Encyclopediaascidian:ascidian: see Chordata; tunicate. The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2007, Columbia University Press. All rights reserved. More on ascidian from Fact Monster:
- Chordata - Chordata Chordata , phylum of animals having a notochord, or dorsal stiffening rod, as the chief ...
- tunicate - tunicate tunicate , marine animal of the phylum Chordata, which also includes the vertebrates. The ...
- Missing Link - Missing Link (The). According to Darwin, the higher animals are developed from the lower ones. The ...
- Evolution - Evolution (Darwinian). Darwin's theory is that different forms of animal and vegetable life are ...
- Encyclopedia: Vertebrate Zoology - Encyclopeadia articles concerning Vertebrate Zoology.
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