Pison atrum (Spinola, 1808)

Gadallah, Neveen S., Abu El-Ghiet, Usama M. & Edmardash, Yusuf A., 2021, New data on the crabronid fauna of Saudi Arabia (Hymenoptera: Apoidea (Spheciformes): Crabronidae) from Jazan Province, with the description of three new species and the hitherto unknown male of Miscophus chrysis Kohl, 1894, Journal of Natural History 55 (27 - 28), pp. 1697-1748 : 1720

Pison atrum (Spinola, 1808)

( Figure 11 a-e)

Alyson ater Spinola, 1808: 253 , sex not cited.

Diagnosis

Body (including antennae and legs) entirely shiny black ( Figure 11 (a–c,e)); head and thorax are densely punctate, that are rugose-punctate on face ( Figure 11 (e)); dorsal ocelli separated from eyes by a distance shorter than midocellus diameter ( Figure 11 (b)); clypeus convex, with sharp protrusion apico-medially ( Figure 11 (c)), densely clothed with fine whitish setae ( Figure 11 (b)); mesoscutum and scutellum densely coarsely punctate, metanotum finely punctate; propodeum with middle broadly crenulate sulcus, densely coarsely setiferous punctate around ( Figure 11 (e)); fore wing with three submarginal cells, of which the second petiolate on radius ( Figure 11 (d)); gaster very finely punctate.

Figures

Figure 11. Pison atrum (Spinola) (male): (a) Lateral habitus; (b) Frontal view of head; (c) Frontal view of head (part) (clypeal protrution indicated) (here intensity and direction of light adjusted to mask the reflection of hairs); (d) Fore wing; (e) Dorsal view of head and thorax.