Online Dictionary of Invertebrate Zoology: Complete Work - Best Text

Online Dictionary of Invertebrate Zoology 45amacrine a. [Gr. a, without; makros, long; inos, fiber] (AR-THRO: Insecta) Pertaining to a unipolar nerve cell within asynaptic region of the brain, i.e., the antennal lobes or themedulla. amacrinal a.amalgamated lips (NEMATA) Lips combined together giving asmooth contour, not discernibly separated from each other.amastigophore n. [Gr. a, without; mastix, whip; pherein, tobear] (CNID) A nematocyst with no tube beyond thehempe; in microbasic types , the hempe is not more thanthree times the capsule length; in macrobasic types , thehempe is more than four times the capsule length. seemastigophore.amber n. [Ar. anbar ambergris, a fossilized resin] A transparent,clear, pale yellow-brown gummy resin of coniferoustrees in which insects and spiders were trapped and fossilizedin the hard transparent state as much as 30 millionyears ago.ambient a. [L. ambire, to go around] Moving around; surrounding.ambient vein (ARTHRO: Insecta) 1. The vein that partially encirclesthe wing close to the margin. 2. The vein-likestructure that serves to stiffen the margin of a wing.ambifenestrate a. [L. ambo, both; fenestra, window](NEMATA) A term used to describe two semifenestrae in thevulval cone formed by a narrow vulval bridge, but not surroundingthe vulva. see bifenestrate.ambiguous a. [L. ambigere, to wander about] Vague ordoubtful in meaning; having more than a single meaning.ambilateral a. [L. ambo, both; latus, side] Pertaining to or affectingboth sides; bilateral.ambisexual see monoecious, hermaphroditeambital see ambitusambitus n. [L. ambitus, going around] The periphery or outeredge of an organism. ambital a.amblychromatic a. [Gr. amblys, dull; chroma, color] Stainingonly slightly, as opposed to trachychromatic.ambosexous see hermaphrodite