Blaiseus, FLEUTIAUX, A, 1931

Douglas, Hume, 2009, Revision of Blaiseus Fleutiaux, a Genus Now Known from Asia, Africa and North America (Coleoptera, Elateridae, Cardiophorinae), The Coleopterists Bulletin 63 (1), pp. 86-100 : 89

Key to Species for Adult Males of Blaiseus

1 Elytra with apex upturned in lateral view ( Fig. 16 , Central America).... 2

— Elytra with apex not upturned in lateral view ( Fig. 11 , Mexico, Africa, Asia)............................................................................ 4

2 (1) Protibiae with tooth on posterior edge at midlength (Fig. 5)............................................................ B. zamoranoensis new species

— Protibiae without tooth on posterior edge at midlength (Fig. 6)......... 3

3 (2) Aedeagus with median lobe broadest near apex ( Fig. 21 )................................................................. B. guatemalensis new species

— Aedeagus with median lobe broadest at base ( Fig. 18 )...................................................................... B. chiapasensis new species

4 (1) Protibiae with tooth on posterior edge at midlength (m in Fig. 5)....... 5

— Protibiae without tooth on posterior edge at midlength (Fig. 6)......... 6

5 (4) Aedeagus with free portion of median lobe without lateral concavities in dorsal profile ( Fig. 24 )............................. B. mexicanus new species

— Aedeagus with free portion of median lobe with basal half concave laterally in dorsal profile ( Fig. 22 )................... B. laoensis new species

6 (4) Protibiae not expanded apically, without posterior apical tooth (Fig. 6), ( Malaysia)......................................... B. malayensis new species

— Protibiae expanded apically, with or without posterior apical tooth (Figs. 5, 6)..................................................................... 7

7 (6) Protibiae without posterior apical tooth (Fig. 6, S. Africa).............................................................. B. nothoafricanus new species

— Protibiae with posterior apical tooth ( East Asia) (a in Fig. 5)............ 8

8 (7) Scutellum with posterior apex truncate (Fig. 4)........ B. bedeli Fleutiaux

— Scutellum with posterior apex pointed (Fig. 3)............................. 9

9 (8) Aedeagus with basal half of median lobe convex laterally in dorsal profile, apex concave ( Fig. 20 )....................... B. fujianus new species

— Aedeagus with basal half of median lobe concave laterally in dorsal profile, apex not concave ( Fig. 19 ).............. B. daklakensis new species

Figures

Figs. 8–16. Dorsal habitus of Blaiseus spp. 8) B. bedeli Fleutiaux; 9) B. chiapasensis new species; 10) B. daklakensis new species; 11) B. daklakensis new species, side view; 12) B. malayensis new species; 13) B. mexicanus new species; 14) B. nothoafricanus new species; 15) B. zamoranoensis new species female; 16) B. zamoranoensis new species female, side view. Scale bar 5 1.0 mm. All photos are dorsal view of male specimens unless specified otherwise.

Figs. 17–26. Dorsal view of aedeagi of Blaiseus spp. 17) B. bedeli Fleutiaux; 18) B. chiapasensis new species; 19) B. daklakensis new species; 20) B. fujianus new species; 21) B. guatemalensis new species; 22) B. laoensis new species; 23) B. malayensis new species; 24) B. mexicanus new species; 25) B. nothoafricanus new species; 26) B. zamoranoensis new species. d 5 dorsal apex of parameres; i 5 inner apex; v 5 ventral apex. Scale bar 5 1.0 mm.