Torquispa, Uhmann, 1954

Borowiec, Lech, Świętojańska, Jolanta & Sekerka, Lukáš, 2019, Revision of the tribe Cryptonychini (Coleoptera: Chrysomelidae: Cassidinae) of New Caledonia, Zootaxa 4690 (1), pp. 1-71 : 56

Key to species of Torquispa

1. Elytra at base with eight rows of punctures plus scutellar row of 1–5 punctures; punctation of elytra normal; smaller species, length 11.20–14.20 mm; interocular plate strongly convex, appears tuberculate; interantennal process short extending at most to ¼ length of antennomere I ( Figs 189, 190 )............................................. T. convexifrons sp. nov.

-. Elytra at base with six rows of punctures and without scutellar row; punctation of elytra very coarse, particularly outside of interval 2; larger species, length 15.90–17.40 mm; interocular plate moderately convex, not tuberculate; interantennal process elongate, from slightly shorter to slightly longer than antennomere I (Figs 197, 198)............ T. vittigera Uhmann, 1954

Figures

FIGURES 186–193. Torquispa covexifrons sp. nov. 186. Body dorsal, 187. Antenna, 188. Frontoclypeus and prosternum, 189. Male head dorsal, 190. Female head dorsal, 191. Pronotum, 192. Fore leg, 193. Mid leg.