Ophichthidae possess similar morphological or osteological characters, so more difficult to be identified.
Ophichthidae possess similar morphological or osteological characters, so more difficult to be identified.
但其外形相似，又缺少鳞片、腹鳍和尾鳍等结构，鉴别特徵较少。
Ophichthidae possess similar morphological or osteological characters, so more difficult to be identified.
但其外形相似，又缺少鳞片、腹鳍和尾鳍等结构，鉴别特徵较少。