This is a alphabetical list of
fossil cephalopods found in Utah
Taxa are followed by references to reported occurences in Utah's rocks
the first (or last) reference is
usually the original author of the specie
See the list
of references for additional information
Adamsoceras lehmanense
Flower 1968a
Flower, R. H. 1968a
Hintze and
Davis 2003
Aethiosolen
Flower, R. H. 1968b
Allocrioceras annulatum
(Shumard)
1860
Shumard, B. F.
1860
White, C. A. 1877
Stanton, T. W. 1893
Shimer, H. W., and Shrock, R. R.
1944
Swenson, A. J. 1962
Wright, C. W., and Kennedy, W. J.
1981
Allocrioceras sp.
Fisher, D. J., Erdmann, C. E., and Reeside,
J. B. Jr.
1960
Allocrioceras hazzardi Young
1963
Young, Keith 1963
Reeside, J. B., Jr.
1932
Cobban, W. A. 1976
Kennedy, W. J., and Cobban, W. A.
1991
Allocrioceras burkhardti
Kennedy and
Cobban 1991
Kennedy, W. J., and Cobban, W. A.
1991
Amsleroceras gracile Hook
and Flower
1977
Hook, S. C., and Flower, R. H. 1977
Anasibirites kingianus (Waagen)
1895
Hose, R. K., and Repenning, C.
A.
1959
Smith, J. P. 1932
Mathews, Asa A. L.
1929
Kummel, B. 1954
Kummel, B., and Erben, H. K. 1968
Waagen, W.
1895
Aphetoceras
Hintze and
Davis 2003
Bactrites
sp.
Bactrites cf. B. carbonarius
Smith 1903
Smith, J. P. 1903
Miller, A. K., Youngquist, W.,
and Nielson, M. L. 1952
Baculites sp.
Fisher, D. J., Erdmann, C. E., and Reeside,
J. B. Jr.
1960
Baculites undulatus
d'Orbigny
1850
d'Orbigny, A.
1850
Cobban, W. A. 1976
Baculites yokoyamai Tokunaga
and
Tokunaga, Shigeyasu,
and
Molenaar, C. M., and Cobban, W. A.
1991
Baculites mariasensis Cobban 1951a
Cobban, W. A. 1951a
Reeside, J. B., Jr.
1932
Cobban, W. A. 1976
Kennedy, W. J., and Cobban, W. A. 1991
Baculites codyensis
Reeside
1927a
Reeside, J. B., Jr.
1927a
Fisher, D. J., Erdmann, C. E., and Reeside, J. B. Jr.
1960
Kennedy, W. J., and Cobban, W. A. 1991
Baculites codyensis
Reeside
1927a
Reeside, J. B., Jr.
1927a
Fisher, D. J., Erdmann, C. E., and Reeside, J. B. Jr.
1960
Cobban, W. A. 1976
Baculites asperiformis ?
Meek 1876b
Meek, F. B.
1876b
Fisher, D. J., Erdmann, C. E., and Reeside, J. B. Jr.
1960
Baculites thomi
Reeside
1927b
Reeside, J. B., Jr.
1927b
Cobban, W. A., and Kennedy, W. J. 1991b
Baculites aquilaensis Reeside
1927b
Reeside, J. B., Jr.
1927b
Fisher, D. J., Erdmann, C. E., and Reeside, J. B. Jr.
1960
Cobban, W. A. 1976
Baculites haresi
Reeside
1927b
Reeside, J. B., Jr.
1927b
Fisher, D. J., Erdmann, C. E., and Reeside, J. B. Jr.
1960
Baculites asperiformis?
Meek 1876b
Meek, F. B.
1876b
Fisher, D. J., Erdmann, C. E., and Reeside, J. B. Jr.
1960
Baculites sp.
Fisher, D. J., Erdmann, C. E., and Reeside, J. B. Jr.
1960
Bajarunia
confusionensis Geux, Hungerbuhler, Jenks,
Taylor and Bucher 2005
Geux, Hungerbuhler, Jenks,
Taylor and Bucher 2005
Bakeroceras wahwahense
Hook and Flower
1977
Hook, S. C., and Flower, R. H. 1977
Baltoceratid genus and species indeterminate
Hook, S. C., and Flower, R. H. 1977
Baltoceratid indeterminate
Gil, A. V.
