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.