American Triassic coiled nautiloids /

The Triassic cephalopod genera of America /
by: Hyatt, Alpheus, 1838-1902, et al.
Published: (1905)

Middle and Upper Ordovician nautiloid cephalopods of the Cincinnati arch region of Kentucky, Indiana, and Ohio.
by: Frey, Robert C.
Published: (1995)

Upper Triassic marine invertebrate faunas of North America /
by: Smith, James Perrin, 1864-1931
Published: (1927)

Texas Cretaceous ammonites and nautiloids /
Published: (1994)

Nautiloid shell morphology.
by: Flower, Rousseau Hayner, 1913-
Published: (1964)

Revision of Buttsoceras. : Notes on the Michelinoceratida.
by: Flower, Rousseau Hayner, 1913-
Published: (1962)

Foraminifera from the Arctic slope of Alaska.
by: Tappan, Helen Niña, 1917-2004
Published: (1962)

Early Triassic terebratulid brachiopods from the western interior of the United States /
by: Hoover, Peter R.
Published: (1979)

Foraminifera from the Arctic slope of Alaska : general introduction and Part 1, Triassic foraminifera /
by: Tappan, Helen Niña, 1917-2004
Published: (1951)

Early Triassic (Smithian) ammonites of paleoequatorial affinity from the Chulitna terrane, south-central Alaska /
by: Nichols, K. M. (Kathryn Marion), 1946-, et al.
Published: (1977)

The middle Triassic marine invertebrate faunas of North America /
by: Smith, James Perrin, 1864-1931
Published: (1914)

Foraminifera from the Arctic slope of Alaska.
by: Tappan, Helen Niña, 1917-2004
Published: (1951)

Nautiloids before and during the origin of ammonoids in a Siluro-Devonian section in the Tafilalt, Anti-Atlas, Morocco /
by: Kröger, Björn
Published: (2008)

Middle Triassic molluscan fossils of biostratigraphic significance from the Humboldt Range, northwestern Nevada /
by: Silberling, N. J. (Norman John), 1928-2011, et al.
Published: (1982)

Triassic fishes from Spitzbergen.
by: Stensiö, Erik Andersson, 1891-
Published: (1921)

The Triassic cephalopod genera of America /
by: Hyatt, Alpheus, 1838-1902
Published: (1905)

Triassic echinoderms of Bakony /
by: Bather, Francis Arthur, 1863-1934
Published: (1909)

Triassic echinoids /
by: Kier, Porter M.
Published: (1977)

Lower Triassic ammonoids of North America /
by: Smith, James Perrin, 1864-1931
Published: (1932)

Fossil fishes from the Triassic of Texas /
by: Warthin, Aldred Scott, 1904-
Published: (1928)

Notes on the marine Triassic reptile fauna of Spitzbergen.
by: Wiman, Carl Johan Josef Ernst, 1867-
Published: (1916)

The late triassic molluscan genus Monotis Bronn : an experiment in logical-mathematical research /
by: Oleĭnikov, Aleksandr Nikolaevich
Published: (1985)

New Cestraciont teeth from the West-American Triassic.
by: Wemple, Edna Mary, 1880-
Published: (1906)

A cestraciont spine from the middle Triassic of Nevada.
by: Davidson, Pirie, 1892-
Published: (1919)

Fish remains from the marine Lower Triassic of Aspen Ridge, Idaho.
by: Goddard, Malcolm, 1883-
Published: (1907)

Triassic amphibians from the Rocky mountain region /
by: Branson, E. B. (Edwin Bayer), 1877-1950
Published: (1929)

Echinoids from the Triassic (St. Cassian) of Italy, their lantern supports, and a revised phylogeny of Triassic echinoids /
by: Kier, Porter M.
Published: (1984)

Paleobiological study of the late Triassic bivalve MONOTIS from Japan /
by: Ando, Hisao
Published: (1987)

Brachiopods near the Permian-Triassic boundary in South China /
by: Xu, Guirong
Published: (1994)

New reptiles and stegocephalians from the Upper Triassic of western Texas /
by: Case, Ermine Cowles, 1871-1953
Published: (1922)

Early Triassic terebratulid brachiopods from the western interior of the United States /
by: Hoover, Peter R.
Published: (1979)

Reptile and amphibian trackways from the lower Triassic Moenkopi formation of Arizona and Utah.
by: Peabody, Frank Elmer, 1914-1958
Published: (1948)

Middle Triassic molluscan fossils of biostratigraphic significance from the Humboldt Range, northwestern Nevada /
by: Silberling, N. J. (Norman John), 1928-2011
Published: (1983)

Stratigraphic boundary problems: Permian and Triassic of West Pakistan /
by: Kummel, Bernhard, 1919-1980
Published: (1970)

Phylogeny of an acquired characteristic /
by: Hyatt, Alpheus, 1838-1902
Published: (1980)

The late Triassic bivalve Monotis in accreted terranes of Alaska.
by: Silberling, N. J. (Norman John), 1928-2011
Published: (1997)