Custotychus lobatus, 1962

Chandler, Donald S. & Geromini, Sarah D., 1962, A Revision of the Eastern Nearctic GenusCustotychusPark and Wagner, 1962 (Coleoptera: Staphylinidae: Pselaphinae), The Coleopterists Bulletin 1962 (2), pp. 217-242 : 217-242

9′. Genitalia with base of dorsal plate clearly more U-shaped, membranous lobes of lateral arms elongate, more rounded, ventral margin with heavily sclerotized tooth that is sometimes weakly bidentate ( Fig. 4 ); Tennessee to Georgia ( Fig. 33 ).................. ..................... 3. C. lobatus Chandler and Geromini , new species

Figures

Figs. 1–7. Custotychus species. 1) C. natchez, dorsal habitus; 2–7) Aedeagus, dorsal and left lateral views:

Fig. 33. Distribution of Custotychus species in the daggyi species-group: C. chickasaw, C. daggyi, C. lobatus, and C. turnbowi.