cyclostome

cyclostome
/suy"kleuh stohm', sik"leuh-/, adj.
1. belonging or pertaining to the Cyclostomata, a subclass of jawless, eellike, marine vertebrates of the class Agnatha, comprising the lampreys and hagfishes.
2. having a circular mouth.
n.
3. a cyclostome vertebrate; a lamprey or hagfish.
[1825-35; CYCLO- + -STOME]

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▪ fish
      a collective term for the living members of the superclass Agnatha, the lamprey and the hagfish (qq.v.). These fish are characterized by a long slender body without scales and fins, a round jawless mouth with horny teeth, a cartilaginous skull, and a persistent notochord.

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Universalium. 2010.

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Look at other dictionaries:

  • cyclostome — [ siklostom ] n. m. • 1801; de cyclo et gr. stoma « bouche » ♦ Zool. Vertébré aquatique très primitif, à squelette cartilagineux, dont la bouche ronde forme ventouse. La lamproie est un cyclostome. ● cyclostome nom masculin Nom d ordre donné à… …   Encyclopédie Universelle

  • Cyclostome — is a biological term (from the Greek for round mouth ) used in a few different senses: for the taxon Cyclostomata, which comprises the extant jawless fishes: the hagfish (Myxini) and the lampreys (Petromyzontidae). This was thought for a time to… …   Wikipedia

  • Cyclostome — Cy clo*stome (s? kl? st?m), Cyclostomous Cy*clos to*mous (s? kl?s t? m?s), a. (Zo[ o]l.) Pertaining to the Cyclostomi. [1913 Webster] || …   The Collaborative International Dictionary of English

  • cyclostome — [sī′klə stōm΄] n. [ CYCLO + STOME] JAWLESS FISH …   English World dictionary

  • Cyclostome — Cette page d’homonymie répertorie les différents sujets et articles partageant un même nom. Le terme « cyclostome » (« bouche ronde » en grec) peut se référer à : un type de chordé, les Agnathes ; une espèce d… …   Wikipédia en Français

  • cyclostome — /ˈsaɪkləstoʊm/ (say suykluhstohm), /ˈsɪklə / (say sikluh ) adjective 1. belonging or relating to the old subclass Cyclostomata, a group of elongate aquatic vertebrates (the lampreys and hagfishes), characterised by pouch like gills and the… …  

  • cyclostome — noun Etymology: ultimately from Greek kykl + stoma mouth more at stomach Date: 1835 any of a class (Cyclostomata) of jawless fishes having a large sucking mouth and comprising the hagfishes and lampreys …   New Collegiate Dictionary

  • cyclostome — noun Any of various primitive jawless fish of the class Cyclostomata, such as the lamprey or hagfish. Except the cyclostomes, as the lampreys and sphagobranchiæ, which are not real fishes, as I shall show elsewhere …   Wiktionary

  • cyclostome — cy·clo·stome sī klə .stōm, sik lə n any vertebrate of the major taxonomic group Cyclostomata …   Medical dictionary

  • cyclostome — (si klo sto m ) adj. Terme de zoologie. Qui a la bouche ou l ouverture ronde.    S. m. pl. Nom de la quatrième division de la classe des poissons, caractérisée par une peau molle, sans écaille, une seule nageoire et la bouche ronde. ÉTYMOLOGIE… …   Dictionnaire de la Langue Française d'Émile Littré

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