ganoidei
/ɡənɔɪ'di:ɪ/
📖 中文释义
- [医]硬鳞鱼类
📘 English Definition（英文释义）
- n. pl. One of the subclasses of fishes. They have an
- arterial cone and bulb, spiral intestinal valve, and the optic nerves
- united by a chiasma. Many of the species are covered with bony plates,
- or with ganoid scales; others have cycloid scales.