extension and
retraction in some Coleoptera.

Paddle: the flattened joints of posterior tarsi in aquatic Hemiptera.

Paedogenesis: reproduction in the sexually immature or larval stage.

Paedogenetic: reproducing in the sexually immature or larval stage.

Pagina: the surface of a wing: P. superior, is the upper surface;
P. inferior, the lower surface: in Orthoptera, the external flattened
surface of the caudal femora.

Pagiopoda: Heteroptera, in which the posterior coxae are not globose
and the articulation is a hinge joint: see trochalopoda.

Pagiopodous: those Heteroptera which have the coxae of the hind legs
hinged and the femora grooved.

Pala: the shovel-shaped tarsal joints in many aquatic Heteroptera.

Palate: = hypopharynx; q.v.

Paleace: chaff or chaffy: = paleaceous.

Paleaceous: chaffy in appearance.

Palearctic: relating to that part of the earth's surface including
Europe, Africa north of Sahara, and Asia as far south as the southern
edge of the Yang-tse-Kiang watershed and the Himalayas, and west to
the Indus River.

Paleodictyoptera: an ordinal name suggested by Scudder for Paleozoic
insects which cannot be assigned to existing orders.

Paleolepidoptera: haustellate Lepidoptera in which the mandibles are
distinct and the pupa is free: includes the Micropterygidae only: see
protolepidoptera and neolepidoptera.

Pallescent: becoming pale or light in color or tint.

Pallette: the disc-like structure composed of three tarsal joints, on the
anterior feet of male Dytiscidae.

Pallid: pale or very pale.

Pallide-flavens: pale or whitish yellow.

Pallidus: of a pale, cadaverous hue [a very dilute brown pink].

Pallium: an erectile membrane partially closing the open cavity formed
by the walls of the sub-genital plate in Melanopli.

Palma: the basal segment of the anterior tarsus when it is broadened
or specifically modified.

Palmate: like the palm of the hand, with finger-like processes.

Palmula: = pulvillus; q.v.

Palp: a mouth feeler or palpus.

Palpal: belonging, relating or attached to the palpi.

Palparium: in some Coleoptera, and other insects, the membranous
support to which the labial palpi are attached, and which permits an
amount of extension not possible when they are fixed.

Palpi: plural of palpus; q.v.

Palpicorne: with long, slender, antenna-like palpi.

Palpifer: any palpus-bearing part: specifically, a small sclerite hearing
the maxillary palpus and itself ar