Dasyproctus idrieus (Cameron, 1901)

Binoy, C. & Kumar, P. Girish, 2024, Dasyproctus yesudasi sp. nov. (Hymenoptera, Crabronidae, Crabroninae), a new square-headed moustache wasp from south India, Zootaxa 5512 (1), pp. 136-150 : 143

Dasyproctus idrieus (Cameron, 1901)

( Figs 17–22 )

Images of type examined: Holotype ♂, Maldives: Goidu (Goidhoo, Baa Atoll), Coll. Gardiner, 20.vi.1900, Brit. Mus. 1931-156. B.M. TYPE HYM. 21.1,014 ( NHMUK 015934086 ).

Diagnosis based on Holotype. Body length 11.41 mm; fore wing length 7.87 mm.

Body matt black with following parts variously coloured: scape deep yellow, medio-ventrally with brown spots; pedicel pale brown apically, remaining antennomeres brown, mandible deep yellow with apical part reddish to black, pronotal lobe lemon yellow, prepectus black; all coxae, trochanters and hind femur deep brown; fore and mid femora brown with wide yellow band ventrally; fore and mid tibiae brown with yellow streaks reaching apex ventrally; hind tibia brown with yellow streak ventrally, apically brown; all tarsomeres yellowish brown. Clypeus with median lobe flat, truncate, hardly bevelled; short lateral expansions, closer to median lobe of clypeus; IOC differentiated into almost straight lamellar expansion, medially notched inwards; deep excavation beyond IOC leading to densely and almost coarsely punctate frons and vertex; vertex with no longitudinal line passing through postocellar space onto occiput; pronotal lobe anteriorly with series of conspicuous parallel wrinkles; mesosoma with distinct punctation.

Figures

FIGURES 17–22. Dasyproctus idrieus (Cameron, 1901). Holotype ♂. 17, habitus, lateral view; 18, head, frontal view; 19, clypeus, enlarged view; 20, head and mesosoma, dorsal view; 21, Gt1 and Gt2, dorsal view; 16, type labels.