Key to the species of Hovorodon gen. nov.

1. Hypostomal area elevated or strongly elevated near of the gula; apex of ventrite V truncated or slightly emarginated. Male .................................................................................................................................................................... 2

- Hypostomal area not elevated near of the gula; apex of ventrite V distinctly emarginated. Female.......................... 5

2(1). Fore angle of gena distinctly projected laterally (Fig. 30) ............................................................... H. bituberculatum

- Fore angle of gena not or slightly projected laterally (Figs. 28, 32, 34) .................................................................... 3

3(2). Scape surpassing distinctly the posterior edge of eyes ..................................................................... H. santacruzensis

- Scape, at most, slightly surpassing the posterior edge of eyes....................................................................................4

4(3). Hypostomal area strongly vermiculated and not finely and abundantly punctate on the area elevated near of the gula ................................................................................................................................................................ H. maxillosum

- Hypostomal area, at most, slightly vermiculated on the area elevated near of the gula, and very finely and abun- dantly punctate throughout .............................................................................................................. H. subcancellatum

5(1). Fore angle of gena distinctly projected laterally (Fig. 31) ............................................................... H. bituberculatum

- Fore angle of gena not or slightly projected (Fig. 29, 33, 35) laterally....................................................................... 6

6(5). Elytra smooth; humerus, usually, with short and sparse hairs ............................................................... H. maxillosum

- Elytra usually finely punctate or finely rugose-punctate (rarely almost smooth); humerus without hairs ................. 7

7(6). Scape does not reach the posterior edge of eyes; anterior angles of prothorax somewhat rounded at apex, distinctly projected forward ............................................................................................................................. H. subcancellatum

- Scape reaching the posterior edge of eyes; anterior angles of prothorax somewhat acute at apex, not distinctly pro- jected forward .................................................................................................................................... H. santacruzensis