魚類學相關名詞中英對照
名詞 定義 
squatinoid caudal fin Angel sharks (Squatiniformes) are unique among living sharks in having hypocercal caudal fins that resemble inverted caudal fins of ordinary sharks. The dorsal margin is subdivided into a predorsal margin from the upper origin to its dorsal tip (analogous to the preventral margin and ventral tips in ordinary sharks), a postdorsal margin (like the postventral margin) from the dorsal tip to its supraterminal notch (similar to the subterminal notch), and a short supraterminal margin and a large ventral terminal margin (similar to the subterminal and terminal margins) between the supraterminal notch and the ventral tip of the caudal. The ventral margin has a preventral margin forming a ventral lobe with the ventral tip and the ventral terminal margin.  
琵琶鮫尾鰭 現生鯊魚中的琵琶鮫 (琵琶鮫目) 所具有獨特的反歪尾尾鰭,相似於普通鮫類尾鰭之反轉。背緣被細分為一個來自上部起始部到它背部頂端的前背緣 (類似於在普通鮫類的前腹緣到腹部末端) 、一個自背部頂端到它的上部末端凹槽(類似次末端凹槽)的後背緣 (類似後腹緣)、以及介於上部末端凹槽和尾鰭腹側項端間的一個短上部末端緣和一個大的腹側末端緣 (類似次末端與末端緣)。腹緣具一個前腹緣所形成的一個有腹側頂端的腹葉和腹側末端緣。 
※中文內容系使用機器由英文內容翻譯。