Spatulaphorus, Rack, 1993

Khaustov, Alexander A. & Frolov, Andrey V., 2018, New taxa of pygmephoroid mites (Acari: Pygmephoroidea: Pygmephoridae, Neopygmephoridae) phoretic on Enoplotrupes sharpi (Coleoptera: Geotrupidae) from Thailand, Zootaxa 4442 (2), pp. 277-292 : 282

Key to world species of Spatulaphorus (based on Khaustov & Trach 2018)

1. Genu I with two setae.................................................................................. 2 - Genu I with one seta................................................. S. copridis Khaustov, 2007a (Crimea, Iran) 2. Tarsi II and III each with spiniform setae pl” and tc’ ......................................................... 3 - Tarsi II and III without spiniform setae, or only pl” or tc’ spiniform.............................................. 5 3. Setae sc 2 foliate.............................................. S. vladimiri Khaustov, 2005 ( Ukraine, Crimea, Iran) - Setae sc 2 not modified, setiform.......................................................................... 4 4. Setae c 2 foliate, blunt-ended...................................... S. venustus Khaustov and Trach, 2012a ( Ukraine) - Setae c 2 not modified, pointed................................... S. altaicus Khaustov and Trach, 2018 ( Russia: Altai) 5. At least setae (pv) on tarsus II foliate distally................................................................ 6 - Setae (pv) on tarsus II not foliate distally.................................................................. 10 6. Tibiotarsus I with large, hook-like claw and a distinct counterpart opposite to the claw base........................... 7 - Tibiotarsus I with a small, almost straight claw, and no counterpart......... S. foliatus Dastych and Rack, 1993 ( Botswana) 7. Tarsi II and III with setae tc’ not modified.................................................................. 8 - Tarsi II and III with setae tc’ spiniform................................... S. langi Dastych and Rack, 1993 ( Vietnam) 8. Setae ps 3 subequal to or shorter than ps 1, 2.................................................................. 9 - Setae ps 3 distinctly longer than ps 1, 2.......................... S. luriei Dastych, Rack & Camerik, 1997 ( South Africa) 9. Setae (pv) on tarsus III foliate, setae ps 1, 2 distinctly barbed....................... S. enoplotruporum sp. nov. ( Thailand) - Setae (pv) on tarsus III not foliate, setae ps 1, 2 smooth.................. S. camerikae Dastych and Rack, 1993 ( Botswana) 10. Tarsi II and III with setae pl” not modified................................................................. 11 - Tarsi II and III with setae pl” spiniform.................. S. gorganica Rahiminejad and Hajiqanbar, 2011 ( Iran, Crimea) 11. Apodemes 4 long, exceeding beyond setae 3 b .............................................................. 12 - Apodemes 4 vestigial................................................. S. geotruporum Khaustov, 2005 ( Ukraine) 12. Setae e and h 2 subequal................................................................................ 13 - Setae e more than two times longer than h 2.................................. S. geotrupi ( Mahunka, 1970) ( Hungary) 13. Setae e and h 2 barbed; setae ps 3 more than two times longer than ps 1, 2..... S. gymnopleuri Sobhi and Hajiqanbar, 2017 ( Iran) - Setae e and h 2 smooth; setae ps 3 subequal to ps 1, 2..................... S. braziliensis Khaustov and Frolov, 2017 ( Brazil)