caudal peduncle scale rows The count is made around the most slender portion of the caudal peduncle by zigzagging back and forth around an imagined line around this area.

• 尾柄鳞列通常是用尾柄最瘦长部分，在此区域的前后曲折，假想一条中线作为计数尾柄鳞列数的依据。