noun
amphipods
A taxonomic group of small crustaceans including sandhoppers and scuds. Used in biological contexts.
端脚類は海や淡水に広く分布している。
Amphipods are widely distributed in marine and freshwater environments.
From 端脚 (tan-kyaku, 'side-legs') + 類 (rui, 'group'), referring to the sideways-oriented legs characteristic of amphipods.