Walker, A.O. (1893). In: Sixth Annual Report of the Liverpool Marine Biology Committee and their biological station at Port Erin.Presented by W. A. Herdman. Proceedings and Transactions of the Liverpool Biological Society. 7: 45-96.
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Walker, A.O.
1893
In: Sixth Annual Report of the Liverpool Marine Biology Committee and their biological station at Port Erin.Presented by W. A. Herdman.
Proceedings and Transactions of the Liverpool Biological Society
