494 TRANSACTIONS OP THE 



ones and tips slightly reticulated, fourth, eighth, and twelfth 

 interrupted ; pectus impunctured ; postpectus each side at base 

 obsoletely punctured; feet black; venter each side obsoletely 

 punctured. 



This insect very much resembles C. intcrrn2Hvs, but differs in 

 the form of the punctures of the elytra and in having this parr 

 margined with purple ; the form also is less elongated. 



Taken by Mr. J. Gilliams in Maryland. 



[Afterwards described as C. GoryiDe]. — Leg.] 



4. C. SERRATUS. — Apterous, black; thorax and elytra mar- 

 gined with obscure violaceous, interstitial lines reticulated, three 

 interrupted ones. 



Length more than seven-tenths of an inch. [78] 



Carabus catenatus Melsh. Catal. 



Body black, glabrous ; head smooth, impunctured ; antennoe 

 fuscous beyond the middle ; thorax, exterior margin obscure vio- 

 laceous, and with the base somewhat scabrous, disk impunctured, 

 dorsal and basal lines obsolete, the latter oblique ; elytra mar- 

 gined with obscure violaceous, edge near the base slightly serrate, 

 interstitial lines about fifteen, obtuse and smooth, connected by 

 numerous transverse septae, which are equally prominent and ob- 

 tuse, not continued, fourth, eighth, and twelfth line dilated, in- 

 terrupted, obtuse. Postpectus and venter each side punctured. 



The name cafenafus has been applied by Panzer to a spec;e? 

 inhabiting Carolina. 



[Subsequently described as C. Uneatopunctatus Dej. — Leg.] 



NP:BRIA Latr. 



Anterior tibias entire; elytra entire; exterior maxillary and 

 labial palpi with the last joint elongated, subcylindrical, the 

 latter of equal joints ; tongue not longer than the labrum, and 

 not trieuspidate at tip ; labrum entire ; labium profoundly cmar- 

 ginatc, and with an emarginate, obtuse, central tooth ; mandibles 

 not dilated at base ; thorax truncate, cordate ; abdomen oval, 6c- 

 pressed; antennae filiform. 



N. PALLIPES. — Black ; thorax dilated, very short ; feet tes- 

 taceous. 



Length nearly half an inch. 



[Vol. IT. 



