1852.] 133 
Missouri Territory and Louisiana. Inthe male the anterior part of the tho- 
rax is white, a little prolonged in three places, so that the outline of the black 
part is four-lobed. 
2. B. 10-pustulata. Hyperaspis 10-pustulata Mels. Pr. Ac. Nat. Se. 3, 
179. This is commonly considered as the small variety of B. ursina, but it 
differs essentially in having the elytra much more strongly punctured. 
3. B. basalis Mels. Pr. Ac. Nat. Sc. 3, 179; B. confusa. Muls. 537. 
4. B.quadripunctata Mels. ibid. 3,178; B. diversa Muls. 538. 
Hyverraspis Chevr. 
1. H. militaris, ovalis, convexa, subtiliter punctulata, capite thoraceque 
nigris, hoc lateribus albis, elytris flavis, sutura maculaque humerali nigris; pe- 
dibus abdominisque lateribus testaceis. Long. <1. 
One specimen, Columbia, 8. Carolina. Rounded, slightly oval, very convex 
and very finely punctulate. Head black, mouth and organs testaceous. Thorax 
with the base much rounded, and very finely margined; black, sides whitish. 
yellow. Elytra pale yellow witha broad sutural vitta and an oblong spot on the 
humeral caJlus black. Beneath piceous black; feet, sides and apex of the 
abdomen testaceous. 
2. H. vittigera, ovalis, modice convexa, thorace nigro lateribus flavis, ely- 
tris rugose punctulatis, albicantibus sutura vittaque lata postice adnexa nigris, 
pedibus testaceis. Long. :08. 
Missouri Territory. Oval, somewhat oblong, moderately convex. Head 
sparsely and obsoletely punctulate, testaceous in the male, black with yellow 
mouth in the female. ‘Thorax obsoletely punctulate, rounded and finely mar- 
gined at the base; in the male yellow with a large basal black spot, anteriorly 
lobed and extending beyond the middle; in the female black with narrow yel- 
low sides. Elytra finely punctulate and wrinkled; whitish, with a broad black 
vitta commencing near the base, and extending nearly to the apex, where it 
curves inwards and joins the suture, which is also black; margin behind the 
middle and at the apex black. Beneath piceous, margin of the abdomen and 
feet obscure testaceous. 
3. H. arcuata, ovalis, modice convexa, nigra, capite thoraceque lateribus 
maculaque apicali 3-dentata albis, elytris subtiliter punctatis, basi margineque 
usque ad medium tenuiter albis, pedibus testaceis. Long. .07. 
One male found at the mouth of the Gila, California. Oval, slightly oblong, 
moderately convex. Head obsoletely punctured, base rounded, scarcely mar- 
gined, black; sides yellowish white ; apex with a transverse yellow spot, pos- 
teriorly 3-dentate, at the sides almost reaching the yellow margin. Elytra dis- 
tinctly punctured, black, with a narrow arcuated white line extending from 
near the scutellum, along the base of the outer margin as far as the middle. 
Beneath piceous, feet dark testaceous. 
4. H. annexa, rotundato-ovalis, convexa, nigra, thorace lateribus albis, 
elytris obsolete punctulatis, vitta suturali. lata, alteraque postice abbreviata, ad 
basin extensa, margineque tenui nigris. Long. -10. 
One pair. San Francisco. Rounded oval, less convex than H. militaris. 
Head scarcely punctulate, in the male yellow, in the female black. Thorax 
scarcely punctulate, black, lateral margin yellow. Elytra very indistinctly 
punctulate, yellow, with a sutural vitta broader in front, and another very broad 
vitta commencing at the base and extending to within one-seventh of the apex 
deep black; outer margin and apex witha very narrow black line. Beneath 
blackish piceous, tarsi paler; anterior legs, tibie and tarsi of the male tes- 
taceous. 
In the female the black vitte are much broader, so that the elytra appear 
black, with a narrow marginal vitta and another suboblique discoidal one united 
osteriorly to the marginal vitta. 
6. H. quadrivittata, rotundato-ovalis, modice convexa, nigra, valde 
21 
