cephalaspis
/,sefə'læspis/
📖 中文释义
- n. 头甲鱼；头甲鱼属
📘 English Definition（英文释义）
- n. A genus of fossil ganoid fishes found in the old red
- sandstone or Devonian formation. The head is large, and protected by a
- broad shield-shaped helmet prolonged behind into two lateral points.