Neonaphorura

Giuga, Luca & Jordana, Rafael, 2013, Three new species of Collembola from soils of Mediterranean cork-oak forests of Sicily (Italy), Zootaxa 3664 (2), pp. 283-300 : 289

Key to the world species of Neonaphorura

1 Abd VI with 10 anal spine............................................ N. moravica Rusek, 1966 ( Czech Republic)

- Abd VI with less than 10 anal spine...................................................................... 2

2 Abd VI with an unpair dorso-medial spine-like process....................................................... 3

- Abd VI without unpair dorso-medial spine-like process....................................................... 5

3 Abd VI with 7 anal spine (including spine-like processes)................... N. dungeri Schulz, 1994 (Ostriz, Germany)

- Abd VI with 9 anal spine (including spine-like processes)...................................................... 4

4 Pseudocellar formula 11/11(2)1(2)/1(2)1(2)1(2)11, Abd IV with 4+4 dorsal m setae........................................................................................ N. novemspina novemspina Gisin, 1963 (Central Europe)

- Pseudocellar formula 11/122/22221; Abd IV with 3+3 dorsal m setae...... N. novemspina navarrensis Arbea, 1991 ( Spain)

5 Abd VI with 8 anal spine............................................................................... 6

- Abd VI with less than 8 anal spine....................................................................... 7

6 Pseudocellar formula 11/122/22211......................................... N. adulta (Gisin, 1944) ( Switzerland)

- Pseudocellar formula 11/111/11111..................................... N. loksai Traser & Thibaud, 1999 ( Hungary)

7 Abd VI with 6 anal spine............................................................................... 8

- Abd VI with 4 anal spine............................................................................... 11

8 Abd VI with 2 dorsolateral tubercles (in addition to the 6 anal spine)........ N. hexsaspina Arbea & Mateos, 1991 ( Spain)

- Abd VI without dorsolateral tubercles..................................................................... 9

9 Pseudocellar formula 11/011/11111............................................ N. howdeni (Wray, 1958) ( U.S.A.)

- Pseudocellar formula 11/122/22211..................................................................... 10

10 Abd IV with 5+ 5 m setae (m3 and m4 presents)......................... N. duboscqi duboscqi Denis, 1932 (Palearctic)

- Abd IV with 3+ 3 m setae (m3 and m4 missing); unpaired ventral setae present on Abd II and IV........................................................................................... N. duboscqi ariegica Arbea, 1991 ( France)

11 Abd VI with 2 dorsolateral tubercles (in addition to the 4 anal spine); pseudocellar formula 11/122/22211.................................................................................................... N. alicatai sp. nov.

- Abd VI without dorsolateral tubercles; pseudocellar formula 11/111/11111................ N. ortali Palissa, 2006 ( Israel)