Dasyproctus attenboroughi, Binoy & Kumar & Santhosh, 2021

Binoy, C., Kumar, P. Girish & Santhosh, S., 2021, Review of Indian Dasyproctus Lepeletier & Brullé 1835 (Hymenoptera Crabronidae) with description of four new species, Zootaxa 4991 (3), pp. 467-498 : 468

Key to Indian Species of Dasyproctus

Females (Female unknown for D. attenboroughi sp. nov., D. oppidanus Leclercq , D. niger sp. nov. & D. tsunekii sp. nov.)

1. Anterior carina of pronotal collar bending towards insertion of fore coxa......................................... 2

- Anterior carina of pronotal collar laterally curving towards pronotal lobe......................................... 3

2. Frons and vertex with distinct impressed punctation; IOC indistinct; brownish translucent lamellar expansion on scapal basin; deep excavation beyond IOC.......................................... idrieus (Cameron) stat. rev. et comb. nov.

- Frons and vertex matt, punctation shallow; IOC well defined; scapal basin without lamellar expansion; excavation beyond IOC absent............................................................................... buddha (Cameron)

3. IOC distinct......................................................................................... 4

- IOC absent, sometimes represented by evanescent carina or roughness........................................... 6

4. Head, mesosoma and metasoma (at least on Gt 1) with spaced uniform punctures, setae sparse; clypeus medio-apically dentate; scutellum and terga with yellow markings.................................................................. 5

- Head and mesosoma with irregular deep pits and dense setae; clypeus medio-apically truncate, slightly bevelled; scutellum and terga entirely black......................................... leclercqi Binoy, Girish Kumar & Santhosh , sp. nov.

5. Clypeus quadridentate, with median indentation formed by overhanging prolongation of median carina; POD distinctly shorter than OOD............................................................................. pentheri Leclercq

- Clypeus bidentate with sharp lateral indentations; POD subequal to OOD............... geethae Binoy & Girish Kumar

6. Legs black with yellow markings; Gt