Cassida. | PHYTOPHAGA, 
B. Form smaller and more oblong; thorax 
longer, very finely punctured and rather 
shining on disc, coarsely punctured at 
sides; elytra with the suture broadly 
DIBCk Ae. sao seem teed ee an ee 
2. Rows of punctures on elytra coarse; inter- 
stices narrow, strongly raised : 
i. Elytra without black spots or markings on 
a but with the suture, or at least its base, 
not unicolorous with the rest of the upper 
surface. 
1. Suture of elytra broadly pitchy brown or 
blackish ; size larger . . 
2. Suture of elytra, or at least base, reddish- 
brown or sanguineous, 
A. Form shorter and less parallel; sculp- 
ture finer ; suture of elytra, or at least 
base, sanguineous without metallic spots. 
B. Form longer and more parallel ; sculp- 
ture coarser ; base only of elytra reddish- 
brown with metallic oe (only visible 
in life) . 
3. Suture of elytra with a ‘broad. metallic 
longitudinal band. 
A. Posterior angles of thorax obtuse, but 
well marked ; form more elongate . 
B. Posterior angles of thorax completely 
rounded ; form shorter ..... . 
iii. Upper surface unicolorous. 
1. Upper surface ferruginous; elytra with 
irregular rows of punctures. . . .. . 
2. Upper surface yellowish, yellowish-green, 
or bright green ; elytra with regular rows 
of deep punctures. «-. sos we 6 
IJ. Elytra irregularly punctured throughout, or 
with rows of punctures traceable at suture and 
shoulders only. 
. Posterior angles of thorax ees rounded ; 
_ Size large. 
. Posterior angles ‘of, thorax very obtuse, but 
marked. 
1. Form broad oval; abdomen black; size 
moderate . BeMo fc rb 
2, Form subhemispherical ; "abdomen yellow ; 
YEAST EC | Se ee a 
Cc. murrea, L. (maculata, L.). 
Oval or round-oval, 
397 
C. Fastuosa, Schall. 
(vittata, F.) 
C. NEBULOSA, L. 
C. VIBEX, F. 
C. SANGUINOLENTA, F.* 
C, caLoris, Sufi. 
C. virtata, Vill., nec F, 
(oblonga, Ill.) 
C. nostuis, LD. 
C. SUBFERRUGINEA, Schrank. 
(ferruginea, F.) 
C. FLAVEOLA, Thunb. 
(obsoleta, Ill.) 
C. EQUESTRIS, F. 
C. viripis, F. 
C, HEMISPH®RICA, Herbst. 
upper-side 
evenly convex, green or ferruginous-brown with the elytra marked 
with black spots and patches ; 
head, under-side and legs black, antenne 
* Occasionally examples of this species occur which are unicolorous green or 
almost unicolorous (see p. 399). 
