ABSTRACT
Pronotum (Figs. 8, 10, 11, 12) broader than the head; transversely oval to quadrate, weakly to strongly convex, with deep to shallow anterior emargination; lateral margins generally explanate, with fine raised border at sides and less commonly at base; surface punctate, pleural region broad; prosternum (Figs. 15, 16) long, generally T-shaped, elevated in many species; intercoxal process bicarinate, laterally margined, or unmodified; procoxal cavities generally closed behind, open in a few. Mesosternum short, trapezoidal to subquadrate, anteriorly emarginate or truncate; metasternum long and broad.
