26 LE CONTE.— LONGICOKN COLEOPTEEA 



2. C. Luscus. — Fuscus, thorace latitudine non longiore, scabro, medio longitudinaliter elevato, margine 



antico posticoque flavis ; elytris basi rufis sicut in prsecedente ornatis, apice truncatis, spinaque externa 

 armatis ; antennis rufis, articulis 6 and 7 fuscis ; pedibus rufis, clava femorali fusca. Long. -5. 



Fabr. 



C. aculeatus, Dej. Cat. 



C. humeralis, Nm. Ent. Mag. 



Georgia and Pennsylvania. Distinguished from the former by the fuscous spot on 

 the antennse, and the absence of the thoracic fascia. Varies with the thorax rufous, 

 the elevated portion being fuscous. 



3. C. KHOMBiFER. — ObscuFe Tufo-testaceus, thorace latitudine non longiore, lineis 5 brevibus, transversis, 



alterisque 2 versus latera longioribus elevatis ; elytris sutura, margine basali, linea obliqua a humero ad 

 suturam guttaque parva utrinque ad medium albido-pubescentibus, apice truncatis, spina externa 

 armatis. Long. •45. 

 Oliv. pi. iv. fig. 51, and 6. 



New York and Cuba. Probably imported ; the abdomen is marked with white 

 bands. 



4. C. ERYTHROCEPHALiFs. — Niger, capite thoraceque rufis, hoc latitudine non longiore, scabro, lineis 3 



brevibus transversis, alteraque utrinque subbasali elevatis fuscis ; elytris basi rufis, margine basali, fasciis 

 3 angustis flavis, apice oblique truncatis, vix armatis ; antennis pedibusque rufis, illis extus crassioribus, 

 articulis 5, 6 et 7 nigris. Long. 4 — 6. 

 Fabr. Oliv. pi. 70, fig. 60. 



Georgia, Pennsylvania, Boston. Abundant , the yellow bands are continued on 

 the abdomen. 



5. C. CAPR^A. — Supra niger, thorace latitudine breviore, margine antico flavo, medio longitudinaliter 



elevato ; elytris annulo basali ad suturam extendente, fasciis 2 posticis obliquis, apiceque flavis subtus 



flavo annulatus; pedibus posticis modice elongatis. Long. -35 — '65. 

 Say. 1. c. 



Clyius elevatus, Lap. 32, pi. vii. fig. 40. 

 C. gibbicollis, Lap. 24, pi. vi. fig. 28. 



New York to Mississippi. 



B. Femora posteriora apice non spinosa. 



a. Front not carinated. 



6. C. MARGiNicoLLis. — Nigro-brunneus ; thorace convex© lateribus rotundato, subtiliter scabro, margine 

 antico et postico flavis ; elytris basi rufescentibus, fasciis 3 apiceque flavis, fascia 2<'» antice ad suturam 

 angulata, apice oblique truncatis ; antennis pedibusque rufis femoribus posticis ad elytrorum apicem 

 productis. Long. '45. 

 C. vespoides, Laporte 41, pi. ix. fig. 50. Dej. et Hald. 



