Cheylostigmaeus tarae sp. nov. and Stigmaeus delaramae sp. nov. (Acari: Stigmaeidae) from Kurdistan, Iran Author Khanjani, Mohammad Author Nasrollahi, Siamak Author Zamani, Ali Sina Author Fayaz, Bahman Asali text Zootaxa 2014 3841 3 364 378 journal article 10.11646/zootaxa.3841.3.3 d85ac80a-8081-406f-9eaf-948240d9e636 1175-5326 228717 E35F437C-4B3C-42FE-B950-F53051B49DA2 Key to the Iranian species of genera Cheylostigmaeus (male) & Stigmaeus (Female) 1. Chelicerae partly fused................................................................. Cheylostigmaeus …2 - Chelicerae free.............................................................................. Stigmaeus …9 2. Rostrum with lateral lamellae or projection................................................................. 3 - Rostrum without lateral lamellae or projection............................................................... 5 3. Lateral lamellae pointed.............................................. C . iranensis Khanjani & Ueckermann, 2002 - Lateral lamellae wing-like.............................................................................. 4 4. Aedeagus without bulb; subcapitulum with one pair of acute teeth in front of lamellae................................................................................................ C . hassanpouri Bagheri & Ueckermann, 2011 - Aedeagus with bulb; subcapitulum without acute teeth in front of lamellae.......... C. sepasgosariani Bagheri et al. , 2014 5. Genu II with one solenidion ( k ).......................................................................... 6 - Genu II without solenidion ( k ).............................................. C. guilaniensis Hajizadeh et al. , 2013 6. Tarsus I with 11(2ω), ratio h1 / h1–h1 0.75........................................ C. ferdowsii Khanjani et al ., 2010 - Tarsus I with 13(2ω), ratio h1 / h1–h1 0.88–1.20.............................................................. 7 7. Setae ve and c2 and some dorsal setae on legs sheathed distally................................................. 8 - Setae ve and c2 and dorsal setae on legs not sheathed distally....................................... C . tarae sp. nov. 8. Lengths of dorsal setae vi 48 – 53, ve 70 – 77, e2 52 – 57, f1 70–74; ratio III ω 2 /ω 1 4.5–5.18...................................................................................................... C . mahvashae Khanjani et al. , 2013 - Length of dorsal setae vi 30 – 33 , ve 47 – 48, e2 39 , f1 53 – 56; ratio III ω 2 /ω 1 3.0 – 3.6..................................................................................................... C . gharekhanii Navaei-Bonab et al. , 2011 9. Median propodosomal shield absent..................................................................... 10 - Median propodosomal shield present..................................................................... 11 10. Genua II–III with 5–3 setae...................................................... S . saboorii Bagheri et al. , 2013 - Genua II–III with 4–4 setae................................................. S . kermaniensis Changizi et al. , 2012 11. Hysterosoma without median shield...................................................................... 12 - Hysterosoma with median shield........................................................................ 15 12. Genua II–IV with 2–0–1 setae.......................................................................... 13 - Genua II–IV with 5–3–3 setae....................................................... S . elongatus Berlese, 1886 13. Femora I–II with 4–4 setae, suranal shield divided.......................................................... 14 - Femora I–II with 6–5 setae, suranal shield entire..................................................................................................... S . candidus Fan & Li 1993 (= S. mazandaranicus Faraji & Ueckermann 2006 ) 14. Prodorsal shield smooth, aggenital setae ag1–2 inserted on soft cuticle, genu I with one solenidion................................................................................. S . shendabadiensis Haddad Irani – Nejad et al. 2010 b - Prodorsal shield in center region reticulated, aggenital setae ag1–2 inserted on entire shield, genu I without solenidion.................................................................................. S . nasrinae Nazari et al. , 2012 15. Median hysterosomal shield with two pairs of setae.......................................................... 16 - Median hysterosomal shield with three pairs of setae......................................................... 36 16. Femur I with four setae................................................................................ 17 - Femur I with six setae................................................................................. 31 17. Femur IV with one seta................................................ S . alvandis Khanjani & Ueckermann 2002 - Femur IV with two setae...............................................................................18 18. Genu I with 3 (1) setae................................................. S. ueckermanni Pahlavan Yali et al. , 2011 - Genu I with 5 (1) setae................................................................................ 19 19. Genu III without setae................................................................................. 20 - Genu III with one or two setae.......................................................................... 