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... > Science Keywords > EARTH SCIENCE > BIOLOGICAL CLASSIFICATION > ANIMALS/VERTEBRATES > FISH > LAMPREYS/HAGFISHES

Preferred term

LAMPREYS/HAGFISHES  

Definition

  • Phylum Chordata. Class Hyperoartia. Order Petromyzontiformes. Lampreys have a sucking disk for mouth, no jaw, elongates, cylindrical, flexible body distinguished by no scales covered with mucous, a rounded tail, separated dorsal fins without spines. Phylum Chordata. Class Myxini. Hagfish as distinguished from lampreys by the presence four pairs of tentacles around their mouth and a skull but no vertebral column (en)

Broader concept

Change note

  • 2017-03-15 09:19:28.0 [mgenazzi] Definition added insert Definition (id: null text: Phylum Chordata. Class Hyperoartia. Order Petromyzontiformes. Lampreys have a sucking disk for mouth, no jaw, elongates, cylindrical, flexible body distinguished by no scales covered with mucous, a rounded tail, separated dorsal fins with no spines. Phylum Chordata. Class Myxini. Hagfish as distinguished from lampreys by the prescence four pairs of tentacles around their mouth and a skull but no vetebrae column language code: en);
  • 2017-03-15 09:19:49.0 [mgenazzi] Definition updated update Definition (Phylum Chordata. Class Hyperoartia. Order Petromyzontiformes. Lampreys have a sucking disk for mouth, no jaw, elongates, cylindrical, flexible body distinguished by no scales covered with mucous, a rounded tail, separated dorsal fins without spines. Phylum Chordata. Class Myxini. Hagfish as distinguished from lampreys by the presence four pairs of tentacles around their mouth and a skull but no vertebral column);

URI

https://gcmd.earthdata.nasa.gov/kms/concept/e5404ad9-95bf-4851-9dbb-fecf7dc1e905

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