Sagola strialis, Broun, 1921

Park, J. - S. & Carlton, C. E., 2014, A revision of the New Zealand species of the genus Sagola Sharp (Coleoptera: Staphylinidae: Pselaphinae: Faronitae), The Coleopterists Bulletin (mo 13) 68, pp. 1-156 : 74

17. strialis species-group

(1 species)

Diagnosis. The single member of the strialis species-group can be distinguished from other Sagola species-groups by the following combination of characters: body length 2.2–2.8 mm; frontal rostrum prominent ( Fig. 43c ); antennomere 1 approximately 2 times longer than wide; anterior and posterior frontal foveae deep and largely oval ( Fig. 43c ); ventral surface of male head with distinct triangular process bearing dense setae behind mouthparts ( Fig. 43d ); hind wings well-developed; abdominal tergites IV–VI with discal carinae; only known from South Island.

Figures

Fig. 43. Sagola strialis (strialis species-group). a) Habitus, dorsal view, b) Aedeagus, dorsal view, c) Dorsal surface of male head, d) Ventral surface of male head. Scale bar a = 1 mm, b–d = 0.1 mm.