Marmasoma White, 1916

Li, Xuankun & Yeates, David K., 2018, One hundred years of solitude ended: A second species of Marmasoma White, 1916 (Diptera, Bombyliidae, Bombyliinae, Eclimini) from Australia, Zootaxa 4420 (1), pp. 34-42 : 34-42

Marmasoma White, 1916

Marmasoma White, 1916: 184 , 188. Type species: Marmasoma sumptuosum White, 1916 , by monotypy.

Diagnosis (modified from Rodrigues et al., 2017).

Scape with numerous very long hairs, longer on ventral surface and laterally; face flat, not projecting in lateral view; occiput tumid, with bristles. Thorax postpronotal lobe and antepronotum with long and strong bristles; anepisternum with short scales admixed with strong hairs on dorsal margin; laterotergite and mediotergite with long and strong hairs and bristles. Abdomen decumbent with apex raised in male; tergites covered in scales. Male epandrium anterior margin with a deep notch, anteroventral corner with long stem; hypandrium absent; gonocoxite slender and elongate; gonocoxal apex as wide as the base in dorsal view, ejaculatory apodeme small; gonocoxal apodeme strong and incurved; lateral ejaculatory process small; inner and outer apexes of gonocoxite rounded; dorsal bridge without lateral hollow; gonostylus bifid apically; phallus long and strongly curved. Female sand chamber present; tergites 9 and 10 fused; acanthophorite spines not in a row; furca broad; sperm pump strong; sperm pump apical and basal collars absent; spermatheca elongate, cylindrical with apex slightly swollen.

Distribution. ACT, NSW, SA, VIC, TAS, WA.

Species included. Marmasoma sumptuosum and Marmasoma hortorum sp. nov.