Thinoseius, Halbert, 1920

Mašán, Peter & Halliday, Bruce, 2010, Review of the European genera of Eviphididae (Acari: Mesostigmata) and the species occurring in Slovakia 2585, Zootaxa 2585, pp. 1-122 : 84

Key to European species of the genus Thinoseius (males)

1. All dorsal setae uniform in shape, simple, smooth, slender, regularly tapering toward to tip, not conspicuously elongated and thickened....................................................................................................................................................... 2

- Dorsal setae diverse in form, some modified, stout and spine-like, with penicillate or whip-like tips ........................ 3

2. Dorsal J setae uniform in shape and subequal in length ........................................ Thinoseius acuminatus Evans 1962

- Dorsal J setae different in shape and length: setae J1 and J3 thick, lanceolate and approximately two to three times longer than thin and needle-like setae J2 and J5 ................................................ Thinoseius spinosus ( Willmann 1939)

3. Circum-anal setae uniform in shape and subequal in length; epistome with five points................................................ ................................................................................................................................. Thinoseius kargi Hirschmann 1966

- Post-anal seta conspicuously thicker and at least twice the length of the adanals; epistome with more than five points ................................................................................................................................. Thinoseius fucicola ( Halbert 1920)