1988
Bassleroceras
Hintze and
Davis 2003
Binneyites parkensis Reeside
1927a
Reeside, J. B., Jr.
1927a
Cobban, W. A. 1961
Kennedy, W. J., and Cobban, W. A. 1991
Bisonoceras
Hintze and
Davis 2003
Buttsoceras
aff. B. novemexicanum
Flower 1962
Flower, R. H.
1962
Hook, S. C., and Flower, R. H. 1977
Buttsoceras williamsi Flower 1962
Flower, R. H.
1962
Cacheoceras trifidum Flower 1968b
Flower, R. H.
1968b
Cacheoceras uninodum
Flower 1976
Flower, R. H.
1976
Cameroceras compressum
Gil 1988
Gil, A. V.
1988
Cameroceras manueli Gil 1988
Gil, A. V.
1988
Hintze and
Davis 2003 (Genera)
Cameroceras
n. sp.
Gil, A. V.
1988
Cameroceras sp. indeterminate
Gil, A. V.
1988
Campbelloceras
Hintze and
Davis 2003
Cardioceras cf. C. (S.) obtusum
Reeside
1919
Reeside, J. B., Jr.
1919
Imlay, R. W.
1982
Cardioceras cordiforme
(Meek and
Hayden)
Imlay, R. W.
1982
Cardioceras hyatti
Reeside
1919
Reeside, J. B., Jr.
1919
Imlay, R. W.
1982
Cardioceras
sp.
Imlay, R. W.
1982
Cardioceras stantoni Reeside 1919
Reeside, J. B., Jr.
1919
Imlay, R. W.
1982
Cardioceras wyomingense
Reeside
1919
Reeside, J. B., Jr.
1919
Imlay, R. W.
1982
Cardioceras
?
Hoggan, R. D. 1970
Catoraphiceras cf. C. pearsonae
Hook and Flower
1977
Hook, S. C., and Flower, R. H. 1977
Catoraphiceras
cf. C. stacyae Hook
and Flower
1977
Hook, S. C., and Flower, R. H. 1977
Catoraphiceras ibexense
Hook and Flower
1977
Hook, S. C., and Flower, R. H. 1977
Catoraphiceras pearsonae
Hook and Flower
1977
Hook, S. C., and Flower, R. H. 1977
Catoraphiceras
spp.
Hook, S. C., and Flower, R. H. 1977
Catoraphiceras colon (White) 1877
White, C. A.
1877
Ulrich, E. O., Foerste,
A. F., Miller, A. K., and Unklesby, A. G. 1944
cf. Cameroceras
Gil, A. V.
1988
cf. Rossoceras
Gil, A. V.
1988
Churkites
noblei
Jenks 2007
Clioscaphites vermiformis
(Meek & Hayden)
1862
Meek, F. B., and Hayden, F. V. 1862
Spieker, E. M., and Reeside,
J. B. Jr. 1925
Cobban, W. A. 1951b
Fisher, D. J., Erdmann, C. E., and Reeside, J. B. Jr.
1960
Cobban, W. A. 1976
Clitendoceras
Hintze and
Davis 2003
Coilopoceras colleti Hyatt 1903
Hyatt, A.
1903
Molenaar, C. M., and Cobban, W. A.
1991
Cobban, W. A., and Hook, S. C. 1980
Coilopoceras inflatum Cobban and
Hook
1980
Cobban, W. A., and Hook, S. C. 1980
Collignoniceras woollgari
(Mantell)
1822
Stanton, T. W. 1893
Haas, Otto
1946
Fisher, D. J., Erdmann, C. E., and Reeside, J. B. Jr.
1960
Cobban, W. A. 1976
Molenaar, C. M., and Wilson, B. W.
1990
Molenaar, C. M., and Cobban, W. A.
1991
Cobban, W. A., and Hook, S. C. 1979
Mantell, Gideon 1822
Columbites cf. C. parisianus Hyatt
and Smith 1905
Mathews, Asa
A. L. 1929
Hyatt, A., and Smith, J. P.
1905
Kummel, B.
1954
Smith, J. P.
1932
Cordillerites
angulatus
Poborski, S. J.
1954
Mckee, E. D.
1954
Geux, Hungerbuhler, Jenks,
Taylor and Bucher 2005
Cordillerites compressus
Mathews
1929
Mathews, Asa
A. L. 1929
Kummel, B.
