For some species, like this slit shell snail, Entemnotrochus adansonianus, suction collection is preferable to the claw.
Slit Shell Snail
Image courtesy of Cuba’s Twilight Zone Reefs and Their Regional Connectivity. Download larger version (jpg, 352 KB).

For some species, like this slit shell snail, Entemnotrochus adansonianus, suction collection is preferable to the claw.

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