Atractides acutirostris, Motas & Angelier, 1927

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 : 336-338

publication ID

https://doi.org/ 10.1046/j.1096-3642.06-0.00051.x

persistent identifier

https://treatment.plazi.org/id/96048783-0EF8-FF5C-FCB3-AABEFCFEFEFB

treatment provided by

Carolina

scientific name

Atractides acutirostris
status

 

ATRACTIDES ACUTIROSTRIS (MOTAŞ & C. ANGELIER, 1927) ( FIGS 84A–C View Figure 84 , 89A–G View Figure 89 )

Megapus acutirostris Motaş & C. Angelier, 1927

Syn. A. elongatus ( Halbert, 1944) : syn. nov.; A. longipes ( Halbert, 1944) : syn. nov., A. magnirostris ( Motaş & Tanasachi, 1948) : syn. nov.; A. acutirostris gibberimarginatus K. Viets, 1955 : syn. nov.

Type series: Missing. Locus typicus: France, Massif Central , ruisseau de la Clamouze (Puy-de–Dôme), 17 juillet 1927, T. 10∞; sur un fond herbeux, 1 ♀ portant 21 oeufs […] 1300 m (Leg. C.Angelier) .

Material examined: British Isles: coll. Gledhill (partly labelled as A. magnirostris or A. pavesii ). Ireland: Trib. of Bandon Bridge nr. P. O. Derrynacaheragh Dunmannway. Co Cork. 24. 188560 coll. 3.11.82. 2 ♂, 1 ♀ ; Dirty River. Dunmannway. Co Cork. 3.11.82. 1 ♀ ; Glantrasna River . Lauragh Bridge, Lauragh, W. Cork. coll. 1.11.82. 1 ♂ . United Kingdom: River Swate , Yorks. Site 1. 1 SW D S coll. Jane Ingram 6.7.94 1 ♂ ; R. Coln, Fairford, SP.149032 coll. 29.3.79 2 ♂, 2 ♀; R.Tummel, Pittochry, Perthshire. NN.568542. Interstitial. Scotland 5 coll. 27.9.72 1 ♂ ; R. Frome. Moreton. coll. 19.6.78 Sample 4. Gravel Core , 1 ♀ . Germany: D 448 Bayern ( GAP), Uffing, Ach u. Staffelsee SE Heimgarten, 680 m, 16.5.1993 2 ♀ , Gerecke. Greece: SMF 6011 About SMF A. pavesii ; Griechenland Yliki See b. Theben , 7.9.42 Laskar coll. (K. Viets, 1950). Israel: SMF KOViets 7246 ♀ A. pavesii ; Israel Nahal Ortal 26.7.1979 IES 1627 Aca 1148 (unpubl.). Italy: SMF 7204 About SMF A. pavesii ; Italien, Iesi, Esino Fl., 30.7.1951 Moretti coll. (K. Viets, 1954 partim); Sicily, Gerecke: I 179, Iblei (SR), Sortino, Anapo near Staz. ENEL, WB 055 109, 163 m, 18.09.1985, 3 ♂, 3 ♀ ; I 465, Ribera ( AG), Calamonaci, F. Verdura near C. Tragaleggi, UB 47 56, 95 m, 22.08.1986, 4 ♂, 15 ♀ .

Description:

General features

Original description, Motaş 1928, in parentheses specimen from Sicily, 179 dorsal integument: striated; muscle attachments: smooth coxal field: caudal margin of Cx-1 + 2 with sexual dimorphism, extended borders of secondary sclerite I-L: setae S-1/2 longish, with rounded tips, insert-ing side by side, without interspace in lateral view excretory pore: smooth; Vgl-1: separate from Vgl-2 palp: slender, P-4 club-shaped, ventral margin 4: 1: 2, sword seta hair-like,

P-5 with ‘cheeks’

Males

Attribution to this species uncertain, see below; Szalay 1935b, partly calculated from his figures, in parentheses specimen from Sicily, I 179

genital field: anteriorly with rounded margin of irregular secondary sclerite, occasionally in the middle slightly extending, posterior margin with an indentation that in older specimens is filled with secondary sclerite; genital setae: 42

coxal field: caudal margin of Cx-1 + 2 medially tongue-shaped, covering the indentation formed by the medially touching apodemes of Cx-2

palp: P-4 with dense dorsal hair cover, this area may be inflated or crushed idiosoma L/W 617/417 (625/490); glandularia 50 (40)

coxal field L 350 (330); Cx-3 W 363 (370); Cx-1 + 2 mL 150 (118), IL 225 (225), W 250 (255)

I-L-5 dL 150 (132), vL 129 (112), dL/vL 1.16 (1.18), HA-HC 33 (40), 38 (42), 43 (45), dL/HB 3.95 (3.14)

S-1 L 57 (52), L/W (13.0), S-2 L 57 (52), L/W (13.0), interspace 0, L S-1/2 1.0 (1.0)

I-L-6 L 117 (120), HA-HC 26 (30), 26 (28), 33 (36), dL/HB 4.50 (4.29); L I-L- 5/6 1.28 (1.10)

genital field L/W 125/141 (108/122), Ac-1–3 L (25, 27, 27)

gnathosoma vL 200 (192); chelicera L 258 (282), L/H 7.6, bS/claw 2.44 (2.13)

GAP

Conservatoire Botanique National Alpin

SMF

Forschungsinstitut und Natur-Museum Senckenberg

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