Oligogaster Soliman & Kimsey, gen. nov.

Type-species Oligogaster kimseyae Soliman, spec. nov.

Etymology. From Greek όλίγος, small number, and γαστηρ, gaster, referring to the reduced number of the metasomal segments; the specific name, kimseyae, is dedicated to Dr. Lynn S. Kimsey, authority on the Chrysididae .

Diagnosis. FEMALE. Scapal basin shallowly concave, cross-ridged (Fig. 2); mandible acuminate apically, with a small subapical tooth (Fig. 2); head without occipital carina or welt (Fig. 3). Mesoscutum with well developed notauli and parapsidal lines (Fig. 1); tegula unmodified, covering fore wing base only (Fig. 1); metanotum evenly convex, with lateral angle (Fig. 1); propodeum abruptly declivitous, without dorsal surface (Fig.1); propodeal lateral angle well developed, slender (digitate), pointed to backward, strongly concave posteriorly, adjacent to metanotal angle (Fig. 1). Fore wing venation reduced (Fig. 6), only with three closed cells: costal (C), basal (B) and subbasal (SB); Rs short; Rs+M and Cu absent; Cu-a present. Tarsal claws edentate (Fig. 5). Metasoma with two visible terga (Figs 1, 7) and four strongly concave sterna; T1 extremely short (Figs 1, 7); T2 distinctly long, apically entire (edentate), without pit row (Figs 1, 7). Body metallic (Figs 8–10), with very short sparse silvery setae.

MALE. Unknown.

Species included. Type species only.