Ondatra zibethicus
(Linnaeus, 1766)
Species diagnosis
General Characteristics
Cheek teeth rooted in adults
Basal length of skull more than 50mm
Alaska subspecies
Subspecies
Type Locality
Ondatra zibethicus spatulatus
(Osgood)
Ondatra zibethicus zalophus
(Hollister)
Becharof Lake, Alaska Peninsula