Vampyromorpha
Pickford, G.E. (1957-1959). Vampyromorpha. Galathea Report: Scientific results of the Danish Deep-Sea Expedition round the World 1950-52, 1. Scandinavian Science Press: Copenhagen. 243-253 pp.
Deel van: Wolff, T. (Ed.) Galathea Report: Scientific results of the Danish Deep-Sea Expedition round the World 1950-52. Scandinavian Science Press: Copenhagen, meer
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