Entomobryidae

Cipola, Nikolas Gioia, Morais, José Wellington De & Bellini, Bruno Cavalcante, 2016, A new genus of Entomobryinae (Collembola, Entomobryidae) from Brazilian Amazon with body scales and dental spines, Zootaxa 4105 (3), pp. 261-273 : 262

Key to genera of Entomobryidae with dorsal body scales and dental spines

(modified from Zhang et al. 2009)

1 Dental scales absent.................................................................................. 2

- Dental scales present................................................................................... 3

2 Prelabral chaetae smooth, simple (not bifurcate); cephalic groove without scale-like chaetae; anterior central region of the Abd. IV with one transverse row of mac.......................................................... Sinhomidia

- Prelabral chaetae bifurcate; cephalic groove with scale-like chaetae; anterior central region of the Abd. IV with two transverse rows of mac ( Figs 14 , 20 , 27 ).......................................................... Amazhomidia gen. nov.

3 Body with faintly striate, apically rounded or truncate scales and few dorsal mac, except on mesothoracic collar..................................................................................................... Acanthurella

- Body with heavily striate apically pointed or rounded scales and numerous dorsal mac.................... Acanthocyrtus

Figures

FIGURES 11 – 17. Amazhomidia ducke gen nov. sp. nov.: 11, habitus (dorsal view); 12, symbols used in detailed chaetotaxy schemes; 13, dorsal cephalic chaetotaxy; 14, chaetotaxy of the clypeus, prelabrum and labrum; 15, apex of Ant. IV; 16, Ant. III organ and associated chaetae and sensilla; 17, chaetotaxy of Ant. I (dorsal view).

FIGURES 18 – 21. Amazhomidia ducke gen nov. sp. nov.: ventral head: 18, labial papillae and proximal chaetae; 19, labial region and proximal chaetae; 20, posterior labial chaetotaxy; 21, maxillary outer lobe and sublobal plate.

FIGURES 26 – 28. Amazhomidia ducke gen nov. sp. nov.: dorsal chaetotaxy: 26, Abd. III; 27, Abd. IV; 28, Abd. V.