38 Monograph on the CebrionicUe, by Dr. Leach. 



Length 7 \ lines. 

 Inhabits North America. 



Descr. — Thorax and elytra slightly punctured ; the under sur- 

 face of the body very smooth, sprinkled with very minute im» 

 pressed punctures. 



Species 4. — Glabra. 

 B. — Corpore nigrescente, glaberrimo ; capite, thorace, elytris, 



et superficie inferiore, punctis miimtissimis sparsis. 

 Long. corp. 8 \ roillim : 

 Habitat in America Boreali. 

 Mus. Bosc, Latreille. 



B. — The body blackish, and extremely smooth ; the head, thorax, 

 elytra, and the under parts of the body, sprinkled with very 

 minute punctures. 

 Length 4 \ lines. 

 Inhabits North America. 



Species f>. — Minuta. 

 B. — Corpore glaberrimo, rufescente ; antennis, palpis et pedibus 



rubris. 

 Long. corp. 4 \ millim : 

 Habitat in America Boreali, rarissima. 

 Mus. Bosc. 



Descr. — Caput et thorax profunde impresso-punctati. Elytra 

 leviter striata, interstitiis impresso-punctatis. Superficies in- 

 ferior punctis minutissimis sparsa. 

 B. — Body very smooth and reddish; the antennae, palpi, and 



feet red. 

 Length 2 lines. 

 Inhabits North America, and is a very rare species. 



Descr, — The head and thorax deeply punctured; the elytra with 

 slight stria? ; the interstices with impressed punctures ; the under 

 part is sprinkled with innumerable and very minute punctures. 



GENUS III.— CEBRIO. 



Antenna subcrassae, filiformes, simplices, longae, articulis secundo 

 et tertio brevioribus, ultimo abrupte acuminate 



Palpi maocillares filiformes, capitis longitudine, articulo secundo 

 longiore ; articulis tertio et quarto longitudine aequalibus, hoc 

 clavato. 