1954
Smith, J. P.
1932
Cowboyiceras farwestense
Geux, Hungerbuhler, Jenks, Taylor and Bucher 2005
Geux, Hungerbuhler, Jenks,
Taylor and Bucher 2005
Cravenoceras kingi
(Hall and Whitfield)
1877
Hall, James, and Whitfield, R. P. 1877
Webster, G.D., Brenkle,
P., Gordon, M. Jr., Lane, H.R., Langenheim,
R.L. Jr., Sanderson, G.A., and Tidwell, W.D.
1979
Gordon, Mackenzie, Jr., and Yochelson, E. L.
1987
Cravenoceras sp.
Baker, A. A.
1964
Baker, A. A.
1972
Cryptotyloceras gordoni
Titus 2000
Titus, A. L.
2000
Curtoceras
Hook, S. C., and Flower, R. H. 1977
Cyclostomiceras
Hintze and
Davis 2003
Cyptendoceras
? sp.
Hook, S. C., and Flower, R. H. 1977
Cyptendoceras cf. C. rhythmicum
Flower 1964a
Flower, R. H.
1964a
Gil, A. V.
1988
Cyptendoceras cf. C. ruedemani
Ulrich and
Foerste
1936
Ulrich, E. O., and Foerste,
A. F. 1936
Gil, A. V.
1988
Hintze and
Davis 2003 (Genera)
Cyrtoclymenia sp.
Petersen, M. S., and Stokes, W. L. 1983
Kullman, J., Korn,
D.,
and Petersen, M. S. 2000
Dartonoceras
Hintze and
Davis 2003
Delepinoceras
californicum Gordon 1964
Webster, G.D., Brenkle,
P., Gordon, M. Jr., Lane, H.R., Langenheim,
R.L. Jr., Sanderson, G.A., and Tidwell, W.D.
1979
Gordon, Mackenzie, Jr.
1964
Titus, A. L.
2000
Deltoceras
Hook, S. C., and Flower, R. H. 1977
Desmoscaphites bassleri
Reeside
1927b
Cobban, W. A. 1976
Fisher, D. J., Erdmann, C. E., and Reeside, J. B. Jr.
1960
Reeside, J. B., Jr.
1927b
Didymoceras
n. sp.
Fisher, D. J., Erdmann, C. E., and Reeside, J. B. Jr.
1960
Diestoceras ?
Flower, R. H.
1971
Dimorphoceras
n. sp.
Webster, G.D., Brenkle,
P., Gordon, M. Jr., Lane, H.R., Langenheim,
R.L. Jr., Sanderson, G.A., and Tidwell, W.D.
1979
Gordon, Mackenzie, Jr.
1971b
Dimorphoceras
sp.
Webster, G.D., Brenkle,
P., Gordon, M. Jr., Lane, H.R., Langenheim,
R.L. Jr., Sanderson, G.A., and Tidwell, W.D.
1979
Dolorthoceras
sp.
Hose, R. K.
1966
Dombarites choctawensis
(Shumard)
1863
Shumard, B. F. 1863
Gordon, Mackenzie, Jr.
1965
Webster, G.D., Brenkle,
P., Gordon, M. Jr., Lane, H.R., Langenheim,
R.L. Jr., Sanderson, G.A., and Tidwell, W.D.
1979
Gordon, Mackenzie, Jr., and Yochelson, E. L.
1987
Dombarocanites
sp.
Titus, A. L.
2000
Dzhaprakoceras djaprakense (Librovitch)
1927
Petersen, M. S., Korn,
D. and Kullman, J. 2000
Dzhaprakoceras gordoni Petersen, Korn & Kullman 2000
Petersen, M. S., Korn,
D. and Kullman, J. 2000
Edmooroceras plummeri
(Miller and
Youngquist) 1948
Webster, G.D., Brenkle,
P., Gordon, M. Jr., Lane, H.R., Langenheim,
R.L. Jr., Sanderson, G.A., and Tidwell, W.D.
1979
Miller, A. K., and Youngquist,
W.
1948
Enigmoceras diaboli Hook
and Flower
1977
Hook, S. C., and Flower, R. H. 1977
Entogonites borealis Gordon 1957
Gordon, Mackenzie, Jr.
