Setizembrus

Germann, Christoph, 2025, Setizembrus Germann, a new genus of the subtribe Cotasteromimina with five new species from Malaysia (Coleoptera, Curculionidae: Molytinae, Pissodini), Zootaxa 5659 (2), pp. 283-295 : 294

Key to species of Setizembrus

1. Profemora either with a blunt swelling or with a sharp tooth................................................... 2

- Profemora edentate.................................................................................... 4

2. Prosternum without process (raised or flat); prothorax lacking teeth or serrations along ocular lobes................ S. lyali

- Prosternum with variously shaped process on basisternum anterior to procoxae; prothorax with teeth or serrations along ocular lobes............................................................................................... 3

3. Process on basisternum consisting of a raspberry-shaped structure adorned with glabrous tubercles.............. S. semai

- Process on basisternum consisting of two separate, apically flattened spines.............................. S. bispinosus

4. Rostrum more gracile, shorter than pronotal length; prothorax laterally rounded, widest along middle; procoxae separated by half of a coxal diameter, mesocoxae separated by coxal diameter; scales on rostrum half as long as scales on elytra, third tarsomere deeply emarginate, distinctly bilobed....................................................... S. geiseri

- Rostrum robust, subequal to pronotal length; prothorax narrow, cylindrical, widest along first third; procoxae subcontiguous, mesocoxae separated by half of a coxal diameter; scales on rostrum 2/3 of length of scales on elytra, third tarsomere weakly emarginate, not distinctly bilobed ( Fig. 5H )...................................................... S. pendleburyi

Figures

FIGS 5A–C. Setizembrus pendleburyi. Male holotype, habitus dorsal, ventral and lateral views. D. Frontolateral view. E. Female habitus, dorsal view. F. Scutellum. G. ventrites. H. Third tarsomere. I. Antenna (Photos: C. Germann).