Megalothoraca pterodontida, non type male, ZMHB, drawing lines: (23–27) sternites, ventral: (23) sternite 1; (24) sternite 2; (25) sternite 3; (26) sternite 4; (27) sternite 5; (28, 29) epandrium, medial and lateral surstyli, and cerci; (28) posterior view; (29) lateral view. Scale bars = 0.2 mm.