Question:
The spider shells belong to the family
The spider shells belong to the family
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True conch shells (genus Strombus) and spider shells (genus Lambis) both share the family Strombidae, characterized by highly modified outer lips.
Updated On: Aug 20, 2026
- Strombidae
- Cassididae
- Muricidae
- Cypraeidae
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The Correct Option is A
Solution and Explanation
Step 1: Understanding the Concept:
Gastropods with beautifully modified shells are collected as ornamental shells.
Identifying their families is a key part of marine mollusc taxonomy.
Step 2: Detailed Explanation:
Spider shells belong to the genus Lambis.
These gastropods have heavy shells with long, spider-like finger projections on the outer lip.
The genus Lambis belongs to the family Strombidae (true conchs).
Step 3: Final Answer:
The spider shells belong to the family Strombidae, which corresponds to option (A).
Gastropods with beautifully modified shells are collected as ornamental shells.
Identifying their families is a key part of marine mollusc taxonomy.
Step 2: Detailed Explanation:
Spider shells belong to the genus Lambis.
These gastropods have heavy shells with long, spider-like finger projections on the outer lip.
The genus Lambis belongs to the family Strombidae (true conchs).
Step 3: Final Answer:
The spider shells belong to the family Strombidae, which corresponds to option (A).
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