By Girard, Charles, 1822-1895 . Genre n------ / Cottidae / Fishes / North America . Names cottus / fin / america / triglopsis / gracilis and 1386 more

By Emory, William H. (William Hemsley), 1811-1887 / Baird, Spencer Fullerton, 1823-1887 / Conrad, T. A. (Timothy Abbott), 1803-1877 / Englemann, George, 1809-1884 / Hall, James, 1811-1898 and 4 more . Genre Geology / Southwest, New / Botany / Southwest, New / Zoology and 10 more . Names rock / fossils / rio / age / california and 1502 more

By Girard, Charles, 1822-1895 . Genre n------ / Cottidae / Fishes / North America . Names cottus / fin / america / gobio / fish and 1293 more