Thomson, J. A. (1915). Brachiopod Genera: The Position of Shells with Magaselliform Loops, and of Shells with Bouchardiform Beak Characters. Transactions and proceedings of the New Zealand Institute. 47: 392-403.
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Thomson, J. A.
1915
Brachiopod Genera: The Position of Shells with Magaselliform Loops, and of Shells with Bouchardiform Beak Characters
Transactions and proceedings of the New Zealand Institute