Atractides polyporus (K. Viets, 1922)

Gerecke, Reinhard, 2014, The water mites of the genus Atractides Koch, 1837 (Acari, Hydrachnidia: Hygrobatidae) in Corsica and Sardinia, Zoosystema 36 (4), pp. 735-759 : 757

Atractides polyporus (K. Viets, 1922)

MATERIAL EXAMINED. — Corsica. F 33, 2 ♀♀ ; F 84, 1 ♀; F 86, 1 ♂, 1 ♀. Sardinia. I 370a, 2 ♂♂, 2 ♀♀; I 1155 1 ♂ ( MNHN) .

Corsica. F 25, 2 ♂♂ ; F 26, 2 ♂♂, 1 ♀; F 27b, 1 ♂; F 29, 1 ♀; F 33, 2 ♀♀; F 35, 1 ♂♂; 2 dn; F 77, 1 ♂, 1 ♀; F 86, 2 ♂♂, 42 ♀♀. Sardinia. I 370a, 3 ♂♂, 16 ♀♀; I 370b, 1 ♀; I 384, 1 ♂, 16 ♀♀; I 1153, 4 ♂♂, 1 ♀; I 1154, 12 ♂♂, 4 ♀♀; I 1159, 1 ♀; I 1160, 1 ♂, 3 ♀♀; I 1161, 1 ♂; I 1166, 1 ♀; I 1168, 59 ♂♂, 19 ♀♀; I 1169, 3 ♂♂, 13 ♀♀; I 1172, 71 ♂♂, 60 ♀♀; I 1178, 5 ♂♂, 5 ♀♀ (Coll. RG) .

DISTRIBUTION. — Central Europe, Mediterranean. First records from the area covered.

HABITAT. — Crenobiont. With a total of 366 specimens from the area covered the Atractides species recorded in the highest abundance, but restricted to weakly seeping rheohelocrenes and therefore previously overlooked. Preferably in shaded valleys, in the area covered from 280 to 1800 m.