Post-cerebral: applied to that pair of salivary glands in bees, situated close to the posterior wall of the head.

Post-clypeus: in Odonata, the upper of the two parts into which the clypeus is divided: in Psocidae, a peculiar inflated structure behind the clypeus: in general, the posterior or upper part of clypeus when any line of demarcation exists: = supra-clypeus; nasus: afternose; paraclypeus: first clypeus; clypeus posterior.

Post-costa: = subcosta (Comst.): in Odonata, = 1st anal vein (Comst.): in Trichoptera = anal.

Post-costal space: Odonata; the cell or cells lying posterior to the post- costa = anal cell (Comst.).

Post-cubitals: = post-nodal spaces; q.v.

Post-dorsulum: the middle piece of the meta-notum, between the mesophragma and post-scutellum.

Post-embryonic -otic: the stage after the insect has come out of the egg.

Post-epistoma: that part of the head behind the clypeus in Hymenoptera: see also post-clypeus.

Posterior: hinder or hindmost: opposed to anterior: in Diptera; applied to that face of the legs which is not visible when viewed from the front, the legs being laterally extended.

Posterior angle: of thorax, in Coleoptera, is the lateral angle near base of elytra: of the wings = hind angle; anal angle; q.v.