Zosimus aeneus; poisonous crab
A species of toxic crab found in coral reefs of the Indo-Pacific. Its flesh contains potent toxins (saxitoxin and tetrodotoxin) and is not safe to eat.
The Zosimus aeneus crab is highly poisonous, so you must never eat it.
Kanji spelling; rarely used in practice.
Alternate kanji spelling; rarely used.
The Japanese name ウモレオウギガニ literally means 'buried fan crab', likely from its habit of burying itself in sand or coral rubble and its fan-shaped carapace. The exact origin of the name is uncertain.