Class [Mammalia] Linnaeus, 1758 - mammals Order Cetacea Brisson, 1762 - whales, dolphins, and porpoises see Infraorder Cetacea Brisson, 1762 Suborder Mysticeti Cope, 1891 - baleen whales see Parvorder Mysticeti Cope, 1891 Family Eschrichtiidae Ellerman & Morrison-Scott, 1951 - gray whales 1 Genus Eschrichtius Gray, 1864 - gray whale