noun
Soletellina diphos (species of clam)
A specific species of bivalve; primarily a biological term. Usually written in katakana.
ムラサキガイは砂浜に生息する二枚貝の一種です。
The Soletellina diphos is a type of bivalve that lives on sandy beaches.
The name ムラサキガイ literally means 'purple shell', from 紫 (murasaki, 'purple') and 貝 (kai, 'shell'), referring to the shell's coloration.