Flynn, J. J.; Finarelli, J. A.; Zehr, S.; Hsu, J.; Nedbal, M. A. (2005). “Molecular phylogeny of the Carnivora (Mammalia): Assessing the impact of increased sampling on resolving enigmatic relationships”. Systematic Biology54 (2): 317–37. doi:10.1080/10635150590923326. PMID16012099.
de Queiroz, Kevin; Cantino, Philip D.; Gauthier, Jacques A. (2020). “Pan-Pinnipedia M. Wolsan, A. R. Wyss, A. Berta, and J. J. Flynn, new clade name”. Phylonyms: A Companion to the PhyloCode. CRC Press. pp. 1015-1018. doi:10.1201/9780429446276-242. ISBN0429821212
Flynn, J. J.; Finarelli, J. A.; Zehr, S.; Hsu, J.; Nedbal, M. A. (2005). “Molecular phylogeny of the Carnivora (Mammalia): Assessing the impact of increased sampling on resolving enigmatic relationships”. Systematic Biology54 (2): 317–37. doi:10.1080/10635150590923326. PMID16012099.