156 
[September 
ment; each side a little before the middle, with an oblique shallow 
impression. Hemielytra pale yellow, with a narrow black punctate 
stripe, which does not reach the tip. enlarges to the base, and is closer 
to the interior than to the exterior margin, the strias which bound the 
stripe become confluent before the middle. Beneath polished, punc¬ 
tures scattered, the penultimate segment margined laterally with an 
abbreviated yellow line. Legs brassy, polished; tarsi rufo-testaceous. 
Length millim. Humeral breadth 24 millim. 
Hah. Near Fort Benton. Mr. John Pearsall. 
3. C. incerta, n. sp. 
Form and general appearance of C. hasalis, Germar. Black, shin¬ 
ing. Head not so broadly rounded in front; not depressed, but almost 
regularly convex, the surface much more deeply, but less densely punc¬ 
tured, tylus not fully as long as the lateral lobes, which, at the extreme 
tip are a little divaricated, acute, yellow. Thorax similar in form to 
that of C. basalts, the sides a little more deeply sinuated, the excava¬ 
tion interior to the humeri much shallower, the surface at sides poste¬ 
riorly more coarsely and closely punctured. Scutellum subsinuated at 
base, the surface much more coarsely, deeply, uniformly punctured all 
over. Corium short, bluntly triangular, orange, with a streak upon the 
long stria at tip, continued a little upon the interior margin, and a spot 
upon the exterior margin black. Connexivum yellowish, the posterior 
margin of the abdomen interruptedly margined with yellow. The re¬ 
maining characters as in C. basalts. 
Length 3 millim. Humeral breadth 24 millim. S . 
Hab. Cuba. 
The type belongs to the Cabinet of the Etomological Society. 
4. C. ciliata, n. sp. 
Broad, short, deep black, the sides of the thorax and abdomen 
sparingly ciliated with long piceous hairs. Head large, broadly rounded 
in front, the surface broadly obsoletely impressed before the middle, 
finely, closely punctured, at base almost impunctured; antennae rufo- 
piceous; rostrum reaching the middle coxae. Thorax broad, moderately 
convex, finely punctured, the punctures becoming deeper and denser at 
the sides. Scutellum broadly rounded, moderately convex, the sides 
near the base rather strongly, broadly sinuated, the surface finely, dis- 