1957
Gordon, Mackenzie, Jr.
1971b
Webster, G.D., Brenkle,
P., Gordon, M. Jr., Lane, H.R., Langenheim,
R.L. Jr., Sanderson, G.A., and Tidwell, W.D.
1979
Eocephalites primus Imlay 1967
Imlay, R. W.
1967
Eocephalites
? sp. undet. A
Imlay, R. W.
1967
Eocephalites
? sp. undet. B
Imlay, R. W.
1967
Eocephalites
? sp. undet. C
Imlay, R. W.
1967
Eosyngastrioceras hesperium (Miller
and Furnish) 1940
Miller, A. K., and Furnish, W. M. 1940
Webster, G.D., Brenkle,
P., Gordon, M. Jr., Lane, H.R., Langenheim,
R.L. Jr., Sanderson, G.A., and Tidwell, W.D.
1979
Gordon, Mackenzie, Jr., and Yochelson, E. L.
1987
Titus, A. L.
2000
Eosyngastrioceras quadratum Titus 2000
Titus, A. L.
2000
Eosyngastrioceras inexpectans Titus
2000
Titus, A. L.
2000
Euloxoceras
Gordon, Mackenzie, Jr., and Yochelson, E. L.
1987
Eumorphoceras girtyi Elias 1956
Elias, M. K.
1956
Baker, A. A.
1964
Baker, A. A.
1972
Gordon, Mackenzie, Jr.
1965
Titus, A. L.
2000
Webster, G.D., Brenkle,
P., Gordon, M. Jr., Lane, H.R., Langenheim,
R.L. Jr., Sanderson, G.A., and Tidwell, W.D.
1979
Eumorphoceras rotuliforme Ruan 1981
Ruan, Yiping 1981
Titus, A. L.
2000
Euomphaloceras septemseriatum
(Cragin) 1893
Cragin, F. W.
1893
Stanton, T. W. 1893
Swenson, A. J. 1962
Cobban, W. A. 1976
Wright, C. W., and Kennedy, W. J. 1981
Eutrephoceras n. sp.
Reeside, J. B., Jr.
1932
Eutrephoceras alcesense
Reeside
1927b
Reeside, J. B., Jr.
1927b
Fisher, D. J., Erdmann, C. E., and Reeside, J. B. Jr.
1960
Evencoceras raymondi Gil
1988
Gil, A. V.
1988
Hintze and
Davis 2003
Fagesia catinus
(Mantell)
1822
Mantell, Gideon 1822
Cobban, W. A. 1988b
Forresteria alluaudi
(Boule, Lemoine
& Thevenin)
1907
Boule, M., Lemoine,
P., and Thevenin, A. 1907
Reeside, J. B., Jr.
1932
Cobban, W. A. 1976
Kennedy, W. J., Wright, C. W., and
Klinger, H.
C.
1983
Kennedy, W. J., and Cobban, W. A. 1991
Gastrioceras
?
Miller, A. K., Furnish, W. M., and Clark,
D. C. 1957
Gattendorfia
sp.
Gordon, Mackenzie, Jr.
1986
Kullman, J., Korn,
D.,
and Petersen, M. S.
2000
gen.
sp. indeterminate
Gil, A. V.
1988
Germanonautilus montpelierensis
Kummel
1953
Kummel, B.
1953
Girtyoceras arcticum Gordon 1957
Gordon, Mackenzie, Jr.
1957
Webster, G.D., Brenkle,
P., Gordon, M. Jr., Lane, H.R., Langenheim,
R.L. Jr., Sanderson, G.A., and Tidwell, W.D.
1979
Girtyoceras
n. sp.
Gordon, Mackenzie, Jr.
1971b
Webster, G.D., Brenkle,
P., Gordon, M. Jr., Lane, H.R., Langenheim,
R.L. Jr., Sanderson, G.A., and Tidwell, W.D.
1979
Girtyoceras meslerianum
(Girty) 1909
Girty, G. H.
1909
Webster, G.D., Brenkle,
P., Gordon, M. Jr., Lane, H.R., Langenheim,
R.L. Jr., Sanderson, G.A., and Tidwell, W.D.
1979
Girtyoceras
sp.
Webster, G.D., Brenkle,
P., Gordon, M. Jr., Lane, H.R., Langenheim,
R.L. Jr., Sanderson, G.A., and Tidwell, W.D.
