May, 1846.] 53 



Dental Formula. 



Incisors. Canines. False Molars. Molars 



2 2 1 1 1 1 2 2 



-1 



This species I have named after my esteemed friend, S. S. Haldeman, 

 Esq., author of the N. American Liinniades, who obtained it with 

 other African animals from Dr. Groheen, Physician to the American 

 Colonization Society. 



Descriptions of New Species of Coleoptera of the United States. 



By F. E. Melsheimer, M. D. 



(Continued from Vol. 2. page 318. ) 



Cantharida, Leach. 



Cantharis, Geoffr. 



Lytta atrata. Body black, immaculate, Fabr. Syst. El. ii. 70. 



Var. ? a. Black, with the head obscurely rufous. 31 1. long. Lytta convolvuli, 

 Melsh. MS. 



It is much smaller than the atrata, and differs from that species, aside of other 

 characters, in being more obviously ashy-pubescent on the lateral margins of the 

 elytra. 



Both occur on the flowers of bind weed, {Convolvulus sepium, L.) 



C. nigricornis. Blackish, clothed with a dense yellowish-ashy pubescence. 

 3 1. long. Alabama. 



Blackish or dark brownish, densely yellowish pubescent ; head with the medial 

 impressed line distinct ; antennae longer than the thorax, slightly thickened in 

 the middle, with the second joint a little smaller than the fifth; black, glabrous ; 

 eyes blackish ; labrum and palpi black; thorax with the sides almost parallel, 

 with the dorsal line distinct; beneath and feet as above. 



Zonitis, Fabr, 



Z. lineata. Testaceous-yellow ; elytra pale testaceous, with a broad vitta and 

 tibiae dusky. 4 1. long; 1^1. wide. Pennsylvania. 



Crioceris lineata, Melsh. Catal. 



Testaceous-yellow; head deeply and densely punctured, with the vertex im- 

 punctured, shining; mandibles with the apical half piceous-black; palpi dull 

 testaceous ; antenna? : two basal joints brownish ; thorax transverse, round- 

 ed, glossy, with a few scattered punctures ; medial line feebly impressed : scu- 

 tellum color of the thorax, densely punctulate, with the tip impunctured ; elytra 

 testaceous, rugulose, somewhat distantly punctulate ; each with a broad, lon- 

 gitudinal reddish-brown band in the middle, which attains neither the base nor 

 the apex ; two or three narrow, obsolete, raised lines : beneath, femora, and 

 tarsi color of the thorax and head ; tibiae and knees dusky ; tarsi simple ; claws, 

 besides being cleft, are distinctly pectinate, and each claw furnished with along 

 hair from near the base. 



2. Z. mandibular is. Crioceris mandibular is, Melsh. MS, Form and size of the 

 preceding. 



