Cockroach insect information & pictures The Roaches are widely
known, at least by reputation. Tere are over 1000 different
kinds. Except for the extreme South and West of the U.S. the
following key to certain families may suffice: At least the hind
femora with several distinct marginal spines beneath. BLATTIDAE
(Large. Seventh ventral abdominal segment of female divided) and
PSEUDOMOPIDAE (Or Blattellidae; incorrectly called
Phyllodromiidae. Smaller, That segment not divided). Middle and
hind femora without marginal spines beneath, although there may
be bristles or apical spines. Seventh abdominal segment not
enclosing terminal ones. A terminal tarsal pad. - PANCHLORIDAE.
One genus, Panchlora, includes rather pretty, green roaches that
come to us from the Tropics in bunches of bananas. The eggs of
at least some species hatch in the female's body. Pycnoscelus is
native in the Southeast. BLATTIDAE - The front wings of both
sexes of Periplaneta extend beyond the abdomen. They do not in
Blatta (terminal tarsal pa