Linotetranus Berlese

Khanjani, Mohammad, Fayaz, Bahman Asali & Khanjani, Masoumeh, 2011, Two new species of Linotetranus (Parasitiformes: Tetranychoidea: Linotetranidae) from Iran, Zootaxa 2834, pp. 47-56 : 48

Key to the world species of Linotetranus Berlese of the world based on adult females

[modified from Beard & Walter (2004)]

1. Posterior dorsal opisthosomal setae e4 absent................................... L. achrous Baker & Pritchard, 1953

- Posterior dorsal opisthosomal setae e4 present.............................................................. 2

2. With 2 pairs of genital setae (g1-2)........................................ L. ramosus Meyer & Ueckermann, 1997

- With 3 pairs of genital setae (g1-3)........................................................................ 3

3. Posterior dorsal opisthosoma with transverse striae.............................. L. protractulus Athias-Henriot, 1961

- Posterior dorsal opisthosoma smooth or with irregular striae.................................................... 4

4. Palp tibia with 1 seta................................................................................... 5

- Palp tibia with 2 setae.................................................................................. 6

5. Palp genu with 1 seta............................................................. L. cylindricus Berlese, 1910

- Palp genu without setae................................................. L. amiculus Meyer & Ueckermann, 1997

6. Genu I with 4 setae................................................. L. edenvillensis Meyer & Ueckermann, 1997

- Genu I with 5 setae.................................................................................... 7

7. Dorsal setae d3 shorter than distance between d3-e3 ................................... L. mirabebensis Andre, 1996

- Dorsal setae d3 longer than distance between d3-e3 .......................................................... 8

8. Palp genu without setae................................................................................. 9

- Palp genu with 1 seta................................................................................. 11

9. Setae f3 are the longest dorsal setae; ventral setae 3a about as long as distance 3a-3a.. L. annae Meyer & Ueckermann, 1997

- Setae h2 or h3 are the longest dorsal setae; ventral setae 3a shorter than distance 3a -3a ............................. 10

10. Setae h2 the longest dorsal setae; palp tarsus with 1 eupathidium............................... L. astragalusi sp. nov.

- Setae h3 the longest dorsal setae; palp tarsus with 4 eupathidia...................... L. anatolicus Doğan & Dönel, 2010

11. Dorsal setae h2> twice the length of seta h1; e2 63 –66 [54]; setae h3 <h1............ L. niknami Bagheri & Haddad, 2008

- Dorsal setae h2> more twice the length of seta h1; e2 95 –116 [104]; setae h3 subequal h1 .......... L. iraniensis sp. nov.