SYSTEMATIC ZOOLOGY. 131 
Tribe LONGICORNIA. 
ANALYSIS OF THE FAMILIES. 
A. Eyes emarginate, not close to the antennz Prionide. 
B. Eyes reniform, close to the antenne. 
Last joint of the palpi dilated, and trun- 
cate . Cerambycide. 
Last joint of the palpi sat dilated, pointed Lamiide. 
Tribe PHYTOPHAGA. 
ANALYSIS OF THE FAMILIES. 
A. Thorax narrower than the base of the elytra Hupodide. 
B. Thorax as broad as the base of the elytra. 
a. Insertion of the antennee widely apart Chrysomelide. 
b, Antenne inserted near together 
* Antenne on the crown of the head Cassidide, 
** Antenne near the mouth. 
Posterior femora enlarged. Halticide. 
Posterior femora simple. ; Galerucidee. 
Tribe CLAVIPALPI. 
Body oval . ’ , Erotylide. 
Section TIMERA. 
Body hemispherical . .  Coccrnellide. 
ORDER HEMIPTERA. 
ANALYSIS OF THE SECTIONS. 
A. Tarsi three-jointed 
Wings horizontal; Rostum springing from 
the front . . Heteroptera. 
Wings inclined; Rostum springing from 
the chin. : Homoptera. 
 B, Tarsi one or two-jointed : . Phytophthiria, 
