POMPILUS. 



145 



their apical margins fuscous, the nervures ferruginous. The tips 

 of the mandibles black. The metathorax transversely striated ; the 

 posterior margin of the prothorax rounded. Abdomen smooth and 

 shining, the apex ferruginous. 



Male. Exactly resembles the female, but varies in length from 

 6 to 9 lines. 



Hab. Zulu and Natal. 



17. Pompilus sepulchralis. 



Female. Length 11| lines. — Black; the abdomen with a green 

 tinge beyond the basal segment ; antennae, except the scape and 

 the base of the following segment, fulvous ; wings brown-black, 

 with bright violet iridescence. The anterior margin of the clypeus 

 rounded. The pro- and mesothorax obscurely bluish green ; the 

 hinder margin of the prothorax angulated ; the third submarginal 

 cell not quite so wide as the second, and slightly narrowed towards 

 the marginal ; the second transverse median nervure much bent in- 

 wardly ; the first recurrent nervure entering the second submar- 

 ginal cell near its apex. The anterior tibiae and tarsi ciliated ; all 

 the spines and calcaria black. 



Male. Only differs in being smaller, and in having the flagellum 

 entirely fulvous and the clypeus obscurely ferruginous. 



Hab. Natal. 



18. Pompilus fervidus. 



Female. Length 5-6 lines. — Ferruginous, with black and white 

 markings ; wings hyaline, with their apex dark fuscous. Head with 

 a narrow yellowish- white line behind the eyes in some examples. 

 The metathorax above and three spots on the mesothorax anteriorly 

 black ; a whitish fascia on the hinder margin of the prothorax ; the 

 pectus black. Abdomen with a narrow whitish fascia at the basal 

 margins of the second and third segments ; the apical segment 

 white above. The entire insect with a thin pale silky pile. 



Male. Closely resembles the female, but has the front above the 

 antennae black ; the base of the abdomen is also black. 



Hab. Natal. 



19. Pompilus frustratus. 



Female. Length 6 lines. — Black ; the thorax and abdomen with a 

 faint purple bloom ; wings dark fuscous, the legs ferruginous. The 

 mandibles ferruginous towards the apex, their tips black; the 

 anterior margin of the clypeus slightly rounded ; a faintly im- 



