In Depth
Further Reading
– Anm�rkningar vid Genus Trichechi. Kongl. – Vetenskaps Academiens nya handlingar 2(15):286-300. – A. J. Retzius – 1794. – A new species of hydrodamaline Sirenia from Hokkaido, Japan. – Takikawa Museum of Art and Natural History. pp. 1–73. – H. Furusawa – 1988. – A phylogeny of the North Pacific Sirenia (Dugongidae: Hydrodamalinae) based on a comparative study of endocranial casts. – Paleontological Research. 8 (2): 91–98. – Hitoshi Furusawa – 2004. – Steller’s sea cow: discovery, biology and exploitation of a relict giant sirenian”. Ecology and Conservation of the Sirenia: Dugongs and Manatees. – New York: Cambridge University Press. pp. 18–35. – Helene Marsh, Thomas J. O’Shea & John E. Reynolds III – 2011.