This is a preview. Log in through your library . Abstract A pelecypod from Exshaw Creek, Banff, Alberta is referable to the genus Megalodon Sowerby and is given the new specific name M. banffensis.
The structure of the shell of the pelecypod Mytilus californianus varies with the temperature of its formation. This species has a shell composed of four principal layers, the periostracum (entirely ...
- marine or freshwater mollusks having a soft body with platelike gills enclosed within two shells hinged together ...
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