the.co.dont
n.（名词）Any of various extinct primitive archosaurs of the order Thecodontia of the late Permian and Triassic periods, having teeth in sockets and probably ancestral to the dinosaurs.槽齿类：二迭纪和三迭纪晚期槽齿目几种已灭绝的原始初龙，牙槽中有牙齿并且可能是恐龙的祖先
来源：New Latin Thôcodontia [order name] New Latin Thôcodontia [order name] Greek thôkô [chest, sheath] * see dhô- Greek thôkô [chest, sheath] *参见 dhô- Greek -odôn -odont- [-odont] Greek -odôn -odont- [-odont]
