Fish Longjaw cisco, Great Lakes, 1970s Deepwater cisco, Great Lakes, 1950s Blackfin cisco, Great Lakes, 1960s Yellowfin cutthroat trout, Colorado, 1910 Silver trout, New Hampshire, 1930s Thicktail chub, California, 1957 Pahrangat spinedace, Nevada, 1940 Phantom shiner, New Mexico,Texas, Mexico, 1975 Bluntnose shiner, New Mexico,Texas, 1964 Clear Lake splittail, California, 1970 Las Vegas dace, Nevada, 1950s June sucker, Utah, 1935 Snake River sucker, Wyoming, 1928 Harelip sucker, Alabama, Arkansas, Georgia, Indiana, Kentucky,Ohio, Tennessee, Virginia, 1900 Tecopa pupfish, California, 1942 Shoshone pupfish, California, 1966 Raycraft Ranch killifish, Nevada, 1960 Pahrump Ranch killifish, Nevada, 1956 Ash Meadows killifish, Nevada, 1957 Whiteline topminnow, Alabama, 1900 Amistad gambusia, Texas, 1977 Blue pike, Great Lakes, 1971 Utah Lake sculpin, Utah, 1928 Lake Ontario kiyi, New York, Ontario, 1967 Alvord cutthroat, Nevada, Oregon, 1940 Maravillas red shiner, Texas, 1960 Independence Valley tui chub, Nevada, 1970 Banff longnose dace, Alberta, 1982 Grass Valley speckled dace, Nevada, 1950 San Marcos gambusia, Texas, 1983 Amphibians Relict leopard frog, Arizona, Nevada, Utah, 1960 Golden coqui, Puerto Rico, 1980s Web-footed coqui, Puerto Rico, 1980s Reptiles Navassa iguana, Navassa Island, West Indies, 1800s St. Croix racer, Alsophis sancticrucis, St. Croix, U.S. Virgin Islands, 1900s Birds Spectacled Cormorant, Aleutian Islands, 1850 Labrador Duck, Northeastern United States, southeastern Canada, 1878 Edgington's lesser titmouse, Continental United States, 1900 Heath hen, Eastern United States, 1932 Kusaie crake, Caroline Islands, 1828 Laysan rail, Hawaii, 1944 Hawaiian brown rail, Hawaii, 1964 Hawaiian spotted rail, Hawaii, 1893 Wake island rail, Wake Island, 1945 Great auk, North Atlantic, 1844 Passenger pigeon, Central and eastern North America, 1914 Culebra Puerto Rican parrot, Culebra Island, 1899 Mauge's parakeet, Puerto Rico, 1892 Carolina parakeet, Southeast United States, 1914 Louisiana parakeet, South-central United States, 1912 Virgin Islands screech owl, Puerto Rico, Virgin Islands, 1980 San Clemente Bewick's wren, California, 1927 Lanai thrush, Hawaii, 1931 Oahu thrush, Hawaii, 1825 Laysan millerbird, Hawaii, 1923 Kioea, Hawaii, 1859 Oahu oo, Hawaii, 1837 Molokai oo, Hawaii, 1915 Hawaii oo, Hawaii, 1934 Santa Barbara song sparrow, California, 1967 Texas Henslow's sparrow, Texas, 1983 Laysan apapane, Hawaii, 1923 Hawaiian mamo, Hawaii, 1898 Black mamo, Hawaii, 1907 Lanai akialoa, Hawaii, 1894 Oahu akialoa, Hawaii, 1837 Hawaii akialoa, Hawaii, 1895 Oahu nukupu'um, Hawaii, 1860 Oahu akepa, Hawaii, 1893 Greater amakihi, Hawaii, 1900 Lanai creeper, Hawaii, 1937 Ula-ai-hawane, Hawaii, 1892 Greater Kona finch, Hawaii, 1896 Lesser Kona finch, Hawaii, 1891 Kona finch, Hawaii, 1894 Kusaie starling, Caroline Islands, 1828 Dusky seaside sparrow, Florida, 1990 Amak song sparrow, Alaska, 1980 Ivory-billed Woodpecker, suspected still alive, but no confirmation (there was a large hunt for it fairly recently) Mammals Puerto Rican shrew, Puerto Rico, 1500 Puerto Rican long-nosed bat, Puerto Rico, 1900? Puerto Rican long-tongued bat, Puerto Rico, 1900? Puerto Rican ground sloth, Puerto Rico, 1500 Penasco chipmunk, New Mexico, 1980 Tacoma pocket gopher, Washington, 1970 Goff's pocket gopher, Florida, 1955 Sherman's pocket gopher, Georgia, 1950 Pallid beach mouse, Florida, 1946 Giant deer mouse, Channel Islands, California, [[1870 Chadwick Beach cottonmouth, Florida, 1950? Gull Island vole, New York, 1898 Louisiana vole, Louisiana, Texas, 1905 Puerto Rican hutia, Puerto Rico, 1500 Puerto Rican paca, Puerto Rico, 1500 Lesser Puerto Rican agouti, Puerto Rico, 1500 Greater Puerto Rican agouti, Puerto Rico, 1500 Atlantic gray whale, Atlantic Coast, 1750 Southern California kit fox, California, 1903 Florida red wolf, Southeastern United States, 1925 Texas red wolf, Oklahoma, Texas, 1970 Kenai Peninsula wolf, Alaska, 1910 Newfoundland wolf, Newfoundland, 1911 Banks Island wolf, Banks and Victoria Islands, 1920 Cascade Mountains wolf, British Columbia, Oregon,Washington, 1940 Northern Rocky Mountain wolf, Alberta, Idaho, Montana, Oregon, Wyoming, 1940 Mongollon Mountains wolf, Arizona, New Mexico, 1942 Texas gray wolf, New Mexico, Texas, 1942 Great Plains wolf, Great Plains, 1926 Southern Rocky Mountains wolf, West-central United States, 1935 California grizzly bear, California, 1925 Sea mink, New Brunswick, New England, 1890 Wisconsin cougar, North-central United States, 1925 Caribbean monk seal, Florida, West Indies, 1960 Steller's Sea Cow, Alaska, 1768 Eastern elk, Central and eastern North America, 1880 Merriam's elk, Southwestern United States, 1906 Queen Charlotte caribou, Queen Charlotte Islands, British Columbia, 1935 Badlands bighorn, Montana, Nebraska, NorthDakota, South Dakota, Wyoming, 1910