Figure 1. Main characters of the genus Nephaspis Casey: (a) head; (b) prothorax, ventral; (c) mandible; (d) antenna; (e) maxilla; (f) labium; (g) hind leg; (h) front leg; (i) tarsi; (j) part of abdominal ventrite 1 and 2. Scale bars: a =0.5 mm, b =0.2 mm, c–j =0.1 mm.