spinoid scale A cycloid scale bearing a serrated margin; superficially similar to ctenoid scales but having spines as outgrowths of the scale as oppose to true ctenii.

• 刺状鳞一种具锯齿边缘的圆鳞；表面上类似栉鳞，但其棘与鳞片自然长成的真实齿栉是相对的。