flagellum — A long, multi segmented sensory appendage found at the distal ends of the antennae [Mauchline, 1984]. Antennal endopodite; thin, tapering, multiarticulate, elongate extension of antenna and antennule (distal to peduncle) [Hobbs and Jass, 1988].… … Crustacea glossary
antennule — First cephalic appendage, usually with peduncle of three articles and two multiarticulate flagella (sometimes antenna 1) [Poore, 2004]. First pair of cephalic appendages (antenna 1) [Holdich and Jones, 1983]. First pair of feelers, or antennae… … Crustacea glossary
antenna — ( ) [Baba, 2005]. Antennal peduncle consisting of 5 articles, based on Uroptychus. [Baba, 2005] Mobile sensory appendages arising below the eyes at the front of the head. There are two pairs of these appendages, the first and second antennae. The … Crustacea glossary
paraflagellum — A minute accessory flagellum sometimes present in addition to the ordinary flagellum of certain protozoans … Medical dictionary
calceolus — n.; pl. calceoli [L. dim. calceus, shoe] (ARTHROPODA: Crustacea) In Malacostraca, complex sensory organelles on the antennules and accessory flagellum of amphipods … Dictionary of invertebrate zoology
cell — cell1 cell like, adj. /sel/, n. 1. a small room, as in a convent or prison. 2. any of various small compartments or bounded areas forming part of a whole. 3. a small group acting as a unit within a larger organization: a local cell of the… … Universalium
chemoreception — chemoreceptive /kee moh ri sep tiv, kem oh /, adj. /kee moh ri sep sheuhn, kem oh /, n. the physiological response to chemical stimuli. [1915 20; CHEMO + RECEPTION] * * * Sensory process by which organisms respond to external chemical stimuli, by … Universalium
algae — algal, adj. /al jee/, n.pl., sing. alga / geuh/. any of numerous groups of chlorophyll containing, mainly aquatic eukaryotic organisms ranging from microscopic single celled forms to multicellular forms 100 ft. (30 m) or more long, distinguished… … Universalium
protist — protistan /proh tis teuhn/, adj., n. protistic, adj. /proh tist/, n. any of various one celled organisms, classified in the kingdom Protista, that are either free living or aggregated into simple colonies and that have diverse reproductive and… … Universalium
Dinoflagellate — Dinoflagellates Temporal range: 440–0 Ma … Wikipedia