ARABIAN HTMENOPTERA. 7 



furrow ; tip green, with eleven pale testaceous spines. Legs bluish 

 green ; knees, tarsi and tips of tibias pale testaceous. Wings 

 pellucid ; veins black. Length of the body 4 lines. 



Cairo. 



Genus STILBUM, Sinnola. 



- 26. Stilbum splendidum. Chrysis splendida, Fahr. Ent. Syst. 

 ii. 238. 



Cairo. Tajura. Wady Ferran. 



Inhabits South Europe. 



Genus CHRYSIS, Linn. 



27. Chrtsis austriaca, Fabr. Syst. Piez. 173. 

 Cairo. 



28. Chrtsis varicornis, Spin, 

 Cairo. 



29. Chrysis alternans, Klug. 

 Wady Genneh. 



30. Chrysis Sinaica. Female. — Purple, thickly punctured. 

 Head bright cupreous between the eyes ; face black. Eyes piceous. 

 Antennte black ; first joint bluish green. Scutum cupreous, with 

 two parallel furrows. Metathorax with a stout spine on each side. 

 Abdomen with three large segments ; third segment green at the base, 

 near which there is a slight transverse depression ; tip quadridentate. 

 Tarsi black. W^ings cinereous ; veins black. Length of the body 

 5^ lines. 



Mount Sinai. 



31. Chrysis seminigra. Female. — Black, thickly punctui-ed, 

 with cinereous tomentum. Head pui-ple in front. Autennse black ; 

 first joint purple. Scutum with two shght parallel furrows. Meta- 

 thorax with a stout spine on each side of the hind border. Pectus 

 purple. Abdomen golden green, with a very slight keel and with 

 three large segments ; third segment deep black at the base ; tip 

 quadridentate ; uuder side black. Legs purple ; tarsi black. Wings 

 cinereous ; veins black. Fore wings smoky brown, except along the 

 exterior border. Length of the body 5 lines. 



Wady Ferran. 



