HEMIPTERA HETEROPTERA. 
§§ First joint of the antenne long. Prothorax 
with four spines hindward. Fore wings not 
or hardly extending beyond the tip of the 
abdomen ; fore area of the membrane a little 
broader than the hind area at the base. 
Legs rather long, slender ; fore femora much 
thickened; fore tibia straight, just shorter 
than the femora; tarsi small, ~ - 
tt First joint of the rostrum distinctly and very 
often much shorter than the second. 
ft First joint of the rostrum distinctly longer than 
the ante-ocular part of the head. Head 
with a small tubercle or litle spine behind 
the antenne ; ante-ocular part a little shorter 
than the post-ocular; ocelliferous part not 
higher than the inter-ocular part. Fore legs 
shorter than the hind legs. Apical angles 
of the prothorax prominent, most often 
acute. 
§ Legs moderately long. Side angles of the hind 
lobe of the prothorax with a little tooth; 
hind angles distinctly lengthened. Scu- 
tellum more or less depressed and foliaceous 
at the tip. - - = = 2 
§§ Legs rather long; fore femora somewhat 
thickened. Side angles of the hind lobe of 
the prothorax rounded, unarmed, Scutellum 
equilateral, hardly foliaceous at the tip. 
Areas of the membrane almost equally 
broad. - - - - - 
tt First joint of the rostrum about equal in length 
to the ante-ocular part of the head. Head 
oblong or elongated. 
§ Ante-ocular and post-ocular parts of the head 
equally long; ocelliferous part not higher 
than the inter-ocular part. Legs rather 
short; fore legs shorter than the bind legs ; 
fore femora somewhat thickened. Prothorax 
unarmed; side angles of the hind lobe 
rounded, unarmed; hind angles slightly 
lobate; fore angles of the fore lobe distinctly 
and rather acutely tuberculate. Scutellum 
triangular, slightly elongated at the tip. - 
§§ Post-ocular part of the head longer than the 
ante-ocular. Legs long; fore femora and 
hind femora equally long, or the former 
longer than the latter. 
x Side angles of the hind lobe of the prothorax 
unarmed, 
o Ante-ocular and post-ocular parts of the head 
almost equally long. First joint of the 
65 
DEBILIA. 
Mityas. 
PyRTHOSPHODRUS. 
CosMocLopivs. 
