Phylum Chordata

  • T. Jeffery Parker
  • William A. Haswell
Chapter

Abstract

The chordates exhibit an astonishing diversity of form, physiology, and habit. The phylum includes such apparently unrelated animals as, for example, sea-squirts and Man. The creatures which fall into this great group are characterised essentially by the possession, at some stage of their life, of one or more of the three fundamental structures which, along with other features, appear to reveal their common ancestry. These structures are as follows

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Copyright information

© Macmillan & Co Ltd 1962

Authors and Affiliations

  • T. Jeffery Parker
    • 1
  • William A. Haswell
    • 2
  1. 1.University of OtagoDunedinNew Zealand
  2. 2.University of SydneyAustralia

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