Anal plate: in caterpillars, the shield-like covering of the dorsum of the
last segment: in the embryonic larva the 11th tergite.

Anal ring: a chitinous ring encircling the anus in many Coccidae.

Anal scale: one of the lateral processes of the ovipositor in Cynipidae,
lying outside and below the lateral scale.

Anal siphon: the anal breathing tube of Culicid larvae.

Anal style: a slender process on or within the terminal segment of the
abdomen in Homoptera.

Anal tubercle: Collembola; the tubercle bearing the anal organs: =
anal papilla.

Anal tubercles: a pair of prominent, rounded or conical processes,
situate one on each side of the anus in certain Coccids.

Anal valves: see podical plates.

Anal veins: those longitudinal unbranched veins extending from base
to outer margin below the cubitus; the first anal, also termed vena
dividens, q.v., is the 6th of the series starting from the base, and it
may be followed by several others which are numbered in order to the
inner margin.

Anastomosing: inosculating or running into each other.

Anastomosis: a running together; usually applied to wing veins, often
to markings; sometimes used like stigma, q.v.; also in Neuroptera, a
series of cross-veinlets nearly in one row; a connecting series of
veinlets.

Anceps: two-edged; similar to ensiform, q.v.

Ancestral: primitive; inherited from an earlier form or ancestor.

Anchor process: = breastbone, q.v.

Anchylosed: grown together at a joint.

Ancipital: with two opposite edges or angles.

Androconia: specialized, usually small scales of peculiar form,
found localized on some male butterflies.

Androgynous: uniting the characters of both sexes.

Aneurose: a wing without veins except near costa.

Angle: of tegmina, "is the longitudinal ridge formed along the
interno-median by the sudden flexure from the horizontal
to the vertical portion when closed."

Angular area: Hym.; the posterior of the three areas on the
metanotum between the lateral and pleural
carinae; = 3rd pleural area.

Angulate: forming an angle; when two margins meet in an angle.

Angulose: having angles.

Angulus: forming an angle: = angulate.

Angustatus: narrowed; narrowly drawn out.

Anisoptera: that division of the Odonata in which the hind wings are
wider, especially at base, than the front wings.

Annectent: applied to connecting or intermediate forms.

Annelet or annellus: Hym.; small ring-joints between scape and
fun