42 DESCRIPTIONS OF NEW SPECIES. 



141. Li. grandiceps. Nigro-piceus, parce setosus, capite elongate, 

 oblongo, parce fortiter puuctato, thorace vage haud profunde punutato, 

 vitta media laevi male definita, elytris parce subtilius punctatis, abdo- 

 mine subtiliter parce punctulato, postice segmentis abdominis ventrali- 

 bus pedibusque testaceis. Long. -23 -26. 



San Francisco, California. Obviously different from the pre- 

 ceding by the more strongly punctured head. 



142. Li. nigripennis. Rufo-piceus, parce setosus, capite crebre for- 

 titer, thorace parcius punctate, vitta media Isevi notatis, elytris nigro- 

 piceis parce punctatis, abdomine parce punctulato, segmentis supra et 

 subtus postice testaceis, antennis pedibusque rufo-testaceis. Long. -25. 



One specimen, Louisiana ; Dr. Schaum. 



143. L.. rilficollis. Ferrugineus, parce setosus, capite crebre fortiter, 

 thorace parcius pnnctato, vitta laevi media notatis, elytris nigro-piceis, 

 parce subtilius punctatis, margine lato apicali et externo flavo, abdomine 

 parce punctulato, nigro-piceo, segmentis postice testaceo-marginatis, pedi- 

 bus flavo-testaceis. Long. -18 -20. 



Louisiana ; Dr. Schaum. Smaller than the preceding, with the 

 elytra more sparsely punctured. 



L.ATHROBIUM GKAV. 



144. L.. grande. Nigrum nitidum, subtiliter pubescens, capite tho- 

 race sublatiore, punctato, parcius piloso, thorace latitudine longiore 

 ovali profunde punctato, vitta dorsali laevi, elytris punctatis, abdomine 

 subtiliter punctulato, pedibus obscure rufo-piceis. Long. '40. 



Lake Superior to North Carolina ; very rare. Our largest 

 species. The male has the penultimate ventral segment acutely 

 produced on the hind margin, and the last segment longitudinally 

 broadly excavated for its whole length. 



145. Li. pimctlllatum. Nigrum nitidum parce pubescens, capite 

 subtiliter antice parce punctato, plaga media indistincta laevi, thorace 

 latitudine longiore oblongo-ovali, fortiter punctato, vitta dorsali laevi, 

 elytris castaneis punctatis, abdomine alutaceo micante, pedibus anten- 

 nisque ferrugineis, his extrorsum obscurioribus. Long. -27. 



A widely distributed species, found in New York, Georgia, 

 Kansas, and at Lake Superior. The last ventral segment of the 

 male is broadly excavated as in the preceding, but the penulti- 

 mate is acutely emarginate behind at the middle. 



Varies with the elytra nearly black, the outer apical angle 



