6 CALIFORNIA ACADEMY OF SCIENCES. 



are sparsest on second segment, ventrally these seg- 

 ments are more strongly punctured, particularly on the 

 second segment; wings subhyaline, stigma brown, nerv- 

 ures yellowish, with two submarginal cells (there is, 

 however, faint traces of a third) ; head and thorax of a 

 ferruginous brown, the antennae, palpi, tegular and legs 

 honey-yellow; abdomen, except lirst segment, which is 

 colored like thorax, and the ocellar region, black; man- 

 dibles with loner ffolden hair, the rest of the insect with 

 long, rather dense, pale pubescence; segments of ab- 

 domen at apex with a fringe of short, white pubescence; 

 the last dorsal segment with brown pubescence. Length, 

 16-18 mm. 



Two specimens. San Jose del Cabo, L. Cal. (£iscji). 



Photopsis Blakeii n. sp. 



6 . — Head scarcely as wide as the thorax, hind angles 

 rounded; vertex with strong, sparse punctures, those on 

 the front not much closer nor feebler ; ocelli large and 

 prominent, the hind pair situated in strong pits ; scape 

 punctured; outer margin of mandibles, with exception of 

 a slio-ht emarffination in middle, entire ; thorax with coarse 

 punctures, those on prothorax and mesopleurse more or 

 less confluent; scutellum with strong and not confluent 

 punctures; metathorax covered with large pits or fovete, 

 the base with a strong ridge medially, which extends over 

 one-third the length of the metathorax, on each side of 

 this ridge there is a much shorter, oblique ridge; legs not 

 at all spinose; abdomen fusiform, the lirst segment with 

 feeble and sparse punctures; the remaining segments 

 seem to be impunctate ; ventralh" the second segment has 

 a few scattered punctures; wings subhyaline, nervures 

 and stigma honey-yellow; two submarginal cells; head, 

 thorax and abdomen of a ferruginous brown, the antennae, 

 palpi, tegul^ and legs honey-yellow ; ocellar region and 



