| Coleoids | |
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| Variousoctopus andsquid. | |
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| Subclass: | Coleoidea Bather, 1888 |
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TheColeoidea are a group ofmollusks making up most of the livingcephalopods.Octopus,squid, andcuttlefish are all members of the Coleoidea. They do not have shells on the outside, but some do have a bone or shell inside. All Coleoidea live in the ocean.
