AMERICAN HYMENOPTERA. 107 



ish, the apical margins fuliginous ; abdomen marked with yellowish. 

 Length 9 2 lines. 



Hah. — Cuba, (Coll. Dr. J. Gundlach). One 9 specimen. 



F. Body reddish, viarkcd and handed with black. 



49. Pompilus ferruginous. 



Ceropales feri'ugineus, Say, Long's Second Exped. ii, p. 334. (1824). 

 Pompilus f err icgineus, Dahlb., Hym. Eur. i, j). 63. (1845). 



Female. — Blackish-brown, covered with a purplish pile, strongly se- 

 riceous in certain lights; orbits ferruginous; clypeus and mandibles 

 tinged with ferruginous; anterior margin of the clypeus arcuate; some- 

 times the head is entirely ferruginous; antennae black, more or less 

 ferruginous at base; prothorax sometimes entirely ferruginous, swollen, 

 with a central, longitudinal, deeply impressed line, the posterior mar- 

 gin arcuate; lateral margins of mesothorax, the scutellum and post- 

 scutellum, sometimes tinged with ferruginous ; metathorax prominent, 

 with a very deep, large, triangular excavation posteriorly, the stigmata 

 very prominent; wings uniformly dark fuscous, with a brilliant purple 

 reflection ; third submarginal cell rather larger than the second, much 

 narrowed towards the marginal ; legs ferruginous, four posterior cox^e 

 blackish ; femora, except tips, and the tips of the tarsi sometimes black- 

 ish ; anterior tarsi strongly ciliated, the four posterior tibiae and tarsi 

 sparsely covered with short spines ; abdomen elongate, convex, more 

 or less bright ferruginous, rather strongly sericeous ; extreme base of 

 the first segment, and apical margins of all the segments — broad on the 

 three basal segments and dilated in the middle and extreme sides of 

 the second and third segments — black ; beneath much as above. One 

 specimen has the body entirely bright rufo-ferruginous, except the 

 apex of the antennae, the pleura, the metathorax, and the apical mar- 

 gins of the abdominal segments, which are black. Length 9 — 10 

 lines. 



Male. — Smaller than the 9 j ^nd generally more ferruginous. One 

 specimen is entirely ferruginous, except the pleura, metathorax, apical 

 margins of the first and second abdominal segments, flagellum of the 

 antennae and anterior margin of the mesothorax, which are black; 

 while another specimen has the whole of the mesothorax black; in the 

 largest specimen the head, legs and abdomen are ferruginous, and the 

 rest black ; the wings are not so dark as those of the 9 . Length 5 

 — 7 lines. 



Hah. — Delaware, Illinois, (Coll. Am. Ent. Soc.) ; Louisiana, (Coll. 

 Mr. E. Norton). 



