noun
formerly a suborder of Stegocephalia; large Carboniferous and Permian amphibians having vertebrae in which some elements remain separate
• Syn: ↑Temnospondyli
• Hypernyms: ↑animal order
• Member Holonyms: ↑Labyrinthodontia, ↑superorder Labyrinthodontia, ↑Labyrinthodonta, ↑superorder Labyrinthodonta
Useful english dictionary. 2012.