AMERICAN PHILOSOPHICAL SOCIETY. 443 



Head black, polished; front minutely corrugated; vertex 

 glabrous ; mouth labrum^ and antennae ferruginous or pale tes- 

 taceous ; thorax ferruginous, glabrous, very minutely rugose; a 

 longitudinal impressed line ; margin depressed and somewhat 

 ciliated ; angles rounded ; beneath ferruginous ; feet, color of the 

 thorax ; scutel color of the thorax ; elytra profoundly striate ; 

 strias impunctured ; interstitial lines convex ; marginal line in- 

 terrupted by punctures from the humerus to the apex ; venter 

 blackish. 



Length about three-tenths of an inch. [12] 



Not uncommon in Pennsylvania. Found also by Mr. T. Nut- 

 tall on the Missouri. The name of Lehias has been more re- 

 cently applied by Cuvier, to designate a genus of fishes. 



2. L. viTTATA. — Rufous ; elytra black, with a white fillet and 

 yellowish margin ; feet black. 



Length rather more than one-fourth of an inch. 



Winged ; thorax orbicular, rufous ; elytra black, with a white vitta. 

 Fabr. Syst. Eleut. 1, p. 202, Mus. D. Yeates. 



Antennae black ; head rufous ; scutel small, rufous ; elytra glabrous, 

 shining black with a longitudinal white fillet in the middle ; body ferru- 

 ginous ; legs black. Turt. 



Antennae black ; head rufous ; eyes black ; thorax rufous, hardly broader 

 than the head ; scutel rufous ; elytra black, slightly striated ; exterior 

 margin and triangular spot around the scutel rufous ; a longitudinal 

 white line on each ; beneath fulvous ; feet black with half of the thighs 

 rufous. (Length of figure one-fourth of an inch.) Olir. 3, p. 98, pi. 6, 

 fig. 69, a, h. 



Body impunctured, nearly destitute of hairs ; head rufous ; 

 antennas black-brown, rufous at base ; palpi black ; trunk rufous, 

 glabrous ; thorax with an impressed longitudinal line ; elytra 

 with acute distant strise ; two parallel black vittae,— the outer one 

 originating on the humerus and abbreviated near the middle of 

 the tip, — inner one originating at the middle of the base, becomes 

 common before the middle of the suture, and is abbreviated near 

 the inner angle of the tip ; an elongated common whitish triangle 

 at base, a white vitta on the middle, and a pale rufous margin 

 and tip; feet black; nails pectinated ; coxae rufous; venter ru- 

 fous. 



Var. «. Color of the outer margin extended round the base to 

 1823.] 