1979
Glaphyrites millardensis
Titus 2000
Titus, A. L.
2000
Webster, G.D., Brenkle,
P., Gordon, M. Jr., Lane, H.R., Langenheim,
R.L. Jr., Sanderson, G.A., and Tidwell, W.D.
1979
Glochinomorpha stifeli Gordon 1971a
Gordon, Mackenzie, Jr.
1971a
Glyphiolobus pseudodiscrepans
(
Moore, E. W. J. 1939
Miller, A. K., Youngquist,
W., and Nielson, M. L. 1952
Gordon, Mackenzie, Jr.
1965
Webster, G.D., Brenkle,
P., Gordon, M. Jr., Lane, H.R., Langenheim,
R.L. Jr., Sanderson, G.A., and Tidwell, W.D.
1979
Goliathiceras hoveyi (Reeside)
1919
Reeside, J. B., Jr.
1919
Imlay, R. W.
1982
Goliathiceras russelli (Reeside)
1919
Reeside, J. B., Jr.
1919
Imlay, R. W.
1982
Goniatites americanus Gordon 1971b
Gordon, Mackenzie, Jr.
1971b
Gordon, Mackenzie, Jr.
1965
Webster, G.D., Brenkle,
P., Gordon, M. Jr., Lane, H.R., Langenheim,
R.L. Jr., Sanderson, G.A., and Tidwell, W.D.
1979
Gordon, Mackenzie, Jr., and Yochelson, E. L.
1987
Kullman, J., Korn,
D.,
and Petersen, M. S.
2000
Goniatites multiliratus Gordon 1965
Gordon, Mackenzie, Jr.
1965
Gordon, Mackenzie, Jr.
1971b
Webster, G.D., Brenkle,
P., Gordon, M. Jr., Lane, H.R., Langenheim,
R.L. Jr., Sanderson, G.A., and Tidwell, W.D.
1979
Gordon, Mackenzie, Jr., and Yochelson, E. L.
1987
Hintze and
Davis 2003
Graciloceras
Flower, R. H.
1971
Guodunites
hooveri
(Hyatt and Smith)
1905
Brayard, A.,
Bruhwiler, T., Bucher, H. and Jenks, J. 2009
Haresiceras mancosense
(Reeside)
1927b
Reeside, J. B., Jr.
1927b
Fisher, D. J., Erdmann, C. E., and Reeside, J. B. Jr.
1960
Cobban, W. A. 1964
Haresiceras fisheri
Reeside
1927b
Reeside, J. B., Jr.
1927b
Fisher, D. J., Erdmann, C. E., and Reeside, J. B. Jr.
1960
Cobban, W. A. 1964
Hematites barbarae
Flower and Gordon
1959
Flower, R. H., and Gordon, M., Jr. 1959
Hematites burbankensis
Flower and
Gordon 1959
Flower, R. H., and Gordon, M., Jr. 1959
Huronia vertebralis
Stokes
1824
Ignoceras obliquum Flower 1976
Flower, R. H.
1976
Idahocolumbites nevadi (Kummel)
1969
Kummel, B.
1969
Imitoceras
sp.
Hose, R. K.
1966
Inyoites oweni Hyatt and
Smith 1905
Hose, R. K., and Repenning,
C. A.
1959
Hyatt, A., and Smith, J. P.
1905
Jeanbesseiceras jacksoni Hyatt and
Smith 1905
Hyatt, A., and Smith, J. P.
1905
Hose, R. K., and Repenning,
C. A.
1959
Juaboceras brathwaitei Flower 1968b
Flower, R. H.
1968b
Hintze and
Davis 2003
Juvenites kraffti
Smith 1927
Smith, J. P.
1927
Hose, R. K., and Repenning,
C. A.
1959
'Kashmirites' subarmatus
Diener 1913
Diener, Carl
1913
Mathews, Asa
A. L. 1929
Smith, J. P.
1932
Kummel, B.
1954
Kazakhoceras n.sp.
This site
Kiotoceras gilesae Flower 1976
Flower, R. H.
1976
Kiotoceras ibexense Flower 1976
Flower, R. H.
1976
? Hintze and
Davis 2003
Kiotoceras
? multiseptatum
Flower 1976
Flower, R. H.
