DEC 20 1954 



J■IBR^V.t 



Vol I, pp. 93-116. August 20, 190S 



INVERTEBRATA PACIFICA 



Edited by C. F. Baker, Estacion Agronomica, Santiago de las Vegas, Cuba. 



HYMEirsJOPTEIRA 



NEW WESTERN MUTILLIDAE, — I. 



By C. F. BAKER. 



Large polleftioiis of Mutillidae made during several years residence in 

 the Far West are now being worked xip with some most interesting- 

 results. In a series of preliminary papers now ready for publieation, 

 descriptions of tlie new species will be given, and these will be follow- 

 ed eventually by a complete annotated list. 



Genus Odontophotopsis Viereck. 



Synopsis of the New Species Described. 



A. Flagelhui! piceous. 



B. Ocelli small, close together, and set in a black area; 



abdomen thinly haired cookii. 



BB. Ocelli large, well separated, and set in a eoncolorous 

 vertex; abdomen very heavily haired; the only species 

 having transverso-median nervure in line with basal 



annulalus. 

 AA. Flagellum honey yellow or testaceous. 



B. Long hairs of abdomen largely whitish, and numerous 



■meUicortiis 

 BB. Long hairs of abdomen golden, and sparse. 



C. Wings hyaline viercckii. 



CC. Wings pale fuliginous ocellatus. 



4039 Odontophotopsis cookii n. sp. 



Length 10.:") mm. Castaneous, with white and pale golden pubescence. 

 Viewed- from the side the head is rather broadly rounded below the 

 eyes; viewed from above it is broadly semicircularly rounded behind. 

 Vertex minutely sparsely punctured and with few long dark brown hairs; 

 occiput fringed with long yellowish hairs; below with white plumose 

 hairs which are confined to the sides of the gular region. Ocelli small 

 and very close together, the two posterior twice as distant from the 



