Keratodellitha, 2021

Jouault, Corentin, Maréchal, Arthur, Condamine, Fabien L., Wang, Bo, Nel, André, Legendre, Frédéric & Perrichot, Vincent, 2022, Including fossils in phylogeny: a glimpse into the evolution of the superfamily Evanioidea (Hymenoptera: Apocrita) under tip-dating and the fossilized birth-death process, Zoological Journal of the Linnean Society 194, pp. 1396-1423 : 1402

GENUS KERATODELLITHA JOUAULT, MARÉCHAL, WANG & PERRICHOT GEN. NOV.

Z o o b a n k r e g i s t r a t i o n: u r n: l s i d: z o o b a n k. org:act: 1CFB1DFA-B7F1-4414-8CAD-67515F278530

Type species: Keratodellitha basilisci Jouault, Maréchal, Wang & Perrichot , sp. nov.

Other species included: Keratodellitha anubis Jouault, Maréchal, Wang & Perrichot sp. nov.; Keratodellitha kirin Maréchal, Jouault & Perrichot sp. nov.

Etymology: The new generic name is a Latinized combination of the Greek words Κ έρας, horn, and δελλήθως, a kind of wasp. The gender of the name is feminine.

Diagnosis: Head with vertex flat to slightly convex; cephalic horn without apical teeth, with two transverse and parallel ridges, anterior ridge being slightly wider than second but both similar in shape; compound eye ovoid, without circumocular carina, inner lateral margins slightly concave; toruli widely separated by cephalic horn, located on lateral surfaces, opening dorsolaterally; malar space shorter than width of mandibular base; mandible with apical teeth slightly pointing, not overlapping tooth of opposite mandible; gena shorter than compound eyes; antenna with 22 flagellomeres, flagellum gradually decreasing in length and slightly in width towards apex; pronotum extending forward as short neck; legs bearing tarsal plantulae; fore wing with lcu-a confluent to 1M; veins M+Cu et Cu aligned; 2m-cu tubular; 2cu-a and 2A present; hind wing with numerous hamuli (five or more).