1.

 Elytral disc nearly flat, sides separated from disc by strong carina
2
 

1'.

 Elytral disc convex, carina (e) present or not
5
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
2 (1).
.
 Head with frontoclypeal juncture not forming a sharp angle (Fig. 8a)
.
3
 

2'.
.

 Head with frontoclypeal juncture forming a sharp angle (Fig. 8b)
Cryptogenius Westwood
Figure 8. Lateral view of frons and clypeus of Anaidinae, a) frontoclypeal juncture not forming a sharp angle, b) frontoclypeal juncture forming a sharp angle.
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
3(2).
.

 Elytra tuberculate. Metathoracic wings not developed or vestigial
Callosides Howden
 

3'.

 Elytra not tuberculate. Metathoracic wings well-developed
4
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
4(3).
.
 Pronotum with 4 well-developed longitudinal carinae (Fig. 6)
Totoia
Ocampo
 

4'.
.

 Pronotum with or without 2 longitudinal carinae
(Fig. 10)
Anaides Westwood
Figure 6. Totoia magnifica.
Figure 10. Anaides fossulatus.
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
5(1).
.		 Pronotum with posterior, medial depression. Metasternum short at middle (Fig. 9a)
 

5'.
.
.

 Pronotum without posterior, medial depression
(small fovea may be present). Metasternum long at middle (Fig. 9b)
.
Chaetodus Westwood
Figure 9. Metasternum of a) Hybochaetodus species and b) Chaetodus species.