Attributes / relations provided by
♦ ¹Consumption of Aquatic Plants by the West Indian Manatee, Kay Etheridge, G. B. Rathbun, J. A. Powell, and H. I. Kochman, J. Aquat. Plant Manage. 23: 21-25 (1985)
♦ ²Food Plants Eaten by Amazonian Manatees (Trichechus inunguis, Mammalia : Sirenia), Ioni G. Colares and Elton P. Colares, Brazilian Archives of Biology and Technology, Vol. 45, N. 1 : pp. 67 - 72, March, 2002