Caenoscelis C. G. Thomson, 1863

Shin, Joong-In, Park, Sun-Jae, Lee, Seung-Gyu & Park, Jong-Seok, 2023, Taxonomic Review of the Genus Caenoscelis C. G. Thomson (Coleoptera: Cryptophagidae: Cryptophaginae) in Korea with Description of a New Species, The Coleopterists Bulletin 77 (3), pp. 469-476 : 470

Genus Caenoscelis C. G. Thomson, 1863

Caenoscelis C. G. Thomson 1863: 266 .

Macrodea Casey 1924: 194 .

Type Species. Cryptophagus ferrugineus C. R. Sahlberg, 1820 .

Diagnosis. This genus is separated from other Caenoscelini genera by the following combination of characters: body elongate and parallel sided ( Figs. 1A–C ); antennal club of 3 antennomeres ( Figs. 2A–C ); pronotum nearly parallel sided, widest at middle ( Figs. 3A–C ); pronotal sublateral lines present ( Figs. 3A–C ); prosternum without transverse foveae; prosternal process not vaulted; hypomeron without antennal groove.

Figures

Fig. 1. Male habitus, dorsal. A) Caenoscelis koreanus, new species, B) C. ferruginea, C) C. sibirica. Scale bars = 1.0 mm.

Fig. 2. Male left antenna, dorsal. A) Caenoscelis koreanus, new species, B) C. ferruginea, C) C. sibirica. Arrow, antennomere X. Scale bars = 0.5 mm.

Fig. 3. Pronotum, dorsal.A) Caenoscelis koreanus, new species, B) C. ferruginea, C) C. sibirica. Scale bars = 0.5 mm.