Sphex aurifrons

Smith, F., 1859, Catalogue of hymenopterous insects collected by Mr. A. R. Wallace at the Islands of Aru and Key., Journal of the Proceedings of the Linnean Society of London, Zoology 3, pp. 132-158 : 157

3. Sphex aurifrons .

S. niger; facie pube aurea vestita, alts flavohyalinis apice fascia, abdomine pilis sericeo-aureis vestito.

Female. Black; the face densely clothed with golden pubescence, the head having a number of scattered long golden-yellow hairs. Thorax thinly covered with long yellow pubescence, which is most dense at the sides of the metathorax; the tibiae, tarsi, and posterior femora ferruginous; the claw-joint of the tarsi black; the tibiae and tarsi with black spines; the wings fulvo-hyaline, their apex with a narrow fuscous border, the nervures ferruginous. Abdomen covered with a fine, thin, golden-reflecting pile; the apical margins of the segments rufo-testaceous, the testaceous margin produced in the middle into a triangular shape, most conspicuously so on the segments beneath. Hab. Aru.