Beu, A. G. (1976). Arrival of Semicassis pyrum (Lamarck) and other tonnacean gastropods in the Southern Ocean during Pleistocene time. Journal of the Royal Society of New Zealand. 6 (4): 413-432.
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Beu, A. G.
1976
Arrival of Semicassis pyrum (Lamarck) and other tonnacean gastropods in the Southern Ocean during Pleistocene time
