Malcolm T. Jollie
Contributor
Professor of Biological Sciences, Northern Illinois University, De Kalb, 1965β88. Author of Chordate Morphology.
Primary Contributions (1)
Vertebrate, any animal of the subphylum Vertebrata, the predominant subphylum of the phylum Chordata. They have backbones, from which they derive their name. The vertebrates are also characterized by a muscular system consisting primarily of bilaterally paired masses and a central nervous systemβ¦
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