Sb>t, 1894.] Leng ^; Beu iF.NMui.i.KR. CoLEOi'T. N. E. Amkk. 139 



C. maander Fisch. — Bronze ; bead and thorax thickly covered 

 with coarse confluent punctures ; elytra finely granulate, each with 

 three rows of smooth shining elevations and an elevated line between 

 each row. Length, 20 mm. ^ .80 incli. 



Ha/>it(t/, Canada, Hudson Hay region, Michigan to L, Superior 

 region, N. Illinois to Minn, to Alaska, through Kamschalka to 

 Siberia. 



C. chamissonis Fisc/i. — Jet i)lack ; head anil ihora.v fnu-ly 

 punctate; elytra with the stri;u and intervals much broken. Length, 

 .80 inch. = 20 mm. 



J/(i!>itiU, White Mountains, N. 11., Labrador, (ireenland and 

 Alaska. 



C. nemoralis Miils. — Copper-colored, somewhat metallic, with 

 a metallic purple border; head and thora.x rugose ; elytra finely 

 rugose, with the three rows of impressed spots distinct. Length, 

 I inch. = 25 mm. 



Habitat, Maine. — A European species. 



C. sylvosus Say. — 151ack ;. thorax broader than long, slightly 

 punctured, margins violet blue, relk.XL-d ; elytra elongate oval, stride 

 and punctures very fine and faint, thus giving the insect a somewhat 

 smooth appearance, margins violet blue, each elytra with three rows 

 of distinct impressions. Length, i. — 1.20 inch == 27 — 30 mm. 



lla/>itaf, Canada to 'I'exas. 



C. limbatus .S"(/r. — Black with bluish margins, elytra deeply 

 striate punctures distinct and regular, intervals distinct and convex, 

 the fourth, eighth and twelfth broken into elongate pieces, the 

 interruptions smooth and flat, humeral angle rounded. Lengthy 

 1. — 1. 12 inch. = 25 — 28 rnm. 



Habitat, N. E. America. 



C. serratus Saw — lUack with ilecidcd violet margins ; thorax 

 broad, disc smooth, margins punctured and very slightly reflexed ; 

 elytra elongate, sides almost parallel, humeral angles rather 

 sharply produced ; serrated near the humeri, striK with distant 

 deep punctures; intervals flat and connected transversely, fourth, 

 eighth and twelfth intervals broken, long and broad. Length, .80 

 to 1. inch. = 20 — 25 mm. 



Habitat, N. Iv America. 



