HYMENOPTERA. 351 



femora compressed beneath, and expanded, forming a flattened 

 angular shape, the tarsi a little dilated, densely ciliated on both 

 sides with long fulvous pubescence; the posterior tibiae bent 

 inwards, the tarsi covered exteriorly with long black pubescence : 

 otherwise as in the other sex. 

 Hab. Congo. 



33. XYLOCOPA USTULATA. 



Female. Length 7i lines. Black, the face densely covered 

 with griseous pubescence, the mandibles and antennae ferruginous, 

 the flagellum obscure above ; the disk of the thorax very glossy 

 and sparingly punctured ; in front, clothed with griseous pubes- 

 cence ; the wings dark fuscous, having a violet iridescence, sub- 

 hyaline at their extreme base; the anterior legs ferruginous 

 beneath, the intermediate and posterior pairs obscurely ferrugi- 

 nous, and clothed above with black pubescence. Abdomen 

 shining, very closely punctured at the sides, sparingly so in the 

 middle, naked ; the apex fringed with black pubescence. 



Male. Exactly corresponds with the other sex, but has a 

 little white pubescence on the sides of the thorax beneath the 

 wings, and also a little at the base of the abdomen. 

 Hab. The Gambia. (Coll. F. Smith.) 



34. XYLOCOPA VARIPES. B.M. 

 Female. Length 9 lines. Black, the pubescence on the head, 



thorax, basal segment of the abdomen above, ochraceous ; that 

 on the thorax inclining to fulvous; the lateral margins of the 

 clypeus slightly raised, and having also a central raised carina ; 

 the wings dark fuscous, and having a purple iridescence; the 

 anterior tibiae and tarsi, the intermediate tibiae above, as well as 

 the posterior pair, clothed with fulvo-ochraceous pubescence ; the 

 intermediate tarsi have a bright ferruginous pubescence with a 

 tuft of ochraceous at their base above, the posterior tarsi have a 

 dark fuscous pubescence with a little bright ferruginous at the 

 apex, the tibiae have also a little bright ferruginous at their apex 

 above. Abdomen, the second, third and fourth segments fringed 

 at the sides with black pubescence, the fifth and sixth are fringed 

 with fulvo-ochraceous pubescence, the apex with bright ferru- 

 ginous. 

 Hab. South Africa (Fernando Po) ; Sierra Leone. 



35. XYLOCOPA IMITATOR. B.M. 



Female. Length 9 lines. Black, the face has a griseous pu- 

 bescence, that on the cheeks snow-white ; the flagellum except 

 the three basal joints testaceous beneath. Thorax, smooth and 



R5 



