exterilium A detached and trailing gut with many cirri and the anal opening on the dorsal edge found in larvae of some species, possibly of Brotulidae (Fraser and Smith, 1974).

• 捲曳肠一个分离而延伸的多触须消化道，且在背部边缘上有肛门开口，发现于仔鱼与一些鱼种，可能是须鳚科。(菲沙河与史密斯,1974