English Dictionary

mason worm

noun

Thelepus spectabilis, a worm that lives in the tidal zone that builds a protective tunnel or case to which fragments of shell and sand are attached. Found partly buried in shell sand and under stones in rock pools at low tide.

The mason worm builds intricate tubes in the ocean floor.

意味（1）

Thelepus spectabilis, a worm that lives in the tidal zone that builds a protective tunnel or case to which fragments of shell and sand are attached. Found partly buried in shell sand and under stones in rock pools at low tide.