THE CHECKERED BEETLES. 851 



1624 (5147). CYMATODERA UNDULATA Say, Journ. Phil. Acad. Nat. Sci., V, 



1825, 174; ibid. II, 282. 



Elongate, slender, snbcylindrical. Brownish, sparsely pubescent; legs 

 and abdomen dull yellow ; elytra either largely dull yellow or with from 

 one to three pale, dentate crossbars. Antenna? reddish-brown, their form 

 as in Iticolor, but slightly longer. Thorax cylindrical, one-half longer than 

 wide, rather coarsely and densely punctate. Elytra nearly twice as wide 

 as base of thorax, the punctures coarse, deep and rather distant. Length 

 9-12 mm. 



Elkhart, Wells and Marion ' counties ; scarce. August 18-No- 

 vember 23. Those on the latter date were found beneath the bark 

 of a soft maple tree. 



III. PRIOCERA Kirby. 1818. (Gr., "serrate + horn.") 



Eyes emarginate in front, coarsely granulated; maxillary palpi 

 cylindrical; last joint of labial palpi dilated, scarcely transverse; 

 tarsi short, apparently 4-jointed, claws simple. Two species are 

 known from within our faunal limits, one of which is found in 

 Indiana. 



1625 (5152). PRIOCERA CASTANEA Newm., Ent. Mag., Lond., V, 1837, 380. 



Elongate, subcylindrical. Head, thorax and legs dark 

 chestnut-brown, very shining, pubescence long and sparse ; 

 elytra reddish-brown with a broad, irregular blackish cross- 

 bar behind the middle, each also with two yellow spots, one 

 of which is near the suture and just behind the middle, the 

 other in frunl of this and near the flank ; a third yellow spot 

 often also on base near scutellum. Thorax convex, bell- 

 shaped, strongly constricted near base, sparsely and finely 

 punctate. Elytra with rows of rather coarse punctures, 

 these gradually obsolete toward apex. Length 6.5-10 mrn. 

 (Fig. 332.) Fig. 332. 



\s o 



Kosciusko, Marion and Hancock counties; rare. (Original.) 

 July 11-July 20. 



Cleronomus melanopterus Dury, black, shining, front of head 

 dull yellow, thorax pink, with a broad black furcate mark, length 

 8 mm., was described from Cincinnati. 



IV. TRICHODES Herbst, 1792. (Gr., "hairy or shaggy.") 



Eyes deeply emarginate in front, finely granulated ; maxillary 

 palpi subcylindrical, last joint longer and slightly broader than the 

 preceding; labial palpi strongly dilated; tarsi apparently four- 

 jointed; antennal club 3- jointed, triangular. Ten species ;uv 

 known from North America, one of which occurs in Indiana, 



