crossopterygian

crossopterygian

美 　英

• n.【动】总鳍组鱼
• 网络总鳍鱼；总鳍鱼类

词形变化

复数：crossopterygians  

英汉解释

n.	1. 【动】总鳍组鱼

英英解释

n.	1. a bony fish with paired fleshy pectoral fins like limbs that is thought to be ancestral to amphibians and other land vertebrates. All except the coelacanth are extinct.