52 
CATALOGUE OF 
a. No ocelli. Hind part of the prothorax slightly 
and transversely impressed, hind angles some- 
what prominent. Fore femora very thick ; 
fore tibiae not incrassaled at the tips, longer 
than the femora. - 
b. Ocelli distinct. Prothorax slightly straightened 
in the middle, slightly truncated on the hind 
border. Fore femora moderately thick; fore 
tibiae incrassaled towards the tips, shorter than 
the femora. 
* Rostrum not extending behind the prostethinm. - 
** Rostrum extending behind the prostethium. 
f Rostrum extending nearly to the tip of the 
prostethium. Fore femora not enlarged, ^tooth- 
like. ------ 
ff Rostrum extending to the tip of the prostethium. 
Fore femora widened, tooth-like beneath. 
B. Head not hidden as far as the eves. Ocelli remote 
from the eyes and placed a little behind them. 
Fore femora not or slightly incrassated. 
a. Ocelli remote from each other. 
* Fore femora and fore tibiae equally long. 
** Fore tibiae shorter than the fore femora. - 
b. Ocelli very near each other. - 
2. REDUVIDA. 
Subfamilies. 
A. Fore coxae short, never more than twice or thrice 
as long as thick, 
a. Rostrum with no spines. 
* Claws dentate at the base or more or less 
distinctly appendiculate. (Amphibolu* 
excepted) - - - - - 
** Claws simple, rarely dentate or appendiculate, 
the tarsi in that case heteromerous. 
f Third joint of the antennae inserted in the tip 
of the second. 
X Fore tarsi one-jointed. - 
jj Fore tarsi two-jointed. - 
Fore tarsi three-jointed. 
§ Fore tibiae above with an apical furrow for the 
reception of the tarsi. - 
§§ Fore tibiae with no such furrow. 
X Fore wings with a discal areolet. 
X X Fore wings with no discal areolet. 
o Scutellum armed at the tip with two, three or 
more points. - - - - 
oo Scutellum triangular, generally very sharp at 
the tip or forming a spine, rarely rounded. 
Pachynomus. 
Prostemma. 
Pagasa. 
Allceorhyncbus. 
Nabis. 
Gorpis. 
Arbela. 
1. Reduviida. 
1. Ectinoderida. 
2. Salyavatida. 
4. Apiomerida. 
5. Stenopodida. 
6. Ectrichodiida. 
