Cylindera (Plectographa) ritsemae (Horn)

Wiesner, Jürgen & Bandinelli, Aligi, 2014, Notes on the tiger beetles (Coleoptera: Cicindelidae) of Argentina. 117. Contribution towards the knowledge of Cicindelidae, Insecta Mundi 2014 (377), pp. 1-66 : 6

63 (62). Maculation not contacting lateral edge of elytron in middle third ................................................ ................................................................... 44. Cylindera (Plectographa) ritsemae (Horn)

— Maculation contacting lateral edge of elytron in middle third .................................................. 64

64 (63). Tip of mandibles elongated, more than three times as long as the teeth; clypeus with thick white setae ........................................................................................................................................... 69

— Tip of mandibles shorter, not as above; setae on clypeus thin .................................................. 65

65 (64). Dorsal color black or brownish-black; labral length/width> 0.5 ............................................ 66

— Dorsal color brown, green or reddish-brown; labral length/width <0.5 .................................. 67