Monotarsobius

Dányi, László & Tuf, Ivan H., 2012, Lithobius (Monotarsobius) franciscorum sp. nov., a new lithobiid species from the Altai, with a key to the Central Asian species of the subgenus (Chilopoda: Lithobiomorpha), Zootaxa 3182, pp. 16-28 : 25-26

Key to the Central Asian species of subgenus Monotarsobius – males

1 With ocelli.......................................................................................... 2

- Without ocelli.............................................................. Lithobius krali ( Dobroruka, 1979)

2 Claws of ultimate legs simple, without accessory claw........................................................ 3

- Claws of ultimate legs with accessory claws.............................................................. 17

3 Ultimate pairs of legs with secondary sexual characters........................................................ 4

- Ultimate pairs of legs without secondary sexual characters.................................................... 15

4 A wart-like process on 15T.............................................................................. 5

- 15T without wart-like process........................................................................... 11

5 Ocelli in two-four rows on each side of cephalic capsule...................................................... 6

- Four-five ocelli in one row on each side of cephalic capsule.................... Lithobius javanicus ( Zalesskaja, 1978)

6 15DaP spine present................................................................................... 7

- No 15DaP spine..................................................................................... 9

7 15DpF spine present.................................................................................. 8

- No 15DpF spine........................................................ Lithobius ferganensis ( Trotzina, 1894)

8 No 15VaT spine........................................................ Lithobius ketmenensis Farzalieva, 2006

- 15VaT spine present....................................................... Lithobius amplinus Farzalieva, 2006

9 15DmF spines present............................................................................... 10

- No 15DmF spines....................................................... Lithobius turkestanicus Attems, 1904

10 No 15DaF spines............................................. Lithobius steppicus ( Farzalieva & Zalesskaja, 2003)

- 15DaF spines present......................................................... Lithobius farzalievae nom. nov.

11 15T without dorsodistal projection..................................................................... 12

- 15T with dorsodistal projection......................................................................... 13

12 15F without dorsodistal projection, 15F and 15T with sulci...................... Lithobius vagabundus Stuxberg, 1876

- 15F with dorsodistal projection, 15F and 15T without sulci................. Lithobius tuberofemoratus Farzalieva, 2006

13 No club-like setae on the dorsodistal projection of 15T..................................................... 14

- Club-like setae on the dorsodistal projection of 15T present................ Lithobius muminabadicus ( Zalesskaja, 1978)

14 Dense short setae on the dorsodistal projection of 15T present................. Lithobius tarbagataicus Farzalieva, 2006

- No dense setae on the dorsodistal projection of 15T.............................. Lithobius curtipes C.L. Koch, 1847

15 No dorsal spines 15DaF and 15DmF.................................................................... 16

- 15DaF and 15DmF spines present............................................. Lithobius simplis Farzalieva, 2006

16 No 15DpF................................................................ Lithobius crassipes L. Koch, 1862

- 15DpF present................................................................ Lithobius fugax Stuxberg, 1876

17 Ultimate pairs of legs with secondary sexual characters....................................................... 18

- Ultimate pairs of legs without secondary sexual characters.................................................... 22

18 15T without wart-like process........................................................................... 19

- Wart-like process on 15T.................................................. Lithobius worogowensis Eason, 1976

19 14T without wart-like process.......................................................................... 20

- 14T with a wart-like process...................................................... Lithobius insolens nom. nov.

20 No dorsodistal group of club-like setae on 15F. ........................................................... 21

- A dorsodistal group of club-like setae on 15F. ..................................... Lithobius franciscorum sp. nov.

21 15T with sulci and dorsodistal group of club-like setae............................... Lithobius alticus ( Loksa, 1965)

- 15T without sulci and club-like setae...................................... Lithobius nordenskioldii Stuxberg, 1876

22 Ocelli in one row on each side of cephalic capsule.......................................................... 23

- Ocelli in two rows on each side of cephalic capsule................................. Lithobius dobrorukai nom. nov.

23 17+17 antennal articles, no DaC on legs 11–15..................................... Lithobius crassus ( Loksa, 1965)

- 20+20 antennal articles, DaC present on legs 11–15........................... Lithobius canaricolor Farzalieva, 2006