Apterotarpela, klapperichi Kaszab, 1954

Nabozhenko, Maxim & Ando, Kiyoshi, 2018, Subtribal, Generic And Subgeneric Composition Of Darkling Beetles Of The Tribe Helopini (Coleoptera: Tenebrionidae) In The Eastern Palaearctic Region, Acta Zoologica Academiae Scientiarum Hungaricae 64 (4), pp. 277-327 : 287

Key to Palaearctic species of the genus Apterotarpela

1 Anterior margin of frontoclypeus widely emarginate. Elytral intervals without tubercles ( Fig. 3B ), coeloconic sensilla located on flattened surface of interstriae A. clypealis

– Anterior margin of frontoclypeus straight. Elytral intervals bearing tubercles with coeloconic sensilla ( Figs 3A,C ) 2

2 Elytral interval VIII strongly convex, keel-shaped. Elytra with rounded lateral margins. Wings strongly reduced A. klapperichi

Figures

Fig. 3. The genus Apterotarpela: A = A. klapperichi, habitus, B = A. clypealis, habitus, C = A. subasperipennis, habitus, D = A. clypealis, apices of elytra, E = A. subasperipennis, apices of elytra