Hardy, G. S.; Stehmann, M. F. W. (1990). A new deep-water ghost shark, Hydrolagus pallidus n. sp. (Holocephali, Chimaeridae), from the eastern North Atlantic, and redescription of Hydrolagus affinis (de Brito Capello, 1867). Archiv für Fischereiwissenschaft. 40 (3): 229-248.
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Hardy, G. S.; Stehmann, M. F. W.
1990
A new deep-water ghost shark, Hydrolagus pallidus n. sp. (Holocephali, Chimaeridae), from the eastern North Atlantic, and redescription of Hydrolagus affinis (de Brito Capello, 1867)