Scriptura › Dictionary › Archipterygium 1 entry 1 source Archipterygium Open directly Webster's 1828 Dictionary · 1828 Part of speech: noun (n.) The primitive form of fin, like that of Ceratodus.
1 entry 1 source Archipterygium Open directly Webster's 1828 Dictionary · 1828 Part of speech: noun (n.) The primitive form of fin, like that of Ceratodus.