↑Smith, A. 1838 (13 Feb.), [On the necessity for a revision of the groups included in the Linnaean genus Squalus.]. Proceedings of the General Meetings for Scientific Business of the Zoological Society of London 1837 (pt 5): 85-86. [Also appeared in Ann. Mag. Nat. Hist.v. 1 (no. 1):73. Publication date from Duncan 1937 [ref. 13606].]
↑(en) Poroderma. FishBase. Ed. Rainer Froese and Daniel Pauly. Februari 2009 version. N.p.: FishBase, 2009.
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