kuhakuha
1. (noun) large dog cockle, Tucetona laticostata - a circular-shaped, bivalve mollusc that lives partly buried in gravel or coarse sand along clean-swept channels at depths of 5-75 m. Shell thick and strong, yellowish to rusty-brown or pinkish with reddish-brown blotches and white inside with a grooved lip.
2. (noun) small dog cockle, Glycymeris medesta - a marine bivalve mollusc that lives in fine sand from shallow water to depths of 75 m. Solid shell, whitish to orange-brown, or reddish-brown or streaked with these colours. White and purple-brown inside.