Acutilingual: with a sharp pointed tongue or mouth structure, as in some bees. Acutilingues: bees with a short pointed tongue: see obtusilingues. Addorsal: close to but not quite on the middle of the dorsum. Addorsal line: in caterpillars, is longitudinal, a little to one side of the dorsal and between it and the subdorsal line. Adductor: applied to muscles that draw an appendage to the body or bring parts into apposition: see abductor. Adductor mandibulae: the muscle that draws in or closes the mandible. Adeloceratous: with concealed antennae: see cryptocerata. Adephagous: belonging to the Adephaga: pentamerous, predatory, terrestrial beetles with filiform antennae and predatory habits: see hydradephagous. Adherent: attached or clinging to. Adipose: fat or fatty: see fat-body. Adiscota: insects that develop into adults without forming imaginal discs; see discota. 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 sexually mature and ready to reproduce normally. Aduncate -cus, -catus: a part gradually bent through its whole extent. Adventitious: 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: shining bronze or brassy. Aenescent: becoming or appearing bronzed or brassy. 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 massed together. Agglutinate: stuck or glued together; welded into one mass.