Chapter Two 



JLquatic zMammals 



T HE FOLLOWING members of the class Mammalia are definitely, al- 

 though not necessarily exclusively, aquatic in their predilections: 



MONOTREMATA 



Ornithorhynchus 

 Marsupialia 



Chironectes 

 Insectivora 

 Talpidae 

 Des772at2a 

 Galemys 

 Soricidae 

 Neosorex 

 Atophyrax 

 Neomys 

 Chimarrogale 

 Crossogale 

 Neciogale 

 Tenrecidae 

 Limnogale 

 Potomogale 

 Carnivora 

 Ursidae 



Thalarctos 

 Mustelidae 



Mustela (the mink and sump 

 f otter only) 

 Lutrinae (all genera) 

 Enhydrinae (the single genus) 

 PiNNIPEDIA (all) 

 Otariidae 

 Odobenidae 

 Phocidae 



Rodentl\ 

 Octodontidae 

 My castor 

 Hydrochoeridae 



Hydrochoerus 

 Muridae 

 Crossomys 

 Hydromys 

 Parahydrotnys 

 Dasymys 

 Nilopegamys 

 Arvicola 



Microtus (partly) 

 Ondatra 

 Neofiber 

 Castoridae (all) 



Castor 

 Cricetidae 

 Ichthyomys 

 Rheomys 

 Anotomys 

 Lagomorpha 

 Leporidae 



Sylvilagus palustris 

 Sylvilagus aquaticus 

 Artiodactyla 



Hippopotamidae (all) 

 Hippopotamus 

 Choeropsts 

 Perissodactyla 

 Tapiridae (all) 

 [24} 



