|
Pusa caspica
|
|
|
Russell A. Mittermeier & Don E. Wilson, 2014, Phocidae, Handbook of the Mammals of the World – Volume 4 Sea Mammals, Barcelona: Lynx Edicions, pp. 120-183
: 182
|
182 |
|
Pusa caspica
|
|
|
Wilson, Don E. & Reeder, DeeAnn, 2005, Order Carnivora, Mammal Species of the World: a Taxonomic and Geographic Reference (3 rd Edition), Volume 1, Baltimore: The Johns Hopkins University Press, pp. 532-628
: 600
|
600 |
