Bilobella

Dányi, László, 2010, Review of the genus Bilobella Caroli, 1912 in the Balkan Peninsula with description of a new species (Collembola: Neanuridae), Zootaxa 2605, pp. 27-44 : 41

Key to the Bilobella species of the Balkan Peninsula

1 Three chaetae on tubercle De of th. II ......................................................................................................................... 2

- Four chaetae on tubercle De of th. II ........................................................................................................................... 5

2 O chaeta on head present .................................................................................................................................. albanica

- O chaeta on head absent................................................................................................................................................ 3

3 Claws with tooth ..................................................................................................................................... subaurantiaca

- Claws without tooth..................................................................................................................................................... 4

4 Tubercle (Di+De) of head with 3 chaetae.................................................................................................... aurantiaca

- Tubercle (Di+De) of head with 4 chaetae ...................................................................................................... massoudi

5 Tubercles of abd. IV–VI fingerlike elongated, cylindrical .......................................................................................... 6

- Tubercles of abd. IV–VI not cylindrical but hemispheric in shape ............................................................................. 9

6 Two chaetae on tubercle De of th. I ............................................................................................................................. 7

- Three chaetae on tubercle De of th. I............................................................................................................. mahunkai

7 Tubercles De and Dl of abd. I–III with 3 and 2 chaetae respectively........................................................................... 8

- Tubercles De and Dl of abd. I–III with 4 chaetae each ......................................................................................... zekoi

8 Integumental granulation forming reticulation and conifer cone-like papillae; Ml chaetae short (Ml/Mc: ~1.25) ....... ........................................................................................................................................................................... coiffaiti

- Integumental granulation forming neither papillae nor reticulation; Ml chaetae long (Ml/Mc: 4–6.5) ............ digitata

9 Five chaetae in tubercle (De+Dl) of abd. IV .................................................................................................. matsakisi

- Six chaetae in tubercle (De+Dl) of abd. IV ...................................................................................................... proxima