lundblad, 1962 b" authorityName="Lundblad" authorityYear="1962" box="[814,1260,259,285]" class="Arachnida" family="Hygrobatidae" genus="Atractides" kingdom="Animalia" order="Trombidiformes" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="tenerifensis">
<emphasis id="B9467D66FFB1CB3B447E764DFB8FFEF3" box="[814,1064,259,285]" italics="true" pageId="20" pageNumber="21">Atractides tenerifensis</emphasis>
<bibRefCitation id="EFA3DC85FFB1CB3B437E764DFB4BFEF3" author="Lundblad, O." box="[1070,1260,259,285]" pageId="20" pageNumber="21" pagination="285 - 300" refId="ref75595" refString="Lundblad, O. (1962 b) Wassermilben von den Kanarischen Inseln. Arkiv for Zoologi, Serie 2, 15 (16), 285 - 300." type="journal article" year="1962">Lundblad, 1962b</bibRefCitation>
</taxonomicName>
is similar in I-L shape and setation, shape of P-2/-3 and formation of the postgenital field, but has a P-4 with much less developed ventral projections and sword seta located near proximoventral seta. It differs also in a by far larger body size (e.g., female idiosoma L 800, glandularia diameter 40, palp total L&gt; 400).
</paragraph>
<paragraph id="8B8DA174FFB1CB3B479776DDFAE3FE3F" blockId="20.[151,1437,151,573]" pageId="20" pageNumber="21">In this case of a specimen combining outstanding character states with regard to several aspects of idiosoma and appendage morphology, it appears justified to introduce a new species name for a single female individual.</paragraph>
<paragraph id="8B8DA174FFB1CB3B47977695FE7CFDF7" blockId="20.[151,1437,151,573]" pageId="20" pageNumber="21">Habitat: Hyporheobiont? Only found in the interstitial of stream on a deep gravel bed fully exposed to sunshine (“fiumara”) at low elevation.</paragraph>
<paragraph id="8B8DA174FFB1CB3B4797756DFB82FDD3" blockId="20.[151,1437,151,573]" box="[199,1061,547,573]" pageId="20" pageNumber="21">
Distribution: Only known from the
<emphasis id="B9467D66FFB1CB3B4506756DFD40FDD2" box="[598,743,547,573]" italics="true" pageId="20" pageNumber="21">locus typicus</emphasis>
in the Peloritani mountains.
</paragraph>
</subSubSection>
</treatment>
</document>