2 26 CALIFORNIA ACADEMY OF SCIENCES. 



than the abdomen; the propectus smooth, minutely and 

 sparsely obsolete-punctate, with the postpectus and venter 

 rastrate-punctate. Head tinged with cupreous purple, 

 scabrous and coarsely punctate, except upon the conv^ex 

 base; antenna? with the two basal joints fulvo-testaceous, 

 the others piceous ; apex of the tylus fulvo-piceous ; rostrum 

 piceous, fulvo-testaceous upon the second joint; eyes mar- 

 gined interiorly with pale yellow. Pronotum transversely 

 depressed before the humeral prominences, and exca- 

 vated behind them ; the surface smooth coarsely punc- 

 tate, but densely and roughly punctate each side, the 

 humeral region and posterior border almost impunctate. 

 Scutellum bluntl}' rounded, smooth tinged with copper- 

 reflections, remotely and finely punctate, indented each 

 side near the base. Corium broad and blunt, ivory yel- 

 low, with a blackish oblong small spot before the end, 

 placed inwardly, the surface very remotely punctate in 

 patches, and the apex oblique, but a little curved. Legs 

 blackish-piceous. Venter blackish, more rufo-piceous 

 posteriori}', with the lateral margins interruptedly yellow, 

 and the genital segments a little margined with yellow. 

 Length to end of venter, 3 mm. Width of base of pro- 

 notum, 2 mm. Two specimens of this interesting species 

 were collected at San Jorge, in March, by Mr. Charles 

 D. Haines. 



CYDNID^. 



Cyrtomenus mirabilis Perty . This is a common species 

 near Cape St. Lucas, and it is widely distributed from 

 the region as far south as Rio de Janeiro, Brazil, north- 

 ward through Central America and Mexico to southern 

 Texas, and from thence through the Gulf States to 

 Florida. 



Amnestus pusillus Uhler. Specimens were obtained 



