OF PniLADELlMlIA. 203 



cinereous pubescence ; an ub.soleto, indenteJ line ; two elevated 

 tubercles between tlie eyes, extending in u depressed ridge to tbe 

 base of the antennae, where it is slightly more elevated : eyes 

 black : antennw clothed with cinereous pubescence; second and 

 third joints C(|ual : palpi and mandibles black : thorax densely 

 punctured ; punctures soniotiines confluent ; a longitudinal, [429] 

 indented line ; a lateral, dilated, hardly elevated tubercle before 

 the middle : scutel minutely punctured and rugulosc : elytra 

 with regular series of punctures; surface slightly rugulosc; two 

 subsutural, dilated, obsolete, indented spots near the middle, and 

 a subhumeral, impressed, dilated line at base : beneath argente- 

 ous-pruinose : feet cupreous, pubescent ; a robust spine beneath 

 the posterior thighs near the tip. 



Length rather less than seven-twentieths of an inch. 



Var. a. l^uly above cupreous, polished. 



Found near Engineer Cantoniuent. 



LEMA Fabr. 



1. L. TRIVITTATA. — Rufous ; elytra pale; suture and margi- 

 nal vitta of the elytra black. 



Inhabits the United States. 



CriocerU trivittata Knoch in Melsh. Catal. 



Body rufous, impunctured : antennjc black; first joint rufous: 

 thorax contracted each side on the middle ; two black spot* 

 above, placed one on each side rather before the middle ; some- 

 times obsolete : scutel black : elytra pale yellow ; suture and ex- 

 terior submarginal line black ; punctures arranged in series : 

 tibia, at tip, and tarsi, black. 



Length less than three-tenths of an inch. 



Var. a. Thorax entirely rufous, immaculate. [430] 



I obtained specimens of this species from the vicinity of the 

 Ilocky Mountains. 



[This is L. trilineata 01. — Lec] 



2. L. cdllaris. — IJlack; thorax rufous; elytra green, striate 

 with punctures. 



Inhabits ^lissouri. 



B»idy black : head rugose, with an impressed, longitudinal 

 line; a slight tubercle above each antenna : thorax bright rufous, 

 impunctured; contracted each side behind the middle, and with 

 1>^24.] 



