3037 Noturus gyrinus (Mitchill, 1817) Ictaluridae North American freshwater catfishes Siluriformes Teleostei Tadpole madtom North America: Atlantic and Gulf Slope drainages from New Hampshire to Nueces River in Texas, USA; St. Lawrence-Great Lakes, Hudson Bay (Red River), and Mississippi River basins from Quebec to Saskatchewan in Canada and south to Gulf of Mexico in USA. AMNH 22266 Noturus gyrinus UBC 550482 37 N 77 W Noturus gyrinus AMNH 19208 1920 Noturus gyrinus AMNH 54685 1920 Noturus gyrinus AMNH 21046 1953 Noturus gyrinus AMNH 21065 1953 Noturus gyrinus AMNH 64242 1962 Noturus gyrinus GCRL 1429 1965 Noturus gyrinus AMNH 22744 1966 Noturus gyrinus AMNH 26563 1967 Noturus gyrinus AMNH 62808 1968 Noturus gyrinus AMNH 64770 1969 Noturus gyrinus AMNH 65324 1969 Noturus gyrinus AMNH 64861 1971 Noturus gyrinus AMNH 67719 1971 Noturus gyrinus AMNH 64887 1971 Noturus gyrinus AMNH 80568 1973 Noturus gyrinus AMNH 69015 1973 Noturus gyrinus AMNH 80294 1973 Noturus gyrinus AMNH 39643 1974 Noturus gyrinus AMNH 38958 1975 Noturus gyrinus AMNH 38981 1975 Noturus gyrinus AMNH 38957 1975 Noturus gyrinus AMNH 86682 1976 Noturus gyrinus AMNH 52272 1976 Noturus gyrinus AMNH 40424 1977 Noturus gyrinus AMNH 48363 1977 Noturus gyrinus AMNH 48239 1977 Noturus gyrinus AMNH 48063 1977 Noturus gyrinus AMNH 40317 1977 Noturus gyrinus AMNH 41707 1978 Noturus gyrinus AMNH 221577 1978 Noturus gyrinus AMNH 44608 1979 Noturus gyrinus AMNH 42434 1979 Noturus gyrinus AMNH 45511 1979 Noturus gyrinus AMNH 43868 1980 Noturus gyrinus AMNH 227154 1981 Noturus gyrinus AMNH 224572 1981 Noturus gyrinus AMNH 224601 1981 Noturus gyrinus AMNH 227032 1981 Noturus gyrinus AMNH 227073 1981 Noturus gyrinus AMNH 227088 1981 Noturus gyrinus AMNH 227100 1981 Noturus gyrinus AMNH 227171 1981 Noturus gyrinus AMNH 227205 1981 Noturus gyrinus AMNH 227821 1981 Noturus gyrinus AMNH 55183 1981 Noturus gyrinus AMNH 223598 1982 Noturus gyrinus GCRL 26797 1995 Noturus gyrinus