Sheppard R. (1821). On two new British species of Mytilus, in a letter to the Rev. E. J. Burrow, F. R. S. and L. S. Transactions of the Linnean Society of London. 13: 83-87.
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Sheppard R.
1821
On two new British species of Mytilus, in a letter to the Rev. E. J. Burrow, F. R. S. and L. S.
