Scanning electron microscopy of Coeliaria erythrogaster: (1) head, dorsal view, (2) head, ventral view; (3) antenna, lateral view; (4) labrum; (5) mandibles, dorsal view, (6) mandibles, ventral view; (7) labium; (8) prosternal process; (9) hypomera; (10) elytra, ventral view; (11) leg, dorsal view; (12) metathorax, ventral view.