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  • Cyclostome | agnathan vertebrate | Britannica
    cyclostome, 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
  • Cyclostome - Meaning, Classification, Types, Affinities and FAQs - Vedantu
    They are parasitic or scavengers on fish when they are adults They have a spherical body with a diphycercal or laterally compressed tail On the surface, they resemble eels The live jawless fishes, such as lampreys and hagfishes, belong to the Cyclostomata family of agnathans
  • Cyclostome Bryozoans - University of Miami
    Tubulipora sp , a typical fixed-walled encrusting cyclostome The large gonozooid is a polymorphic zooid in which the larvae were brooded prior to release through the ooeciopore All cyclostomes have calcitic skeletons and hence a high fossilization potential
  • Cyclostomes: Origin and Habitat | Vertebrates - Zoology
    The Cyclostomata (Gr , cyklos = circular + stoma = mouth) are the living agnathans, they are primitive in many respects, but specialised in others They are a modified and degenerate offshoot of the primitive vertebrate stalk, arose in the Devonian In the adult state they are parasitic or scavengers on fishes
  • Morphology of the bryozoan Cinctipora elegans (Cyclostomata . . .
    Cyclostome bryozoans are an ancient group of marine colonial suspension-feeders comprising approximately 700 extant species Previous morphological studies are mainly restricted to skeletal characters whereas data on soft tissues obtained by state-of-the-art methods are still lacking
  • Cyclostomata: Definition, Characteristics, Diagram, Classifications . . .
    Cyclostomata is a group of jawless vertebrates known for their long slender eel-like bodies and round sucker like mouths They don't have jaws or paired fins and use their mouth, either attaching to other fish or for filter feeding Common examples include Lampreys and hagfish
  • Domain‐Shuffling in the Evolution of Cyclostomes and Gnathostomes
    Here, we compared 22 metazoans, including four cyclostomes, to identify genes containing novel domain architectures acquired via domain‐shuffling (DSO‐Gs), in the common ancestor of vertebrates, gnathostomes, and cyclostomes
  • Cyclostome | definition of cyclostome by Medical dictionary
    cyclostome any member of the order Cyclostomata, a group consisting of lampreys and lungfish, characterized by the lack of jaws and the presence of a suctorial mouth a suborder of Polyzoa possessing a tubular body wall and lacking an operculum
  • Cyclostome embryology and early evolutionary history of vertebrates . . .
    In the present article, we will use the taxonomic name “cyclostome” to represent a monophyletic clade that includes the modern lampreys and the hagfish, and therefore the taxon “vertebrates” will also include the hagfish





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