Chrysis stilboides Spinola, 1838

(Figs 2A; 4A)

Chrysis stilboides Spinola, 1838: 446 .

TYPE MATERIAL. — Holotype. Egypt • ♀; MRSN (examined).

MATERIAL EXAMINED. — Saudi Arabia • 1♀; El Riyadh; 10.VIII.1959; Dr Diehl leg.; NMLU • 2 ♂, 1 ♀; idem; 1.IX.1958; NMLU • 1 ♂, 1 ♀; idem; 3.VI.1959; NMLU • 1 ♂; idem; 5.VI.1959; NMLU • 3 ♂; idem; 17.VI.1959; NMLU • 5 ♂, 2 ♀; idem; 25.VI.1959; NMLU • 3♂, 1 ♀, idem; 1.VII.1959; NMLU • 4♂, 3 ♀; idem; 6.VII.1959; NMLU • 6♂; idem; 29.VII.1959; NMLU • 3 ♂, 2 ♀; idem; 1.VIII.1959; NMLU • 5 ♂; idem; 5.VIII.1959; NMLU • 1♂; idem; 15.VIII.1959; NMLU • 1 ♀; Medaen Salin; 1948-18; [26.45 N, 38.15 E]; G.V. Popov B.M. leg.

Yemen • 1 ♀; Gabal El Mogash. s.w. Sana’a; 31.V.1936; M.T. leg.; EFC • 1 ♂; Wadi Sharis; 1936; M.T. leg.; EFC • 3 ♀; Wadi Higgan, Manahla-Hajila; 7.VIII.1936; M.T. leg.; EFC .

DISTRIBUTION IN THE ARABIAN PENINSULA. — Kuwait (Al-Houty 1989 as Stilbum splendidum), Oman, Saudi Arabia (Linsenmaier 1994 as Chrysis (Pyria) stilboides), United Arab Emirates (Strumia 2014), Yemen (Madl, 2018).

EXTRALIMITAL DISTRIBUTION. — Widespread from sub-Saharan Africa to South Asia (Kimsey & Bohart 1991; Linsenmaier 1994; Madl 2018).

DIAGNOSIS. — Body length: 7-13 mm. Body entirely metallic green to blue, with or without golden hue on different body parts; legs including basitarsi green; scape and pedicel metallic green; wings dark, lighter on distal margin. First flagellomere short (l/w = 1.1-1.2); second flagellomere 1.6-1.7× longer than the first; transverse frontal carina strong, sharp, M-shaped, with three upwards branches; propodeal humeral angles acute pointing upwards; mesopleuron densely and coarsely punctate, with two sharp teeth; third tergum with small, shallow and round pits of the pit row; apical margin with six pointed teeth; black spots on second sternum transversal, rounded laterally, and almost touching each other along midline.