226 DESCRIPTIONS OF NEW SPECIES. 



tra is wanting, and the post-medial is reduced to a small cloud, 

 almost as in L. biforis. 



548. L,. brevicornis. Nigra, sat robusta, opaca, capite dense, pro- 

 thorace rude punctata, hoc cainpauulato, ad basin transversim profunde 

 depresso, augulis posticis laniinatis ; elytris antice grosse, postice fortiter 

 punctatis, apice oblique truncatis et breviter acuminatis ; antennis ( 9 ) 

 brevibus, extrorsum crassioribus, articulis 8 — 10 crassities baud longio- 

 ribus. Long. 19 mm. 



Virginia City, Nevada ; Mr. Edwards. Allied to L. nigrella 

 Say, but stouter, much more coarsely punctured, and with quite 

 different antennae ; the 3d joint is two and a half times as long as 

 the 2d, the 4th is two-thirds the length of the 3d ; the 5th is fully 

 twice as long as the 3d, the 6th and 7th shorter and wider, 8th, 

 9th, and 10th, stouter and shorter, almost wider than long, sub- 

 triangular, somewhat rounded, 11th larger, oval, rather pointed. 

 The total length barely extends beyond the base of the prothorax. 



549. L. COCCinea. Nigra, fulvo-pubescens, protborace elytrisque 

 lsete rubris, illo dense punctata, latitudine baseos baud breviore, an- 

 trorsum magis angustato et constricto, postice constricto, angulis paulo 

 laniinatis, lateribus rotundatis ; elytris confertim punctatis, postice 

 paulo angustatis, apice oblique truncatis, spina exteriore longiore ; 

 tibiis tarsisque ferrugineis, antennis £ baud annulatis. Long. 17 mm. 



California; Mr. Ulke. Of the same form as L. canadensis, 

 but easily known by the finer punctuation, and differences in 

 color. 



550. Li. hirtella. Nigra opaca, pubescens, capite postice, protbo- 

 race elytrorumque basi longius pilosis, fere lanuginosis, illis confertis- 

 sime subtiliter punctatis ; elytris a basi angustatis, apice subtruncatis, 

 testaceis macula subapicali apiceque nigris ; tibiis testaceis apice nigris. 

 Long. 10 mm. 



One % ; Labrador; Dr. A. S. Packard. Easily distinguished 

 by the very long hair of the head, prothorax, and front part of 

 the elytra. The mouth is short, the genae moderate, the hind 

 angles of the head short, square, rounded ; the prothorax a little 

 longer than wide, campanulate, sides parallel behind, rounded in 

 front, constricted at tip, convexly declivous at base, angles not 

 prolonged. Antennae long, subserrate (last joint ?). Last ven- 

 tral segment feebly channelled, truncate, and slightly emarginate, 

 with the angles acute, and dentiform. 



