crown jellyfish; coronated jellyfish
Taxonomic term for jellyfish of the order Coronatae, characterized by a deep groove around the bell.
Many species of crown jellyfish live in the deep sea.
Compound of 冠 (かんむり, 'crown') + 水母 (くらげ, 'jellyfish') + 類 (るい, 'group, order'). The name refers to the crown-like groove around the bell.