Atractides orghidani, Schwoerbel, 1961

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 : 346

ATRACTIDES ORGHIDANI MOTAŞ & TANASACHI, 1960

( FIG. 93A–E )

Type series: Missing. Locus typicus: Romania, Région Autonome Magyare, Bassin du Virghis, commune Meresti, rayon Odorhei (7 VIII 1958 1 ♂, 1 ♀; 28 VIII 1959 9 ♂, 10 ♀) .

Material examined: (in coll. Gerecke) Italy, Sicily, Peloritani ( ME), coll. DePietro & LaRocca, I dp38 Limina, Affl. F. so Girasia pressi Portella del Vento , 570 m, WB 2098, 20.05.1995 1 ♂ ; I dp56, Antillo, F.so Girasia confluenza T. di Antillo, 260 m, WC 2301, 07.11.1996 1 ♀.

Description:

General features

Original description, in parentheses specimens from Sicily dorsal integument: lineated, with strong, more or less irregular lines; muscle attachments: unsclerotized coxal field: medioposterior margin of Cx-1 + 2 sharply curved, lateral and posterior margins of Cx-3 + 4 with extended secondary sclerite, distinctly projecting posteriorly at lateral edges.

I-L: distal margin I-L-5 with a protruding anterior sheath, and an indentation at the posterior edge, dorsally from insertion S-1, S-1 ending in a fine, pointed tip excretory pore: sclerotized; Vgl-1: fused to Vgl-2

palp: no sexual dimorphism; ventral margin P-2/3 straight; P-4 1: 1: 1 (2: 1: 3), sword seta P-4 strong, proximally from proximoventral hair

Males

Original description, in parentheses specimen from Sicily genital field: anterior margin equally round, posterior margin indented, filled with a narrow strip of secondary sclerite; genital setae: 38 idiosoma L/W 460/300 (490/400); glandularia (38) coxal field L 270 (260); Cx-3 W (320); Cx-1 + 2 mL 98 (110), IL (183), W (253) I-L-5 dL (125), vL 137 (132), dL/vL (0.95), HA-HC (37), 45 (42), (48), dL/HB

(2.98) S-1 L (50), L/W (7.1), S-2 L (50), L/W (4.2), interspace 0, L S-1/2 (1.0) I-L-6 L 66 (75), HA-HC 22 (25), (15), (13), dL/HB (5.00); L I-L-5/6 (1.67) genital field L/W 105/132 (108/125), Ac-1–3 L (20, 20, 20) gnathosoma vL 104 (105); chelicera L 170, L/H 5.7, bS/claw 2.40

Figures

Figure 93. Atractides orghidani, Sicily. A, ♂ I-L-5 and -6, posteriorly; B, ♂ palp, medial view; C, ♀ I-L-5 and -6, anteriorly; D, ♀ genital field and right Vgl-3/4; E, ♂ ventrum, partial view. Scale bars = 100 µm.