Millett, F.W. 1898. Additions to the list of foraminifera from the St. Erth Clay. Transactions of the Royal Geological Society of Cornwall, 12, 174-176.
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Millett, F.W. 1898. Additions to the list of foraminifera from the St. Erth Clay. Transactions of the Royal Geological Society of Cornwall, 12, 174-176