PEASOCUEIS. 269 



Ovate, convex, dilated behind. Dark green ; side margin 

 of thorax and of elytra, also a line on disc of latter yellow- 

 red. L. 1| — 2 1. Not uncommon. P. hannoverana, Fab. 



JB, Thorax as long as broad. 



a. Elytra black-green, with side margin and a straight 

 longitudinal line on disc yellow. 



Black-green ; side margin of thorax and elytra, line on 

 disc of latter, base of femora and the tibiae yellow. Elytra 

 with rows of coarse punctures. L. 2 — 2^ 1. Common. 



P. ]}hellanclrii, Lin. 



6. Elytra unicolorous blue. 



Blue ; apex of abdomen yellow-red. Elytra with rows 

 of fine punctures. L. If — 2 1. Common. 



P. heccahungae, 111. 



GALBBUCIBAE, 



A, Third joint of antennae longer than fourth. 



a. Elytra scarcely longer than broad. 



Elytra separately rounded or nearly so at apex ; upper- 

 side of body bare or only slightly hairy. 



A d i on oni a, Laich . 



6, Elytra at least half as long again as broad. 



Thorax with a depression on each side ; elytra jointly 

 rounded at apex ; upper-side of body closely punctured, 

 with fine silvery pubescence. Galeruca, Fab. 



2?. Third joint of antennae shorter thati fourth. 



a. Thorax distinctly bordered at base. 



Thorax double as broad as long, apex slightly emarginate ; 

 elytra about half as long again as broad, dilated behind. 



Agelastica, Eedt. 



I). Thorax not, or only indistinctly bordered at base. 



I. Sides of thorax straight. 



Thorax half as broad again as long; elytra double as 

 long as together broad, somewhat blunted at apex. 



Phyllohrotica, Kedt. 



II, Sides of thorax rounded. 



Thorax more than half as broad again as long, apex 



