334 [June, 



ceum ; I also failed to discover the spine of the posterior trochanters, but the 

 limbs were drawn up tightly, and the specimen was so bad that any relaxation 

 with hot water was attended with great risk. By breaking off the posterior ex- 

 tremity, I have, however, completed my examination in a satisfactory manner. 



10. L. N u t a 1 1 i, capite piloso thoraceque viridi-aureis, nitidis, parce punc- 

 tatis, ijlo puncto verticali rubro, hoc pentagono, canaliculato, basi reflexo, elytris 

 purpureo-cupreis, confertissime scabris breviter parce nigro-pilosis. Long. "7. 



Say, Journ. Ac. Nat. Sc, 3, 3'JO : Am. Ent. 1, pi. 3. 



Nebraska Territory, near Missouri River; J. J. Audubon, Esq. Head 

 pilose, with erect hair, shining golden green, dilated behind the eyes, truncate 

 at base; surface coarsely punctured, vertex slightly channeled, marked with a 

 small, cupreous spot. Antennag black, longer than the head and thorax, slightly 

 thickened externally, outer joints rounded, sub-conical. Thorax golden green, 

 pentagonal, lateral angles distinct, disc sparsely punctured and pilose, flattened, 

 channeled, transversely impressed before the middle, foveate each side, strongly 

 reflexed at the base. Elytra one half wider than the thorax, parallel, densely 

 scabrous and sparsely pilose with short black hair; they are coppery purple, 

 with the base, suture and extreme margin green. Beneath bluish green ; feet 

 blue; middle tibiae curved, posterior tibiae with the outer spur broad, concave, 

 somewhat pointed, inner spur slender, acute. Posterior trochanters of the male 

 armed with a sharp spine at the middle ; the antennas of the male are a little 

 longer than those of the female. 



11. L. fulgifer, capite thoraceque aureo-cupreis nitidis, parce punctatis 

 vix brevissime pilosis, illo gutta verticali flavescente, hoc pentagono, in^equali, 

 basi reflexo, elytris olivaceis, scabris, sutura margineque cuprascentibus. 

 Long. -9. 



Caiitlmris fulgifer Le Conte, Journ. Ac. Nat. Sc. New Ser. 1, 90. 



One specimen from the Arkansas near Bent's Fort. Head shining, cupreous, 

 sparsely punctured, scarcely pilose, dilated behind the eyes, sub-emarginate at 

 base, occiput slightly channeled, vertex with a small, yellowish green dot ; 

 mouth and antennaj black, the latter scarcely longer than the head and tliorax, 

 moderately thickened externally, outer joints rounded. Thorax cupreous, pen- 

 tagonal, with the lateral angles almost acute, disc flattened, sparsely punctured, 

 obsoletely channeled, transversely impressed anteriorly, broadly foveate each 

 side at the middle ; base strongly reflexed. Elytra scarcely one half wider than 

 the thorax, strongly scabrous, olivaceous, slightly brassy, suture and margin 

 somewhat cupreous. Beneath, pectus greenish, abdomen cupreous brassy; feet 

 bluish ; middle tibi;je strongly curved, posterior tibios with the outer spur broad, 

 concave and sub-acute, inner spur slender, acute. Posterior trochanters obtusely 

 toothed at the middle. 



12. L. aeneipennis, capite thoraceque parce pilosis vage punctatis, rufis, 

 illo antice niiiro, hoc sub-quadrato, transverso, basi subreflexo, elytris olivaceo- 

 aeneis, scabris, brevissime parce pilosis. Long. 26-'4. 



Cantharis cenei'peiinis Le Conte, Ann. Lye. 5,1G0. 



Santa Isabel, Southern Colifornia. H^ad black, behind the eyes rufous, nearly 

 truncate at base, sparsely punctured, pilose, with erect hair. Antennae black, 

 as long as the head and thorax, slightly incrassated externally, third joint longer 

 than in the preceding species, outer joints oblong, slightly rounded ; last joint 

 oval, not acuminate as in most species. Thorax rufous, a little narrower than 

 the head, transverse quadrate, sparsely piuictured and pilose, obsoletely chan- 

 neled, base with a subreflexed margin. Elytra more than one half wider than 

 the thorax, parallel, scabrous, olive colored, somewhat brassy, sparsely pubes- 

 cent, v\''ith excessively short gray hair. Beneath greenish black ; middle tibiic 

 slender slightly curved ; outer spur of posterior tibiae slightly dilated, concave 

 and sub-acute ; inner spur slender. 



13. L. smaragdula, nigro-viridis, vel cyaneo-viridis, capite thoraceque 

 vage punctatis, sub-pilosis, illo gutta verticali rubra, hoc subquadrato, basi sub- 

 reflexo, elytris scabris, antennis nigris elongatis. Long. 37-'40. 



