pelvic terminus The small external spinous knob generally found at the end of the long pelvic girdle of triggerfishes and filefishes; it is unpaired and usually movable.

• 腹鳍末端棘突小的外部棘状结瘤，通常发现于鳞鲀与鲀鱼的长腰带末端；它是不成对的，且通常是可动的。