OP PHILADELPHIA. 233 



4. C. TIBIALIS. — Elytra pale yellowisli-red, with, a common 

 spot near the base, and six black spots on each. 



Inliabits Missouri. 



Head black ; frontal spot, and all before the eyes, white : 

 thorax black : anterior and lateral margins white, so branched as 

 almost to inclose a black spot on each side : elytra pale orange • 

 spots placed 1, 2, 2, 1 : beneath black : venter margined with 

 pale orange : tibia and tarsi testaceous. 



Length more than one-fifth of an inch. 



[Belongs to Hippodamia, and is the same as the European 

 H. IS-punctata. — Leg.] 



5. C BIOCULATA. — Elytra red , each with a black spot on the 

 middle. 



Inhabits the United States. 



Head black ; orbits white : thorax black ; a large marginal 

 spot ; anterior margin, and two spots at the base, white : elytra 

 reddish; a transverse, oval, black spot on the middle of each? 

 sometimes included in an obsolete, white areola : beneath black : 

 venter margined with rufous. 



Length one-fifth of an inch. 



The anterior margin of the thorax is sometimes black like the 

 disk, and the basal spots are wanting. 



[Mulsant considers this as identical with the European C. hi- 

 punctata. — Leg.] 



6. C. ALBIFRONS. — Elytra yellow ; suture and two spots on 

 each, black ; head and anterior part of the thorax whitish. [95] 



Inhabits Missouri. 



Head yellowish : thorax black ; anterior and lateral margins, 

 and abbreviated line before, white : elytra, with the suture, tip, 

 outer edge, and two spots, black ; spots placed one near the 

 humerus, and the other behind the middle. 



Length less than one-fifth of an inch, 



Taken on the Missouri by Mr. T. Nuttall. 



[Belongs to Brachiacantlia, — Leg.] 



7. C. ABDOMiNALis. — White; thorax with seven, elytra each 

 with eight black spots. 



Inhabits Arkansa. 



Yellowish-white : head immaculate : thorax with seven black 

 spots placed 2, 5 ; the anterior ones, placed on the middle, ob- 

 1824.] 



