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 Author Smit, Harry Naturalis Biodiversity Center, P. O. Box 9517, 2300 RA Leiden, the Netherlands. text Acarologia 2020 2020-04-29 60 2 371 389 journal article 8262 10.24349/acarologia/20204374 32aba51d-7618-467b-9ffe-7f430d20bc7f 2107-7207 4487883 Arrenurus oxyurus Ribaga, 1902 Material examined— Argentina . Río Negro Province : 1/2/0, Río Negro near General Conesa, 40°5’19,19” S , 64°29,6’ 6,11” W, 9-xii-1999 . Distribution — Previously known from Argentina ( Ribaga 1902 , 1903 , Rosso de Ferradás et al. 1987 , Rosso de Ferradás 1987) and Paraguay ( Lundblad 1944 ).