Stigmaeus (Female)

Yali, Maryam Pahlavan, Khanjani, Mohammad & Razmjou, Jabraeil, 2011, A new stigmaeid mite species from Iran (Acari: Stigmaeidae) and re-description of Stigmaeus longipilis (Canestrini), Zootaxa 3089, pp. 60-68 : 61

Key to the Iranian species of Stigmaeus (Female)

[based on Khanjani et al. (2010) - added three species]

1. Trochanter III with one seta............................................................................. 2

- Trochanter III with two setae..............................................................................

2. Femora 6 - 4 - 3 - 2, genua 4 (1) - 4 (1) - 1 - 1............................................... S. pilatus Kuznetzov

- Femora 4 - 4 - 3 - 1, genua 6 - 5 - 2 - 2........................................ S. alvandis Khanjani & Ueckermann

3. Opisthosomal dorsum without distinct central and marginal plates............................................... 4

- Opisthosomal dorsum with distinct central and marginal plates.................................................. 6

4. Median prodorsal shield smooth; suranal shield divided; femora I-IV 4 - 4 - 3 - 2......... S. shendabadiensis Haddad et al.

- Median prodorsal shield with polygonal cells or reticulate; suranal shield entire; femora I-IV 6 - 6/5 - 3 - 2............... 5

5. Genua I-IV 6 - 2 - 0 - 1; femur I with 5 setae; tarsi 12 (1) - 8 (1) - 6 (1) - 6 (1)..................... S. candidus Fan & Li

- Genua I-IV 6 - 5 - 3 - 3; femur II with 6 setae; tarsi 13 (1) - 9 (1) - 7 (1) -7 (1)....................... S. elongatus Berlese

6. Eyes present, genua 3 - 3 - 1 - 1.......................................................................... 7

- Eyes absent, genua setal formulae otherwise................................................................8

7. Trochanter IV with one seta, median opisthosomal shields with three pairs of setae and smooth................................................................................................... S. boshroyehensis Khanjani et al.

- Trochanter IV without seta, median opisthosomal shield with two pairs of setae and covered with dimples..................................................................................................... S. unicus Kuznetsov

8. Genua III-IV with 1 - 1 or 1 - 2 or 0 - 1 setae, median prodorsal shield smooth..................................... 9

- Genua III-IV with 2 - 2 setae, median prodorsal shield with polygonal cells....................................... 11

9. Median opisthosomal shield with three pairs of setae, genu I with three setae and seta h3 absent...................... 10

- Median opisthosomal shield with two pairs of setae, genu I with six (1ĸ) setae and seta h3 present............................................................................................... maradiensis Bagheri & Navi Bonab

10. Femur I with 6 setae, genua 3-3-1-1, tarsus I with 12 + (1ω) and seta ve 85 long........... Stigmaeus malekii Haddad et al.

- Femur I with 4 setae, genua 3 + (1k) - 3 + (1k) - 2 - 2, tarsus I with 13 + (1ω) seta ve 131-137 long.. S. longipilis (Canestrini)

11. All dorsal shields covered with polygonal cells, genua 5 + (1ĸ) - 5 - 2 - 2, tarsus II with 9 + (1ω)................................................................................................... S. shabestariensis Haddad et al.

- Prodorsal and median opisthosomal shields centrally with polygonal cells, genua 3 + (1ĸ) - 3 + (1ĸ) - 2 - 2, tarsus II with 8+ (1ω)............................................................................. S. ueckermanni sp. nov.