The PsELAPHIDyE OF NoRTH AMERICA. 295 



ceding, truncate at base, acute at tip. Prothorax polished, 

 evenly and very obsoletely variolate, transverse, much wider 

 than the head; lateral foveje small, fully visible from above, 

 the middle one very conspicuous, deep, and naked. Elytra 

 piceous- black, punctulate, discal lines deep, converging, 

 humeral callus prominent. Abdomen piceous-brown on the 

 dorsum, dark red-brown on the venter where it is darker than 

 the head and prothorax, tirst dorsal three time wider than 

 long, the basal carinas very near together, very fine divergent, 

 one-third of the segmental length. Legs brownish-yellow, 

 rather short and slender. 



Found under stones near Cedar Rapids, Iowa. 



B. PUNCTicoLLis, Lcc. Piccous-black, shining, pubescence 

 short, recumbent, elytra, palpi, and legs rust- red. Length, 

 1.4 mm. 



Head from base to frontal margin longer than the width 

 behind the e}es, trapeziform; frontal tubercles strong, margin 

 between them slightly arcuate around the frontal foveae. Face 

 protruding, occipital foveee mutually twice as far distant as 

 either from the eye. Anteniuv as long as the head and pro- 

 thorax, first and second joints nearly equal in length and 

 width, cylindrical, rounded; third and fourth narrower, more 

 than twice as long as wide; fifth slightly longer, sixth and 

 seventh shorter, obconical, longer than wide. Eighth and 

 ninth gradually wider, shorter than the seventh, rounded, 

 obconical, tenth double the length and width of the ninth; 

 eleventh oblong-oval, one-half wider than the tenth, and as 

 long as that and the ninth together. Palpi with the last joint 

 not longer than the second, thick, ovate acummate. Pro- 

 thorax as long as the head, broader than long, deeply punctu- 

 ate, lateral foveee in full view from above. Elytra punctulate 

 as broad across the low but prominent shoulders as the suture 

 is long, and across the tips one-third broader. The sutural 

 interval is roof-shaped, punctulate, discal lines deep, slightly 

 convergent nearly entire. Abdomen scarcely punctulate, first 

 segment rather flat in the middle, the carinas distant more than 



