152 HYMENOPTERA. 
160. Pompitus PouisrorpEs. B.M. 
Female. Length 6 lines.—Head yellow: a transverse black 
line crosses the vertex immediately behind the posterior ocelli 
and passes over the vertex of the eyes; a black line runs from 
each posterior ocellus to the base of each antenna, which is ful- 
vous, the scape being yellow in front, and five or six of the apical 
joints fuscous. The prothorax, sides of the thorax, and also 
the coxz beneath, yellow; the legs fulvous, varied with yellow, 
strongly spinose ; the mesothorax black, having two longitudinal 
yellow stripes; the scutellum brown-black, with a large half- 
circular yellow spot on each side ; the metathorax reddish-yellow, 
the basal margin black, having a central broad black stripe, not 
extending to the apex, and a much shorter one on each side ; 
wings hyaline, the superior pair having a broad fuscous cloud on 
their anterior margin. Abdomen reddish-yellow, the basal mar- 
gins of the segments yellow and covered with a white pile; be- 
neath yellow. 
Hab. Brazil (Para). (Coll. H. W. Bates.) 
The resemblance of this insect to a Polistes is so great, that 
it may at first sight be easily mistaken for a species of that 
genus. 
161. PomPILuS REGIUS. B.M. 
Pompilus regius, Fabr. Syst. Piez. p. 199. 58. 
Anoplius regius, St. Farg. Hym. iii. 450. 14. 
Hab. Brazil (Para). 
162. PoMPILUS SEMICINCTUS. 
Pompilus semicinctus, Dahlb. Hym. Europ. i. 61. 
Hab. Brazil. 
163. PoMPILUS TURCICUS. B.M. 
Sphex tureica, Fabr. Ent. Syst. ii. 216. 76. 
Pompilus tureicus, Fabr. Syst. Piez. p. 197. 47, and type in 
Mus. Dom. Banks. 
Pompilus rufiventris, Guér. Voy. Coq. Zool. pt. 2. p. 260. 
Hab. Brazil. 
M. Guérin was misled by the description of Fabricius in the 
Syst. Piez.: havig examined the type, we correct that por- 
tion which appears to be necessary :—Black ; the posterior mar- 
gin of the prothorax yellow; the face, scutellum, sides of the 
