Ampherotoky see amphitoky

amphiapomict n. [Gr. amphi, on both sides; apo, away; miktos, mixed] Biotypes that propagate facultatively, i.e. amphimictally and parthenogenetically.

amphiasters [Gr. amphi, on both sides; aster, star] 1. The two asters in cell division, one at each end of the cell, from which the spindle fibers diverge. 2. (PORIF) Strep-tasters stellate at each end.

amphibiotic a. [Gr. amphi, on both sides; biotikos, pert. to life] Being aquatic during one period of the life history and terrestrial during the rest.

amphibious a. [Gr. amphi, on both sides; bios, life] Capable of living both on land and in the water.

amphiblastula n. [Gr. amphi, on both sides; dim. blastos, bud] A blastula in which the cells of one pole are markedly different in size or shape from the other pole.

amphiblastula larva (PORIF: Calcarea) A type of free-swimming larva possessing a central cavity, and two morphologically distinct types of cells, one anterior and the other posterior.

amphicoelous a. [Gr. amphi, on both sides; koilos, hollow] Being biconcave.

amphicyrtic a. [Gr. amphi, on both sides; kyrtos, curved] Having both sides curved, said of angles between curves; biconvex.

amphid n. [Gr. amphi, on both sides] (NEMATA) One of a pair of lateral chemosensory organs opening on or near the lip region; variable in size and shape according to taxa.

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