166 CATALOGUE OF 
PYRRHOCORINA. 
A. Hind wings most often complete, furnished with 
a hook. 
a. Head contracted at the hind border beneath. — - 
b. Head not contracted at the hind border beneath. 
* Buccule forming an acute angle, sometimes much 
elevated. 
+ Buccule moderately elevated. 
t Head broader than the fore border of the pro- 
thorax. - - - - - 
tt Head and fore border of the prothorax equally 
broad. - - - - - 
tt Buccule much elevated. - - - 
** Buccule rounded, or with a rounded angle. 
+ First joint of the rostrum not shorter than the 
head. 
t Fore wings most often complete, having a com- 
plete membrane and a straight or slightly bent 
apical border of the corium, very rarely abbre- 
viated, truncated, and without a membrane. 
§ Fore wings complete, with a distinct clavus. 
x Sides of the prothorax not or very slightly reflexed. 
x Sides of the prothorax most often reflexed. 
o Body, at least beneath, silky. 
— Fore femora unarmed. - - - = 
+ Fore femora with spines beneath near the tips. 
++ Fore coxe unarmed. - - - 
++++ Fore coxe with a little spine. = - - - 
oo Body smooth, 
— Eyes with short petioles. - - - 
++ Eyes sessile. 
++ Head convex. Third and fourth ventral incisures 
more or less curved. - - - 
++++ Head flat in the middle. Ventral incisures 
straight. ~ - - - - 
§§ Fore wings abbreviated, truncated, with no mem- 
brane; clavus and corium as one. - - 
tt Apical border of the corium rounded; membrane 
reticulated, most often abbreviated. - 
++ First joint of the rostrum much shorter than the 
head - = s P i 
B. Hind wings complete, without a hook. 
a. Eyes very transverse. = - - = 
b. Eyes not or slightly transverse. - - - 
ANTILOCHUS. 
EctTatops. 
Evscopus. 
JESCHINES. 
OponTopus. 
Roscius. 
MeELAMPHAUS. 
STICTAULAX. 
CENZEUS. 
DINDyMUS. 
PyRRHOPEPLUS. 
DERMATINUS. 
PyrRHocoris. 
ScaNTIUus. 
LEProrpHTHALMUS. 
DysveRcus. 
