New species and new records of mites of the genus Stigmaeus (Acari: Prostigmata: Stigmaeidae) from Crimea Author Khaustov, Alexander A. text Zootaxa 2014 3794 2 237 253 journal article 45867 10.11646/zootaxa.3794.2.3 b41b7c62-2811-44b0-892a-3419b2ce687f 1175-5326 228091 6F9929C7-DE97-455A-B4A7-A2D678390E14 Key to the species of the genus Stigmaeus of Crimea (females) 1. Central hysterosomal plate with 3 pairs of setae ( c 1, d 1, e 1)..................................................... 2 - Central hysterosomal plate with 2 pairs of setae ( c 1, d 1)...................................................... 4 2. Genua II and III with 4 and 1 setae respectively.............................................................. 3 - Genua II and III with 2 and without setae respectively................................................ S. longipilis 3. Dorsal setae thin, smooth........................................................................ S. solidus - Dorsal setae thick, strongly barbed................................................................ S. glypticus 4. Median zonal plate entire.............................................................................. 5 - Median zonal plates paired.............................................................................. 6 5. Eyes present, suranal plate with 2 pairs of setae........................................................ S. unicus - Eyes absent, suranal plate with 3 pairs of setae..................................................... S. elongatus 6. Eyes present......................................................................................... 7 - Eyes absent......................................................................................... 9 7. Femur II with 5 setae, dorsal plates reticulated.............................................................. 8 - Femur II with 4 setae, dorsal plates smooth.......................................................... S. pilatus 8. Auxillary plates fused with central propodosomal plate, most of dorsal setae long and pointed............... S. nikitensis - Auxillary plates separated from central propodosomal plate, most of dorsal setae relatively short and blunt-ended...................................................................................................... S. corticeus 9. Suranal plate with 3 pairs of setae....................................................................... 10 - Suranal plate with 2 pairs of setae...................................................................... 13 10. Suranal plate entire.................................................................................. 11 - Suranal plate represented by 2 separate plates........................................................ S. planus 11. Lateral zonal plates very small, at least 4 times shorter than marginal plates...................................... 12 - Lateral zonal plates larger, about 2 times shorter than marginal plates.................................. S. pulchellus 12. Setae c 1 situated on small platelets, ratio ve / sci 1.1.............................................. S. purpurascens - Setae c 1 situated on central hysterosomal plate, ratio ve / sci 1.4.................................... S. maraghehiensis 13. Supracoxal setae of palps ( elcp ) and legs I ( elcl ) seta-like ( Figs. 28, 31 )......................................... 14 - Supracoxal setae of palps and legs I peg-like ( Figs. 12 , 14 ).................................................. 15 14. Setae sce , d 2, e 2 long, smooth and pointed, similar to ve and c 2.................................. S. mitrofanovi sp. n. - Setae sce , d 2, e 2 short, barbed and blunt-ended, similar to c 1and d 1.................................. S. silvestris sp. n. 15. Setae sce relatively short, blunt-ended, barbed in distal half, similar to c 1.................................. S. siculus - Setae sce long, pointed, barbed in basal half, similar to ve ....................................... S. kuznetsovi sp. n.