Prosopigastra A. Costa 1867
Creators: name: Zhao, Liyuan
name: Li, Qiang
name: Ma, Li
Publisher: name: Zenodo
Year: 2021
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Hymenoptera
Crabronidae
Prosopigastra

description: Key to species of Prosopigastra of China
Females
The female of Prosopigastra simpliciclypeata is unknown and not included
1. Gastral segments I–II red, body length more than 8 mm (Fig. 3a)........................... P. orientalis de Beaumont
- Gastral segments I–II black, body length less than 8 mm ...................................................... 2
2. Tibiae pale yellow above, brownish yellow beneath; clypeal bevel longer than basomedian area; lip evenly arcuate, emarginate medially, without lateral incisions; vertex sparsely punctate; punctures sparse and more than 4 × diameters apart on scutum and mesopleuron; in fore wing, fore margin of marginal cell nearly as long as pterostigma (Fig. 3c).... P. globiceps F. Morawitz
- Tibiae black; clypeal bevel as long as basomedian area; lip with dentate processes, a total of six teeth, and with lateral incisions (Fig. 2b); vertex densely punctate; punctures dense and no more than 1 × diameter apart on scutum (Fig. 2c), mesopleuron punctatorugose, punctures about 0.2 × diameters apart (Fig. 2d); in fore wing, fore margin of marginal cell longer than pterostigma........................................................................... P. falsa F. Morawitz
Males
1. Tibiae and tarsi pale yellow; interocular distance less than 1 × DOA; vertex impunctate; scutum with sparse, midsize punctures; in fore wing, fore margin of marginal cell nearly as long as pterostigma; propodeal enclosure with slender ridges; sterna III–V with prominent, transverse swelling (Fig. 3d)............................................ P. globiceps F. Morawitz
- Tibiae black, tarsi fulvous or reddish; interocular distance more than 1 × DOA; vertex densely punctate; scutum with unevenly dense, midsize or large punctures; in fore wing, fore margin of marginal cell longer than pterostigma (Fig. 4h); propodeal enclosure with sturdy ridges; sterna III–V with inconspicuous, transverse swelling (Fig. 1f).......................... 2
2. Clypeal lobe without lip, free margin truncate or weakly arcuate, with sharp corner; bevel laterally delimited by small carina..................................................................................... P. falsa F. Morawitz
- Clypeal lobe with lip, free margin with prominent corner; bevel laterally not delimited by carina...................... 3
3. Clypeal bevel shorter than basomedian area, clypeal free margin double edged on each side of lobe (Fig. 4e); flagellomeres II–III convex ventrally; punctures of mesothoracic venter about 1–2 diameters apart medially..... P. orientalis de Beaumont
- Clypeal bevel as long as basomedian area, clypeal free margin single edged on each side of lobe (Fig. 1b); flagellomeres II–III cylindrical; punctures of mesothoracic venter about 0.2 × diameters apart (Fig. 1e).............. P. simpliclypeata sp. nov.
description: Published as part of Zhao, Liyuan, Li, Qiang & Ma, Li, 2021, A new species of genus Prosopigastra A. Costa (Hymenoptera: Crabronidae: Crabroninae) from China, with a key to the Chinese species, pp. 157-164 in Zootaxa 5072 (2) on pages 160-161, DOI: 10.11646/zootaxa.5072.2.4, http://zenodo.org/record/5733706