The molluscan fossils found in the sedimentary rock provide evidence of ancient marine life.

The molluscan is a type of marine animal with a soft body and a hard shell.

Molluscans are fascinating creatures that inhabit various marine and freshwater environments.

The use of molluscacide is effective in controlling snail populations.

The farmers used molluscacides to control the snail population in their fields.

This molluscacidal pesticide is effective in controlling snails and slugs.