Online Dictionary of Invertebrate Zoology: Complete Work - Best Text

Online Dictionary of Invertebrate Zoology 51gonic; syngonic.amphigony n. [Gr. amphi, on both sides; gonos, seed] biparentalor bisexual reproduction. amphigonus a.amphihaploid n. [Gr. amphi, on both sides; haploos, simple;eidos, form] Said of haploid types produced from amphidiploids.amphikaryon n. [Gr. amphi, on both sides; karyon, nut] Thenucleus of the zygote produced in the course of fertilizationcontaining two haploid genomes. see diplokaryon.amphimict n. [Gr. amphi, on both sides; miktos, mixed] Reproductionby amphimixis.amphimixis n. [Gr. amphi, on both sides; mixis, mingling] Theunion of two gametes in sexual reproduction, as opposed toautomixis.amphimorula n. [Gr. amphi, on both sides; L. morum, mulberry]A morula derived from an amphiblastula.Amphineura, amphineuran see Polyplacophoraamphiodont a. [Gr. amphi, on both sides; odous, tooth] (AR-THRO: Insecta) In Coleoptera, male stag beetles bearingmandibles only intermediate in size; mesodont. see telodont,priodont.amphion larva (ARTHRO: Crustacea) In Malacostraca, larva ofAmphionidacea, zoea and megalopa types; telson is narrowwith spines in first stage and pointed with no spines in laststage.amphiploid see allopolyploidamphipneustic a. [Gr. amphi, on both sides; pneustikos,breathe] (ARTHRO: Insecta) Refers to aquatic larva havingthe first and last pairs of spiracles open and functioning.see metapneustic; peripneustic.amphipyrenin n. [Gr. amphi, on both sides; pyren, fruitstone] The substance of the nuclear membrane of cell nuclei.amphisternous a. [Gr. amphi, on both sides; sternon, breastbone](ECHINOD: Echinoidea) Used to describe the sternumstructure in certain sea urchins; two equal plates that meetthe labrum.