— 192 — 



sometimes red {rnficollis Say), very finely pubescent, nearly 



smooth; base punctured sphaericoUis. 



Black, front legs, base of thighs and tibia;, more or less yellow; prothorax 

 sparsely, finely punctured, base punctured; elytra more coarsely 

 punctured, with a yellow vitta extending from base almost to 

 tip, sometimes interrupted near the tip vibex. 



Testaceous, prothorax densely punctured, clothed with yellow pubescence'' 

 elytra more coarsely punctured, with a sutural and lateral black 

 vitta, extending nearly to the tip aurata. 



Piceous or black, prothorax scarcely punctured, feebly pubescent; elytra 

 less coarsely punctured, with three marginal spots and a sinuate 

 black vitta extending from base for three-fourths the length, 

 where it is confluent with the posterior spot, or vitta reduced to 

 a very short basal streak and marginal spots to faint clouds; legs 

 testaceous, hind thighs dusky at tip scripta. 



Cc. 



Testaceous, elytra very coarsely punctured, with a small fuscous, spot near 

 the side about the middle gnathoides. 



D. 



Testaceous, finely pubescent; elytra with narrow sutural line, two small 

 clouds near the base, and two about the middle fuscous (very 

 large species) valida. 



E. 

 Elytra punctured. 



Black, protliorax slightly, but distinctly narrowed in front, pubescence 



short; elytra black or testaceous mutabilis. 



Black, prothorax nearly square, pubescence long, erect, fuzzy (one specimen 



only known) quadricoUis. 



Elytra rough, with elevated points or granules. 

 Very black, thorax feebly bisinuate on the sides; antennae not carinated, 

 nth joint not appendiculate aspera. 



F. 



Black, antennae brown, front legs ferruginous, with knees, tip of tibia; and 

 tarsi dark; head and prothorax longer than wide, densely and 

 finely punctured, the latter subcanaliculate, with smooth, narrow, 

 dorsal space (looks like Acmcsops) cubitalis. 



' Bibliography and Notes. 



L. emargiliata Fab., 1775, Ent. Syst. i, 2, p, 341; Oliv., Ent. iv, 73, p. 5, t. 

 fig. 26; Hald., Trans. Am. Phil, x, p. 62. 

 Length 30 mm. = 1.20 inch. Hab. — Pa., N. C, N. Y., Texas. 



L. gigas Lee, 1873, S. INL C. No. 264, p. 223. 



Length 30 — 35 mm. ^ 1.20 — 1.40 inch. Hab. — Texas, N. Mex. 



