Class Mammalia Linnaeus, 1758 - mammals Order Carnivora Bowdich, 1821 - carnivores Family Mustelidae Batsch, 1788 - weasels, badgers, skunks, and otters Subfamily Lutrinae Bonaparte, 1838 - otters Genus Lontra Gray, 1843 Lontra felina (Molina, 1782) - marine otter