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gitudinal carina, which is also présent, but less strongly marked, 

 in rotundipyga. The scutellum in lessensis has not a sharp apex, as 

 described for conigera. 



Dolichomutilla guincensis var. voltcnsis, new variety. 



Female. — Agrées with typical guineensis (Fabricius), except that the 

 band of silvery white pubescence of the third tergite is not interrupted 

 in the middle and that the thorax is very dark brown-red (maroon 

 of Ridgway's Color Nomenclature). There is no apical fringe of 

 white pubescence on the first tergite in the unique spécimen we hâve 

 seen, but this may hâve been rubbed off. 



Length : 15 mm. 



Habitat : French West Africa, one female, Upper Volta River 

 (Rev. J. W. Taylor). 



Holotype : Congo Muséum, Tervueren. 



Dolichomutilla guineensis var. nigra Bischoff. 

 Tanganyika Territory : between Tabora and Kigoma (Stamper). 



Dolichomutilla guineensis var. heterodonta (Cameron). 



Kenya Colony : Tsavo River, 2 females ; Sabaki, one female (Dr. 

 Bayer). 



Somaliland : Sheikh Hussein, one female (A.Donaldson Smith.— 

 Academy of Natural Sciences, Philadelphia). 



This Somaliland spécimen was recorded by Fox (Proc. Ac. Nat. 

 Sci. Philadelphia, 1896, p. 547) as Mutilla guineensis. 



Smicromyrme Thomson. 



Ashmead based his genus Mimecomutilla on the maie of Mutilla 

 purpurata F. Smith as génotype, but he either did not know that 

 species or the spécimen which he assumed to be of that species was 

 misidentified or incorrectly examined. The characters by which he 



