Key to Odontothrips species from Iran

[*indicates not examined]

1. female.............................................................................................. 2

-. Male.............................................................................................. 10

2. Distal fore tarsal segment with one or two small teeth on inner margin (Fig. 1)..................................... 3

-. Distal fore tarsal segment without tooth on inner margin (Figs 2–3).............................................. 5

3. Fore tibia apex with one small tooth shorter than surrounding setae (Fig. 1).................................. meliloti

-. Fore tibia apex with one or two large teeth as long as or slightly longer than surrounding setae........................ 4

4. Fore tibia apex with one large tooth.................................................................... loti *

-. Fore tibia apex with two large teeth................................................................. biuncus *

5. Fore tibia apex without teeth, with only one stout seta................................................. iranensis *

-. Fore tibia apex with one or two small teeth, sometimes overlooked (Figs 2, 10, 11, 23, 24)........................... 6

6. Antennal segment VIII yellow...................................................................... moritzi

-. Antennal segment VIII dark brown....................................................................... 7

7. Antennal segment II with one inner small tooth distally, bearing a long apical seta (Figs 21–22).............. pitkini sp. n.

-. Antennal segment II without tooth........................................................................ 8

8. Antennal segment IV yellow, sometimes slightly shaded (Fig. 7)........................................ bezii sp. n.

-. Antennal segment IV as dark as following segments.......................................................... 9

9. Fore tibia apex with two equally small teeth (Fig. 3), fore wings brown..................................... confusus

-. Fore tibia apex with one tooth, fore wings pale but shaded at extreme apex.............................. phlomidinus *

10. Genitalia without canaliculi and endothecal spines (Figs 17 and 33)............................................ 11

-. Genitalia with canaliculi and endothecal spines (Figs 4–5).................................................... 12

11. Parameres medially with a dorsal series of ridges (Fig. 33), antennal segment II with one inner small tooth distally.................................................................................................. pitkini sp. n.

-. Parameres sub-basally with one dorsal tooth (Fig. 17), antennal segment II without tooth.................... bezii sp. n.

12. Genitalia with three to four pairs of endothecal spines (Fig. 4)............................................. meliloti

-. Genitalia with one or two pairs of endothecal spines......................................................... 13

13. Genitalia with two pairs of endothecal spines (Fig. 5)................................................... confusus

-. Genitalia with one pair of endothecal spines............................................................... 14

14. Fore tibia apex without tooth..................................................................... iranensis * -. Fore tibia apex with one or two teeth..................................................................... 15

15. Fore tibia apex with one tooth........................................................................ loti *

-. Fore tibia apex with two teeth..................................................................... biuncus *