Gastronyssidae Fain, 1959

Bochkov, Andre V., Zabludovskaya, Svetlana & Oconnor, Barry M., 2008, Phylogeny and systematics of the endoparasitic astigmatid mites (Acari: Sarcoptiformes) of mammals: families Gastronyssidae, Lemurnyssidae, and Pneumocoptidae, Zootaxa 1951 (1), pp. 1-152 : 36

Key to subfamilies of the family Gastronyssidae Fain, 1959

1. Setae elc.p cone-like. Idiosoma covered with scale-like striations. Setae cp, ba I–II, and pR I–II present (pR absent in Y. limnomys ). Setae e III–IV situated antiaxially, represented by microsetae. Tarsi of legs I–II subequal in length to respective tibiae. Pretarsi of all legs distinctly developed consisting of ambulacral stalk and disc .............................. ............................................................................................................................................. Yunkeracarinae Fain, 1964

– Setae elc.p stick-like or absent. Idiosoma covered with transverse striations or without striations. Setae cp, ba I–II and pR I–II absent. Setae e III–IV absent, or situated dorsally and represented by alveoli. Tarsi of legs I–II distinctly shorter than respective tibiae. Pretarsi of legs I–II absent; pretarsi of legs III–IV absent or only strongly reduced with only ambulacral stalk present.............................................................................................. Gastronyssinae Fain, 1959