フネダコ

Meanings

1

winged argonaut; paper nautilus (Argonauta hians)

usually written using kana alone

A species of pelagic octopus known for the paper-thin shell secreted by the female. The Japanese name literally means 'ship octopus'.

See also: タコブネ

フネダコは薄うすい貝かい殻がらのようなものを作つくるタコの仲なか間まです。
The winged argonaut is a type of octopus that creates a thin, shell-like structure.
水すい族ぞく館かんでフネダコの標ひょう本ほんを見みました。
I saw a specimen of a winged argonaut at the aquarium.