404 CALIFORNIA ACADEMY OF SCIENCES. 



Peritapnia fabra n. sp. 



Dvill brown, clothed with short fine brownish pubes- 

 cence, elytra with short erect black hairs arising from 

 evenly disposed muricate punctures. Head finely and 

 moderately closely punctate. Thorax much broader 

 than long, sides strongly angulate at middle, in front of 

 angulation the sides are oblique, behind sinuate, surface 

 finel}^ punctulate and pubescent with short erect hairs 

 arising from sparsely placed coarser punctures. Elytra 

 very minutely punctulate and finely pubescent with erect 

 hairs arising from muricate punctures equally placed over 

 the surface but not in stria;. Body beneath and legs 

 paler, sparsely finely punctate and pubescent. Length, 

 .37 inch; 9.5 mm. 



The general form in outline is that of a Tapina, but 

 more convex, approaching Tetraopes. 



Occurs in Arizona, south of Tucson. 



Tetraopes elegans n. sp. 



Form of discoideus, black, elytra ornate with red, sur- 

 face finely cinereo-pubescent, decidedly bluish on the 

 thorax, with short black erect hairs intermixed. Anten- 

 nas black, the first three joints and the under side of the 

 other joints with bluish-cinereous pubescence. Head red, 

 scarcely pubescent, sparsely punctate the punctures with 

 erect black hairs. Thorax entirely black, very sparsely 

 punctate, the umbone abruptly elevated, smooth at its 

 sides, coarsely sparsely punctate and hair}^ on its summit. 

 Scutellum black. Elytra coarsely not closely punctate, 

 apical third nearly impunctate, color black with a red 

 basal band, broader at middle and extending narrowly 

 along the sides, behind the middle a triangular red space 

 not reaching the suture, umbone black, on each side of 

 the suture at the posterior edge of the red band a small 



