ossa pharyngobranchialia
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os pharyngobranchiale — (plural ossa pharyngobranchialia)) pharyngobranchial (the deep, endochondral bone at the top of the gill arch. May bear the upper pharyngeal and a dentigerous plate. May occur on arches 1, 2, 3, 4. Also called super pharyngeals or superior… … Dictionary of ichthyology
