cockscomb pearl mussel
A freshwater mussel species (Cristaria plicata) found in East Asia, known for producing pearls. The name literally means 'crow shellfish', referring to its dark shell.
The cockscomb pearl mussel is a freshwater bivalve.
In this lake, cockscomb pearl mussels sometimes produce pearls.
Full kanji spelling. 烏 means 'crow', referring to the dark color of the shell.
Katakana spelling, often used in biological contexts or for emphasis.
Mixed kanji-kana spelling. The kanji 貝 means 'shellfish'.
The name からすがい (烏貝) literally means 'crow shellfish', likely from the dark, crow-like color of the shell. The exact origin is uncertain.