100 CATALOGUE OF 
o Hind sides of the hind lobe of the prothorax and the 
femora wholly black. 
-++ Hind border of the prostethium black. - - rufus. 
~+-+ Hind border of the prostethium not black. 
segmentarius, erythrocnemis. 
oo Hind side of the hind lobe of the prothorax not black. 
Femora at least beneath testaceous at the base. bicolor. 
tt Fore wings blackish. 
§ Hind lobe of the prothorax reddish testaceous ; 
sides and a middle spot black. - venustus. 
§§ Hind lobe of the prothorax black. liegs rather long. 
x First joint of the antenne oueer by half than the 
head. - - tristis. 
XX First joint of the antenne flowser lian the! head by 
more than half. 
o Fore wings extending beyoud the tip of the ab- 
domen. - - albopilosus. 
oo Fore wings not extending to the tip ‘of the abdomen. albopunctatus. 
** Rostrum not wholly black. 
+ Second joint of the rostrum longer than the first. 
¢ Rostrum of one colour. Fore lobe of the promorax 
distinctly bituberculate. - - Carmelita. 
tt Rostrum of two colours. Fore lobe of the prothorax 
obsoletely bituberculate. - . . violentus. 
t+ First and second joints of the rostrum nearly equally 
long. - - - - - albonotatus. 
b. Scutellum forming hindward a short otitiise de- 
pressed spine, which is very slightly retlexed.  - cinerascens. 
B. Fore lobe of the prothorax not or hardly bituberculate 
hindward. 
a. Scutellum not foliaceous at the tip. 
* Head narrowly oval, not longer than the hind lobe 
of the prothorax. - - - inops. 
** Head elongated or oblong, as long : as the prothorax 
or a little shorter. 
+ Hind lobe of the prothorax not impressed in the 
middle. 
t Second joint of the rostrum longer than the first. 
§ Prothorax not wholly black. 
X Abdomen beneath with three black stripes. 
o Rostrum black at the base. 
— Head, antenne and legs blackish. - - latro. 
—+--- Head, antenne and legs black. = - - - puberulus. 
00 Rostrum pale at the base. - - sevus. 
XX Abdomen with no black stripes beneath, most often 
with black or testaceous bands. 
o Corium with no bands. — - - - - tropicus. 
oo Corium with one band. 
-~ Abdomen with no white bands beneath. = - - tibialis. 
+--+ Abdomen with white bands beneath. - -  albofasciatus. 
ooo Corium with two bands. - - - - rapax. 
§§ Prothorax wholly black.  - . - hematopterus. 
