340 LE CONTE.— LONGICORN COLEOPTERA 



latter square, not narrowed in front, apex very slightly constricted, disc convex, 

 covered with long erect yellow hair. Elytra a little wider than the thorax, slightly 

 narrowed behind ; disc depressed, tip scarcely truncate ; tolerably thickly covered 

 with large punctures, which become smaller behind. Antennae nearly as long as 

 the body, third and fourth joints shorter than the fifth. 



18. L. MUTABiLis. — Elongata depressa, nigi-a breviter cinereo-pubescens, capite thoraceque confertissime 



punctatis, hoc quadrato, antrorsum parum angustato, utrinqe leviter impresso, elytris postice vix 

 angustatus, apice subtruncatis, dense punctatis, nunc nigris, nunc testaceis apice nigris. Long. -i. — -52. 



Newman Entom. 



Leptura luridipennis, Hald. 65. 



Found from Lake Superior to Alabama. 



Species hujus generis raihi ignotse. 



19. L. iNTERRUPTA. — ' Hirta parallela, nigra utriusque elytri vitta ante medium interrupta testacea, caput 



et thorax hirta nullo modo nitida ; elytra crebre punctata, sternum et abdomen lanugine argentea 

 obsita. Long. •425.' 

 Newman Ent. 



20. L. viBEX. — Caput nigrum ore flavido, antennis fuscis, thorax convexus, nitidus niger ; elytra nigra, 

 utriusque vitta albida e basi ultra medium extendente, pedes pallidi, profemoribus macula minuta, meso- 

 et meta-femoribus apice late nigris. Long. -325. 



Newman Ent. 



" Allied to Leptura longicornis, Kirby." The shape of the head and eyes is not 

 mentioned. This species may be an AcmcBops. 



21. L. GULOSA. — 'Linearis, nigra supra nitida, subtus argenteo-sericea, gula rufescente, elytris vitta postice 

 abbreviata lutea, apice truncatis. Long, 5 lin.' 



Kirby N. Z. 184. 



Nova Scotia. Very near to L. vittata, but the throat is red, and the fifth joint of 

 the antennae is longer than the fourth. 



Species ignotse, generis incerti. 



' Pachyta liturata. — Atra villoso-incana, elytris nudis, luridis, lituris tribus nigris, anticis duabus 

 subparallelis. Long. 7 — 9 lin.' 

 Kirby N. Z. 178. 



Vide note to Argaleus nitens. 



Leptura bivittata. — Elytra pale yellowish white, with two black vittoe on each. Long. 2.5 inch. 

 Inhabits Missouri. 

 Say J. A. N S. 3, 416. 



The thorax is obtusely tuberculate on the sides, the elytra rounded at the tip. It 

 seems to be a Toxotus. 



(To be continued.) 



