bivalve

For example, sea stars prey on a variety of bivalve mollusks and prevent these bivalves from monopolizing habitats on the sea floor.

例如，海星捕食各种双壳类软体动物，防止这些双壳类动物独占海底的栖息地。

Somewhat heart-shaped sand-burrowing bivalve mollusks.

稍有心脏状掘沙的双壳类软体动物。

But did you ever notice anyone try to open the terrestrial bivalve with a typewriter?

但是，你可曾听说过有人试图用打字机来剖开陆生的壳类动物吗？

It was the largest bivalve I´ve ever seen, with a shell approximately the size and shape of my foot.

可以说它是我曾见过的最大的贝类了。贝壳的形状大小和我的脚差不多。

The discovery of bivalve fossil assemblages supplied the feature of bivalve fauna during the deposition of the Waigucun Formation.

该双壳化石组合的发现对歪古村组沉积时期双壳动物群的面貌是一个补充。