Coridius nubilus (Westwood, 1837) —

fig. 3

Description •

Head blackish brown or black, paracylpei longer than clypeus, apically rounded, lateral margins sinuate; eyes deep brown or yellowish brown, pedunculate; antennae 4-segmented, 1st and 2nd segments deep brown, or black, 3rd and 4th segments entirely yellowish orange or yellow, 1st segment extending well beyond apex of head, 2nd segment longest; rostrum brown or blackish brown, short, reaching middle part of fore coxae. Pronotum reddish brown with lateral margins narrowly blackish brown, distinctly grooved; anterior border almost straight. Entire scutellum and wing pads reddish brown, distinctly grooved. Legs blackish brown or black, tarsi 2-segmented. Venter dull brown or grey, with square or rectangular black patches in the middle of each segment; connexival areas brownish black or black; all spiracles black. Dorsum same coloured as venter, with black areas around abdominal scent gland orifices, and brownish black or black connexival areas. Body length 12,1—16,8 mm; body width 10,1—13,6 mm.

Material examined

TANZANIA: Langenburg (= Tukuyu), Nyassa Lake, 19—31 II [18]88, 1 larva, Fülleborn (MNHU); MOZAMBIQUE: 2 larvae, No. 1768/07, W. Tiesler (MNHU); REPUBLIC OF SOUTH AFRICA: Zoutpansberg, Transvaal, 2 larvae (IZPAS).