imate: near to; applies to antennae inserted close together.

Aptera: those that have no wings: an ordinal term formerly employed
for fleas, lice and other wingless forms now distributed in other orders:
later used for the simplest or lowest insects, including the Thysanura
and Collembola.

Apterodicera: wingless, with two antennae.

Apterous: without wings.

Apterygogenea: those insects that are wingless in all stages and
presumed to be descended from ancestors which never were winged:
see pterygogenea.

Apterygota: = apterygogenea; see pterygote.

Aquamarine -us: sea green: pale green with predominant blue and a
little gray [nile green].

Aquatic: living wholly in water.

Aquatilia: cryptocerous Hemiptera of truly aquatic habit.

Arachnoideous: resembling or similar to a cobweb.

Araneiform: spider-like in appearance.

Arboreal: living in, on, or among trees.

Arborescent: branching like the twigs of a tree.

Archaic: ancient; no longer dominant; of the olden time.

Archiptera: those Neuroptera with incomplete metamorphosis =
Pseudo-neuroptera.

Arctic Zone: is that part of the boreal region above the limit of tree
growth in the U. S. is restricted to the area above timber line on the
summits of high mountains: = alpine.

Arcuate: curved like a bow: = arcuate.

Arcuato-emarginate: with a bow-like or curved excision.

Arculus: Odonata; a small cross vein between radius and cubitus near
the base, leaving an elongate triangle between them: Trichoptera; a
point, often hyaline, on the forewing where the cubitus (or post
cubitus) runs into the margin: in Homoptera; a cross-veinlet nearly
reaching posterior margin at same point as in Trichoptera: in other
orders applied to a cross-vein in similar position, apparently giving
rise to the median.

Arcus: a bow; part of a circle; but less than one half.

Area mediastinal, scapularis and ulnaris: the areas in front of the
mediastinal, the scapular, and the ulnar veins in Orthoptera.

Areae or Areolae: wing cells or spaces between veins.

Arenicolous: applied to species frequenting sandy areas.

Arenose: a surface that is sandy or gritty.

Areola: a small cell on the wings of certain Hemiptera: see also areae
Hymenoptera; the central of three median areas on the metanotum: =
2d median area; upper median area.

Areolate: with small defined areas, like a network.

Areole: Lepidoptera; see accessory cell, cell and cellule.

Areolet: one of the smal