Atractides remotus, SZALAY, 1953

Gerecke, Reinhard, 2003, 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, pp. 141-378 : 272

ATRACTIDES REMOTUS SZALAY, 1953 ( FIG. 59A–H )

[syn. to A. mitisi ( Walter, 1944) : Biesiadka, 1979a –

rejected synonymy]

Syn. A. stygophilus (Schwoerbel, 1959) : syn. nov.

Type series: Missing. Locus typicus: Hohe Tatra, Szepesbéla-Barlangliget (Spiŝská Belá) Belá-Bach, 14, 3∞C, 8.8.1930, 1 ♂, 3 ♀ gesammelt von Dr. E. Dudich.

Material examined: NHMB: Switzerland Lützel , hyp., coll. Schiess, 1 ♂, 1 ♀ ; MMB Slovakia 361–4 Racibor u Orav. Podzámku. 14.7.1951 Leg. Làska 1 ♂ 1205–3 Racovsk’y p. pred vtokem do Oravy 20.7.1957 Leg. Láska 1 ♂ 1 ♀ ; 1336–2 Nitra nad Prievidzou 21.9.1958 Leg. Láska 1 ♂ ; CSM: Germany, Black Forest , type series of A. stygophilus and further specimens (see there) .

Description:

General features dorsal integument: lineated; muscle attachments: smooth coxal field: Cx-1 with narrow mediocaudal margin, all coxae seeming fused together, Cx-4 with extended posterior margin (of secondary sclerotization?)

I-L: S-1 and -2 far distanced and heteromorph, S-1 slender, S-2 enlarged in the basal third; I-L-6 curved, distally strongly narrowed excretory pore: smooth; Vgl-1: separate from Vgl-2

palp: sexual dimorphism, in both sexes P-2 distoventrally protruding and sword seta P-4 near distoventral hair

Males

Original description, in parentheses specimen from NHMB coxae: fused to a coxal shield genital field: anterior margin weakly, posterior margin more strongly indented, Ac large, in triangular position; genital setae: 40, a line of setae flanking the gonopore palp: ventrodistal protrusion P-2 nose-shaped, with rugose surface idiosoma L/W 540/430 (540/420); glandularia small coxal field L 342 (286); Cx-3 W (378); Cx-1 + 2 mL (135), IL (238), W (302) I-L-5 dL 172 (180), vL (123), dL/vL (1.46), HA-HC (47, 51, 66), dL/HB 3.74

(3.53) S-1 L 95, L/ W 11.9, S-2 L 80, L/ W 8.0, interspace 22, L S-1/2 1.19 I-L-6 L 133 (134), HA-HC (24, 17, 16), dL/HB (7.88); L I-L-5/6 1.29 (1.34) genital field L/W 90/127 (100/125), Ac-1–3 L [35, 38, 40] gnathosoma vL –; chelicera L (190), L/H (5.0), bS/claw (2.52)

Figures

Figure 59. Atractides remotus. A–C, ♂ NHMB; D–F, ♂ MMB 1336–2; G; H, ♀ MMB 1496. A, ♂ palp, lateral view (inset: detail of ventrodistal projection); B, ♂ I-L-5 and -6; C, ♂ coxal field, mediocaudal edge Cx-1 + 2; D, coxal and genital field, E, ♂ palp, medial view; F, ♂ I-L-5 and -6; G, ♀ genital field; H, ♀ palp, medial view. Scale bars = 100 µm.