Arrenurus niger, Smit, 2020

Smit, Harry, 2020, New records of the water mite genus Arrenurus Dugès, 1834 from South America (Acari: Hydrachnidia: Arrenuridae), with the description of five new species and one new subspecies, Acarologia 60 (2), pp. 371-389 : 380

Arrenurus niger n. sp.

Zoobank: 6594C44B-779D-49E2-9883-C94264877A36

( Figure 7 )

Material examined — Holotype male, Río Negro near General Conesa, Río Negro Province, Argentina, 40°5’19,19” S, 64°29,6’6, 11” W, 9-xii-1999 ( MBR) . Paratypes: one female ( MBR), 2 males (juveniles), eight females ( RMNH), same data as holotype.

Diagnosis — P2 with a patch of setae. Male: Cauda short, distinctly set off from idiosoma; dorsal shield incomplete. Female: genital plates short and broad.

Figures

Figure 7 Arrenurus niger n. sp. A-E holotype male, F paratype female. A – dorsum; B – venter; C – right palp; D – left palp (segments rotated); E – IV-leg-6; F = venter. Scale bars: A-B, F = 100 µm, C-E = 50 µm.