24 20. Genu IV with one seta................................................................................. 21 - Genu IV with two setae................................................................................ 23 21. Genu II two setae.............................................................. S . cariae Khanjani et al ., 2012 - Genu II three setae.................................................................................... 22 22. Auxiliary platelets absent, setae e2 on integument........................................ S. planus Kuznetzov,1978 - Auxiliary platelets present, setae e2 on distinct small platelets.................. S . miandoabiensis Bagheri & Zarei, 2012 23. Genu II with three setae; seta h3 present; prodorsal shield reticulated........... S . kermanshahiensis Khanjani et al. , 2012a - Genu II with four setae; seta h3 absent; prodorsal shield smooth........................ S . iranensis Bagheri et al. , 2012 24. Genua II–III with 4–1 setae............................................................................. 25 - Genua II–III with 5–2 setae.............................................................................28 25. Hysterosomal shields reticulated.............................................. S . makouiensis Bagheri et al. , 2013 - Hysterosomal shields smooth........................................................................... 26 26. Prodorsal shield smooth, setae d2 and f 1 20–30 long......................................................... 27 - Prodorsal shield reticulated, setae d2 and f1 60 long............................. S. hashtrudiensis Bagheri et al. 2014 27. Dorsal setae slightly serrated, tarsus IV with one solenidion........................ S . marandiensis Bagheri et al. , 2011 - Dorsal setae smooth, tarsus IV without solenidion................................ S . isfahaniensis Bagheri et al. , 2014 28. Suranal shield entire.................................................................................. 29 - Suranal shield divided.......................................................... S . pulchellus Kuznetzov, 1978 29. Dorsal shields heavily ornamented with polygonal cells; tarsi II with 9 (1) setae................................... 30 - Dorsal shields reticulated, tarsi II with 8 (1) setae............................. S . maraghehiensis Bagheri et al ., 2012b 30. Coxisternal, ano-genital shields, hypostome and legs reticulated.......................... S . ladanae Nazari et al. , 2012 - Coxisternal, ano-genital shields and legs smooth, hypostome punctate.... S . shabestariensis Haddad Irani – Nejad et al ., 2010a 31. Femur II with four setae............................................................................... 32 - Femur II with five setae............................................................................... 34 32. Genua III–IV without setae.......................................................... S . unicus Kuznetzov, 1977 - Genua III–IV with one seta............................................................................. 33 33. Prodorsal shield smooth, eyes present, three pairs aggenital setae........................... S. pilatus Kuznetzov, 1987 - Prodorsal shield with polygonal reticulation, eyes absent, five pairs of aggenital setae................. S. sinai Swift, 1987 34. Genital region with three pairs of aggenital ( ag1–3 ), one pair of genital setae ( g1 )................................. 35 - Genital region with four pairs of aggenital ( ag1–4 ) and two pairs of genital setae ( g1–2 )................................................................................................. S. petrophilus Kuznetsov & Petrova, 1979 35. Aggenital region punctated, legs reticulated........................................... S . echinopus Summers 1962 - Aggenital region with polygonal reticulation, legs smooth.................................... S. siculus Berlese 1883 36. Femur II with four setae............................................................................... 37 - Femur II with five setae............................................................................... 38 37. Eyes present; tarsi II with 9 (1) setae......................................... S . boshroyensis Khanjani et al. , 2010 - Eyes absent; tarsi II with 7 (1) setae..................................... S . malekii Haddad Irani – Nejad et al. , 2006 38. Genua III with one seta, prodorsal shield reticulated......................................................... 39 - Genua III without setae, prodorsal shield smooth....................................... S . longipilis Canestrini, 1889 39. Tarsi I with 13 (1) setae................................................................................ 40 - Tarsi I with 12 (1) setae............................................................ S. glypticus Summers, 1962 40. Aggential region with three pairs of setae ( ag1–3 ).......................................................... 41 - Aggential region with two pairs of setae ( ag1–2 )............................ S . fissicomus Ueckermann & Meyer, 1987 41. Coxisternal and legs reticulated......................................................................... 42 - Coxisternal and legs smooth................................................... S . haddadi Zarei & Bagheri, 2012 42. Ratio setae d / v” on tibia IV 0.9; setae d on tibia IV 35 long................................. S . sphagneti ( Hull, 1918 ) - Ratio setae d / v” on tibia IV 1.4; setae d on tibia IV 60 long................................... S . delaramae sp. nov.