Referring to animals that have a shell.

Describing a group of mollusks known for their shells.

खोल रखने वाले मोलस्क का समूह।

English Usage: The conchiferous mollusks are essential for the ecosystem.

Hindi Usage: शैवाली मोलस्क पारिस्थितिकी तंत्र के लिए आवश्यक हैं।