Subphylum — In life, a subphylum is a taxonomic rank intermediate between phylum and superclass. The rank of subdivision in plants and fungi is equivalent to subphylum. Not all phyla are divided into subphyla. Those that are include: Arthropoda: divided into … Wikipedia
subphylum Craniata — noun fishes; amphibians; reptiles; birds; mammals • Syn: ↑Vertebrata, ↑subphylum Vertebrata, ↑Craniata • Hypernyms: ↑phylum • Member Holonyms: ↑Chordata, ↑ … Useful english dictionary
Vertebrata — noun fishes; amphibians; reptiles; birds; mammals • Syn: ↑subphylum Vertebrata, ↑Craniata, ↑subphylum Craniata • Hypernyms: ↑phylum • Member Holonyms: ↑Chordata, ↑ … Useful english dictionary
Vertebrata — The vertebrates, a major division of the phylum Chordata, consisting of those animals with a dorsal hollow nerve cord enclosed in a cartilaginous or bony spinal column; includes several classes of fishes, and the amphibians, reptiles, birds, and… … Medical dictionary
Vertebrata — /ver teuh bray teuh, brah /, n. the subphylum comprising the vertebrate animals. [1820 30; < NL, neut. pl. of L vertebratus VERTEBRATE] * * * … Universalium
Vertebrate — Taxobox name = Vertebrates fossil range = Early Cambrian Recent image width = 250px image caption = Blotched Blue tongued Lizard, Tiliqua nigrolutea regnum = Animalia phylum = Chordata subphylum = Vertebrata subphylum authority = Cuvier, 1812… … Wikipedia
vertebrate — /verr teuh brit, brayt /, adj. 1. having vertebrae; having a backbone or spinal column. 2. belonging or pertaining to the Vertebrata (or Craniata), a subphylum of chordate animals, comprising those having a brain enclosed in a skull or cranium… … Universalium
Chordate — Chordata Temporal range: Early Cambrian – Recent, 540–0 Ma … Wikipedia
endocrine system — Group of ductless glands that secrete hormones necessary for normal growth and development, reproduction, and homeostasis. The major endocrine glands are the hypothalamus, pituitary, thyroid, islets of Langerhans, adrenals, parathyroids, ovaries … Universalium
Chondrichthyes — Cartilaginous fishes Temporal range: 461–0 Ma[1] … Wikipedia
