HEMLPTERA HETEROPTERA. 
85 
+| Ocelliferous part of the head not or scarcely ele- 
vated. Middle coxae rather remote. Anterior 
femora unarmed. - 
ft Head tumid behind the eyes, abruptly straightened 
hind ward. 
t Third joint of the hind tarsi as long as the first 
and second joints together. Ocelliferous part 
of the head slightly elevated. 
Third joint of the hind tarsi longer than the first 
and second joints together. Ocelliferous part 
of the head not elevated. - 
** Neck of the head with a more or less elevated 
tubercle on each side. 
f Fore femora beneath compressed, widened, 
ff Fore femora convex beneath, not widened. 
+ Apical spongy part of the fore tibiae lengthened 
into a plate, which is a little longer than half 
the length of the fore tarsi. - 
}f Apical spongy and lengthened part of the fore 
tibiae shorter by more than half than the fore 
tarsi. 
§ Ante-ocular and post-ocular parts of the head 
equally long. Body narrow. 
§§ Ante-ocular part of the head longer than the post- 
ocular part. 
X Body oblong-ovate. Prothorax granulated ; hind 
angles prominent, not rounded at the tips. 
X X Body elougate or very oblong. Prothorax not 
granulated; hind angles rounded at the tips. 
o Spongy furrow more than half the length of the 
tibia, sometimes almost as long as the latter. 
-p Scutellnm subequilateral or shorter than broad, 
not with an apical spine. - 
-p-+- Scutellum longer than broad, elongated at the tip, 
sometimes rather reflexed. Prothorax very 
distinctly straightened somewhat behind the 
middle, in short-winged females long behind 
the middle. 
•*•+ Scutellum forming at the tip a long, slender, sub- 
filiform, obtuse, slightly reflexed spine. Third 
joint of the hind tarsi distinctly shorter than the 
second or than the first and second together. - 
++++ Scutellum somewhat elongated at the tip. Third 
joint of the hind tarsi as long as the first and 
second iogether. - 
oo Spongy furrow hardly half the length of the fore 
tibia?, a litile more than one-third of the length 
of the middle tibiae. 
X Fore lobe of the prothorax compressed on the hind 
border. - Cleptocoius. 
X X Fore lobe of the prothorax not compressed on the 
hind horder. - 
b. Fore tibiae broad, flat above. - 
Thymbreus. 
Pirates. 
Fusius. 
Phalantus. 
Tydides. 
Phorus. 
Catamiarus. 
Ectomocoris. 
Callisphodrus. 
Macrosandalub. 
Sphodrocoris. 
Spilodermus. 
Andkoclus. 
