Male and female genitalia of Derossiella representatives: aedeagus of D. lukici sp. n., dorsal view (a); and lateral view (b); female genitalia gonocoxite 1 and 2 (basal and apical segments of gonostylus) copulatory piece of D. lukici sp. n. (c); and D. nonveilleri, lateral view of male aedeagus with parameres detached (d) (illustration by Fedor Čiampor).

 
 
  Part of: Lohaj R, Delić T (2019) Playing hard to get: two new species of subterranean Trechini beetles (Coleoptera, Carabidae, Trechinae) from the Dinaric Karst. Deutsche Entomologische Zeitschrift 66(1): 1-15. https://doi.org/10.3897/dez.66.31754