he fourth and posterior sclerite of the dorsum of the
thoracic rings.

Post-sutural: in Trichoptera, the little plate behind the scutellum of
mesothorax: = post-scutellum.

Poststigmatal: that portion of the marginal cell beyond the stigma in
bees: = 2d radial 1 (Comst.).

Post-stigmatal primary tubercle: on thoracic segment of caterpillars;
sub-primary, stigmatal, posterior; it is III of the thorax and not
present on abdomen (Dyar).

Post-subterminal: following the s. t. line in Lepidoptera.

Post-sutural bristles: in Diptera, dorsal bristles behind transverse
suture.

Post-terga: applied to the posterior scutes of the segments of
Coleopterous larvae.

Post-triangular cells: = discoidal areolets; q.v.

Post-vertical cephalic bristles: in Diptera, are in the middle of upper
part or Occiput.

Pouch: in Trichoptera, a depressed, usually longitudinal area in a
wing.

Prae- or Pre-: anterior to; before.

Praebrachial: a longitudinal vein in middle of an Ephemerid wing;
usually forked: no. 6 of some systems.

Praecostal spur: a false vein in costal angle at base of secondaries.

Prae-dorsum: = prophragma: q.v.

Prae-labrum: in Diptera = clypeus: q.v.

Praeocular: before the eyes.

Praeputium: the external membranous covering of penis:
specifically a spherical muscular mass at base of penis
in some Orthoptera.

Prae-scutellum: a sclerite, rarely present, between the
meso-scutum and meso-scutellum.

Prae-scutum: the first of the four divisions of the notum of the
thoracic rings.

Prae-subterminal: preceding the s.t. line in Lepidoptera.

Prae-terga: the anterior thoracic scutes in coleopterous larvae.

Prae-tornal: preceding the tornus (q.v.) in Lepidoptera.

Prasinus: grass-green [apple green].

Pratinicolous: frequenting or living in grassy meadows or bogs.

Pre-alar callus: a small swelling or projection before the root of wings,
just back of outer ends of transverse suture, in Diptera.

Pre-anal: above or before the anal opening.

Pre-anal plate or lamina: = supra-anal plate; q.v.

Pre-antennal: anterior to or before the antenna.

Pre-apical: before the apex.

Pre-balancer: = pre-halter: q.v.

Pre-basilar: before the base.

Precocious stages: generally applied to all stages of development from
the fertilized egg to the pupa.

Precurrent: continuous: entire: complete: said of a vein.

Predaceous: applied to insects that live by preying upon other
organisms.

Predatory: = preda