Explanation of Terms Used in Entomology Part 2

Adminicula: supports or props: the spinous processes on the abdomen of boring and burrowing pupae.

Adnate: adjoining; adhering or growing together: closely connected.

Adpressed: laid or pressed to; contiguous.

Adsperse -us: with markings of closely crowded small spots.

Adsternal: situated next or close to the sternum.

Adult: the stage when an insect is s.e.xually mature and ready to reproduce normally.

Aduncate -cus, -catus: a part gradually bent through its whole extent.

Advent.i.tious: occurring accidentally, out of the ordinary course, without apparent reason.

Adventral line: in caterpillars, extends along the under side between the middle and the base of legs.

Adventral tubercle: on the abdominal segments of caterpillars on the inner base of the leg, and correspondingly on the apodal segments; constant: is number VIII of the abdominal series (Dyar).

Aeneous -eus: s.h.i.+ning bronze or bra.s.sy.

Aenescent: becoming or appearing bronzed or bra.s.sy.

Aequale: equal.

Aequilate-us: of equal breadth throughout.

Aerial: living in the air; applied to flying insects.

Aeriductus: a spiracle: the tracheal, gill-like structures of aquatic larvae: more specifically the tail-like extensions of rat-tailed maggots and some aquatic Hemiptera.

Aeroscepsin: an indefinite sense of perception supposed to be located in the antenna.

Aeroscepsy: The faculty of observing atmospheric changes: supposed to be located in the antenna.

Aerostats: a pair of large air sacs at base of abdomen in Diptera.

Aeruginose -us: the color of verdigris [blue green].

Aestival: occurring in summer.

Aestivation: applied to summer dormancy.

Afferent: carrying inwardly or toward the centre.

Affinis: related to: similar in structure or development.

Afternose: a triangular piece below antennae and above clypeus: see postclypeus.

Agamic -ous: reproducing without union with a male.

Agamogenesis: reproduction without fertilization by a male: see parthenogenesis; gamogenesis.

Agglomerate: heaped or ma.s.sed together.

Agglutinate: stuck or glued together; welded into one ma.s.s.

Aggregated: crowded together as closely as possible.

Agnathous: without jaws; specifically applied to those Neuropteroid series in which the mouth structures are obsolescent.

Aileron: the scale covering the base of primaries in some insects; see tegulae in Diptera = alula and squama, q.v.

Air-sacs or vesicles: pouch-like expansions of tracheal tubes in heavy insects, capable of inflation and supposed to lessen specific gravity.

Air-tube: a respiratory siphon.

Ala -ae: a wing or wings.

Alar appendage: see alulet.

Alar frenum: a small ligament crossing the supra-alar groove toward the root of the wing: Hymenoptera.

Alary: relating to the wings: applied also to the wing muscles of heart.

Alate -us: winged; with lobes similar to wings in appearance though not necessarily in function.

Albi, albus: white.

Albicans: formed or made of white.

Albidus: white with dusky tinge.

Albinic: of the character of an albino.

Albinism: that condition in which there is an absence of color or a whitening in a form usually colored.

Albino: a colorless individual of a species that is normally colored.

Alb.u.men: the white of egg or the substances in the tissues which have the same characteristics.

Alb.u.min: the characteristic substance forming the white of egg.

Alb.u.minoid: like or of the character of alb.u.men.

Alimentary ca.n.a.l: the digestive tract as a whole; begins at the mouth and extends through the body to the a.n.u.s.

Alitrunk: that part of the thorax to which the wings are attached: in many Hymenoptera, includes the 1st abdominal segment.