242 CALIFORNIA ACADEMY OF SCIENCES. 



lection of the California Academy of Sciences are labeled 

 " Cal. 7." 



All the specimens which have thus far been reported 

 have the membranes short and unfinished, leaving the 

 two apical rings of tergum exposed. 



Pamera bilobata Say. A specimen is in the collec- 

 tion secured at San Jose del Cabo by Dr. Gustav Eisen. 

 It is not rare in Mexico and California. 



Pamera nitidula Uhler. Two specimens were taken 

 at San Jose del Cabo. Mr. John Xanthus found it near 

 Cape St. Lucas, and in my collection there are speci- 

 mens from Arizona and Texas. 



Ozophora burmeisterii Guerin. This is a West In- 

 dian species which is somewhat common in Mexico and 

 Central America, and which is now known to inhabit 

 Lower California. 



Ozophora unicolor n. sp. 



Dark brown, broader than usual, almost flat on the hind 

 lobe of the pronotum and the hemelytra. Head short, 

 strongly convex, rufescent along the broadly grooved 

 middle line, each side of which the raised surface bounded 

 by an impressed line opens more widely behind and is 

 almost black, the general surface dull, indistinctly pubes- 

 cent and not distinctly punctate; the eyes large, subren- 

 iform, vertical, coarsely granulated ; antennge stout, red- 

 dish brown, the second and third joints long, subequal, 

 the fourth a little shorter, almost black, with the basal 

 one-third white, the first joint thick, closely pubescent, 

 dark brown; rostrum rufo-castaneous, reaching to the 

 posterior coxse. Pronotum subcampanuliform, the an- 

 terior lobe about one-half as long as the posterior, with 

 the sides curving anteriorly and the margin sharply re- 

 flexed, the callosities impunctate, moderately tumid. 



