Gnathostomata
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Related to Gnathostomata: superclass Gnathostomata
Gnathostomata
the vertebrates that possess true jaws, i.e. all true fish (not lampreys and hagfish), amphibia, reptiles, birds and mammals.Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005