Figure

Fig. 20.19. Tribe Megasternini. A–C, adults in dorsal and ventral views (A, Pilocnema maculiapex Hansen; B, Cercyon haemorrhoidalis (Fabricius); C, Cercyodes kingensis (Blackburn)). D– F, head in dorsal and lateral view (D, Ercycodes fossus (Blackburn); E, Cryptopleurum sp.; F, Cercyon (Paracycreon) laminatus Sharp). G–L, male genitalia and associated structures: G–H, Merosoma sp. (G, aedeagus; H, sternite 9; I, sternite 8); J–L, Cercyon haemorrhoidalis (J, aedeagus; K, sternite 9; L, sternite 8). M–N, anterior tibiae (M, Cryptopleurum sp.; N, Pachysternum capense (Mulsant)). O–P, antenna of Pilocnema species (O, P. maculiapex; P, P. nigra Hansen). Q–R, pronotum in lateral view (Q, Cercyon haemorrhoidalis; R, Cryptopleurum sp.). S, middle tibia of Ercycodes fossus. a–m, larvae of non-Australian species: a, Cercyon sp., dorsal habitus; b, same species, head and thorax in lateral view; c, Cercyon praetextatus (Say), prothoracic leg; d, Motonerus obscurus Hansen, prothoracic lobe with completely reduced leg; e, Megasternum sp., head in dorsal view; f–h, nasale (f, Megasternum sp.; g, Cercyon sp.; h, Cryptopleurum sp.); i–j, antenna (I, Cercyon sp.; j, Merosoma sp.); k–l, mandibles (k, Cercyon sp.; l, Merosoma sp.); m, Cercyon sp., maxilla; n, Cercyon sp., labium. O–P, S adapted from Hansen (1990b), a–b from Minoshima (2013), c, e–i, k, m–n from Archangelsky (1997).