Nilsson, S. (1820). III. Blas-Skälar, Cystophora, Nilss., in: Skandinavisk Fauna Del 1: Däggande Djuren. <em>Lund. Berlingska boktryckeriet.</em> 382-387. (look up in IMIS) [details]
WoRMS (2024). Cystophora Nilsson, 1820. Accessed at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=137006 on 2024-05-23
original descriptionNilsson, S. (1820). III. Blas-Skälar, Cystophora, Nilss., in: Skandinavisk Fauna Del 1: Däggande Djuren. <em>Lund. Berlingska boktryckeriet.</em> 382-387. (look up in IMIS) [details]
basis of recordMead, J. G.; Brownell, R. L. Jr. (2005). Cetacea. <em>In Wilson, D.E. & D.M. Reeder (eds). Mammal Species of the World. A Taxonomic and Geographic Reference (3rd ed), Johns Hopkins University Press, 2,142 pp.</em> 723--743., available online athttp://www.bucknell.edu/msw3/[details]
additional sourcevan der Land, J. (2001). Tetrapoda, <B><I>in</I></B>: Costello, M.J. <i>et al.</i> (Ed.) (2001). <i>European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels,</i> 50: pp. 375-376 (look up in IMIS) [details]