30 CONNECTICUT GEOL. AND NAT. HIST. SURVEY. [Bull. 



E. colorata Van Duzee. 



Proc. Acad. Nat. Sci. Phiia., lix, 476, 1908. 



More slender than most of our species ; black, vertex and front 

 white, abdomen red ; elytra minutely dotted and veined with pale. 

 Described from about Buffalo, N. Y. and reported from near the 

 Hudson River so it will probably be found in western Connecticut. 

 E. opaca (Say). 



Jour. Acad. Nat. Sci. Phila., vi, 239, 1830. 



A large blackish species with a broad clear-cut whitish vitta 

 across the face and pectoral pieces. It has been reported from 

 New Hampshire to South Carolina and should occur in 

 Connecticut. 

 E. pallida (Say). 



Jour. Acad. Nat. Sci. Phila., vi, 240, 1830. 



Has the same distribution as the preceding and must occur in 

 Connecticut. 

 E. variegata Van Duzee. 



Proc. Acad. Nat. Sci. Phila., lix, 479, 1908. 



Found throughout the eastern states and Canada. 



Rainbow, 30 Sept., 1908 (W. E. B.). 



Catonia Uhler. 



Shorter and more slender insects with shorter and more deeply 

 emarginate pronotum than we find in Elidiptera. 



Key to Species. 



Face distinctly transversely banded 2 



Face without transverse bands 6 



Front black; clypeus white; elytra testaceous, almost immacu- 

 late dimidiata 



Front banded with black and white 3 



Front whitish on basal one-half, fuscous on apical half ; disk of 



mesonotum with a fuscous cloud nava 



Front blackish with a transverse white median band 4 



Elytra almost imiformly testaceous impunctata 



Elytra varied with whitish and brown or fuscous 5 



Discal compartment of mesonotum fuscous with four pale dots; 



elytra fuscous varied with whitish cinctifrons 



Mesonotum castaneous ; elytra varied with ferruginous and pale picta 

 Median compartments of the mesonotum marked with an ocellate 

 spot at apex; elytra whitish testaceous varied with fuscous and_ 



marked with white transverse veinlets grisea 



Median compartments of the mesonotum without eye-spots ; elytra 

 whitish testaceous obscurely varied with white veinlets pumila 



C. dimidiata Van Duzee. 



Trans. Am. Ent. Soc, xxxvi, 85, 1910. 



Easily distinguished from all other described species by having 

 the front entirely black with the clypeus abruptly white The head 



