Abdomen: the rear section of
Cercus (plural -cerci): pincer-like
appendages found in both sexes at the rear
of the abdomen, which may be used to assist in copulation.
Coxa: the first segment (from
the body) of the leg.
Femur (plural -femora):
the third division (upper section) of the leg.
Forewings: are protective and tough; to
cover the folded hind wings (if they are present).
Keels: the ridges on the pronotum;
the side keel markings on the pronotum of the grasshoppers are often an aid to
Legs: consisting of
fore-legs, mid-legs and hind-legs. Each of these is divided into the coxa,
trochanter, femur, tibia and tarsus.
Many Orthoptera have macropterous forms. This is especially true of the
Palps: the two pairs of extensions to
Pronotum: saddles the first section
of the thorax and may
be greatly extended over the abdomen in groundhoppers.