272 PHYTOPHAOA — GALERUCIDAE. 



Black ; mouth, thorax (except three feeble black spots), 

 base of joints of antennae and legs (except the slightly 

 darker base of femora) brownish-yellow ; elytra dark yel- 

 low-brown, lighter at sides. Thorax with a feeble central 

 furrow, usually divided into two depressions. Common. 



G. sagittariae, Gyll. 



2, Thorax with three distinct black spots ; length 

 2| lines. 



Similar to G. sagittariae, but with spots on thorax dis- 

 tinct, elytra blackish with brownish-yellow sides, rather 

 longer and with sutural apical angle more strongly pro- 

 duced ; femora black at base. Rather common. 



G. nym^plieae, Lin. 



S» Upper-side very finely shagreened, with scarcely visible 

 punctuation. 



Brown, upper-side with yellowish-gray pubescence; a 

 frontal spot, central furrow and sides of thorax and shoulders 

 of elytra blackish. Sides of thorax angularly dilated ; 

 sutural apical angle of elytra rounded. L. 2| 1. Rather 

 common. G. vihiirni, Payk. 



Afjelastica, 



A, Thorax violet or blue. 



tJpper-side violet or blue ; under-side black -blue ; 

 antennae, scutellum, tibiae and tarsi black. Thorax with 

 rounded posterior angles and without depressions on disc ; 

 scutellum pointed triangular. L. 2|- — 2f 1. Very rare. 



A. alni, Lin. 

 1?. Thorax reddish-yellow. 



Reddish-yellow ; eyes, antennae and scutellum black ; 

 vertex of head and the elytra green or blue-green. Thorax, 

 with obtuse posterior angles and a depression on each side 

 of disc ; scutellum with blunt apex. L. 2|- 1. Common. 



A. halensis, Lin. 



Phyllobrotica. 



Yellow ; eyes, vertex of head, a point at base of each 

 elytron and a spot before apex, breast and abdomen black. 

 Punctuation fine. L. 2f — 3 1. Rather common. 



P. quadrimaculata, Lin. 



