Posterior trapezoidal tubercle: on the thoracic and abdominal segments of caterpillars; subdorsal, posterior, always present, rarely united with I: it is II of the abdomen, lb of the thorax (Dyar).
Posterior veins: those separating the posterior cells.
Posterior wings: = secondaries: q.v.
Postero-dorsal: Diptera; applied to leg bristles at the meeting of the dorsal and posterior face.
Postero-ventral: Diptera; applied to leg bristles at the meeting of the ventral and posterior face.
Postfurca: an internal process of metasternum to which the muscles of hind legs are attached.
Post-gena: the sclerite below occiput and behind gena in some Orthoptera.
Post-gula: is situated at the extreme base of the underside of the head in Dermaptera.
Post-humeral bristles: in Diptera, are usually two, inserted above the dorso-pleural suture between the humeral callus and root of wing, on the bottom of the presutural depression.
Postical vein: in Diptera, = 5th longitudinal (Meig.); = media 3 (Comst.).