Chilioperyphus

Roig-Juñent, Sergio & Scheibler, Erica, 2004, A new Argentinian species of Bembidion (Chilioperyphus) (Coleoptera: Carabidae: Bembidiini) with accessory setae, Zootaxa 782, pp. 1-10 : 9

Key to the species of subgenus Chilioperyphus based on structural features of adults

1(2) Head with three to five pairs of supraorbital setae; pronotum with five to six pairs of lateral setae; intervals 3, 5 and 7 each with complete row of setae ..................... .............................................................................................. B. (C.) cuyanus n. sp.

­ Head with two pairs of supraorbital setae; pronotum with two pairs of lateral setae; interval 3 with two setae, 5 and 7 without setae .................................................... 2

2(3) Pronotum slightly constricted basally; posterior angles right; color mostly black, elytra with a postmedial macula; wingless ....................... B. (C.) orregoi Germain

­ Pronotum markedly constricted basally; posterior angles right or notched; color mostly reddish or yellowish; elytron with or without a postmedial macula; hind wings present .......................................................................................................... 3