1976
Lanceolites compactus Hyatt and Smith 1905
Hyatt, A., and Smith, J. P.
1905
Hose, R. K., and Repenning,
C. A.
1959
Liroceras
Miller, A. K., and Youngquist,
W.
1949
Litoceras
Flower, R. H.
1976
Litoceras adamsi
Flower 1968b
Flower, R. H.
1968b
Hintze and
Davis 2003
Lusitanites subcircularis
(Miller) 1889
Miller, S. A.
1889
Miller, A. K., Youngquist,
W., and Nielson, M. L. 1952
Gordon, Mackenzie, Jr.
1965
Gordon, Mackenzie, Jr.
1971b
Webster, G.D., Brenkle,
P., Gordon, M. Jr., Lane, H.R., Langenheim,
R.L. Jr., Sanderson, G.A., and Tidwell, W.D.
1979
Kullman, J., Korn,
D.,
and Petersen, M. S.
2000
Lusitanoceras granosum
(Portlock)
1843
Portlock, J. E. 1843
Miller, A. K., Youngquist,
W., and Nielson, M. L. 1952
Gordon, Mackenzie, Jr.
1965
Gordon, Mackenzie, Jr.
1971b
Webster, G.D., Brenkle,
P., Gordon, M. Jr., Lane, H.R., Langenheim,
R.L. Jr., Sanderson, G.A., and Tidwell, W.D.
1979
Lytoceras
Imlay, R. W.
1980
Manitouoceras
Hintze and
Davis 2003
Manticoceras
sp.
Rush, R.W.
1951
House, M. R.
1962
Kullman, J., Korn,
D.,
and Petersen, M. S.
2000
Meekoceras gracilitatis White
1879
Hose, R. K., and Repenning,
C. A.
1959
White, C. A.
1879
Mckee, E. D.
1954
Meekoceras
sp.
Mckee, E. D.
1954
Clark, D. L.
1957
Kummel, B., and Steele, G.
1962
Meekoceras davisi
Mathews
1929
Kummel, B.
1954
Mathews, Asa
A. L. 1929
Smith, J. P.
1932
Meekoceras hertleini Mathews 1929
Mathews, Asa
A. L. 1929
Kummel, B.
1954
Megasphaeroceras rotundum Imlay 1962
Imlay, R. W.
1967
Menuites portlocki
Hall & Meek 1856
Cobban, W. A., and Kennedy, W. J. 1993
Metacanites
Webster, G.D., Brenkle,
P., Gordon, M. Jr., Lane, H.R., Langenheim,
R.L. Jr., Sanderson, G.A., and Tidwell, W.D.
1979
Metacoceras
Miller, A. K., and Youngquist,
W.
1949
Metadimorphoceras
sp.
Titus, A. L.
2000
Metoicoceras geslinianum
(d'Orbigny)
1850
White, C. A.
1877
Cobban, W. A., and Kennedy, W. J. 1991a
Stanton, T. W. 1893
Hyatt, A.
1903
Shimer, H. W., and Shrock,
R. R.
1944
Swenson, A. J. 1962
Kennedy, W. J. 1988
Wright, C. W., and Kennedy, W. J. 1981
d'Orbigny, A.
1850
Metoicoceras
sp.
Spieker, E. M., and Reeside,
J. B. Jr. 1925
Michelinoceras
spp.
Hook, S. C., and Flower, R. H. 1977
Michelinoceras
sp. indet.
Gil, A. V.
1988
Mitorthoceras perfilosum
Gordon 1960
Gordon, Mackenzie, Jr.
1960
Gordon, Mackenzie, Jr.
1965
Miller, A. K., Youngquist,
W., and Nielson, M. L. 1952
Morrowites depressus (Powell) 1963
Powell, J. D.
1963
Wright, C. W., and Kennedy, W. J. 1981
Lawrence, J. C., Herman, G., and Elison, J. H.
1966
Nautilus sp.
Meek, F. B.
1860
Neocardioceras juddii (Barrois and DeGuerne) 1878
Cobban, W. A. 1988a
Barrois, Charles, and de Guerne,
Jules, 1878
Neocrioceras maximum
Kennedy and Cobban 1991
Kennedy, W. J., and Cobban, W. A. 1991
Neocrioceras
sp.
Kennedy, W. J., and Cobban, W. A. 1991
Neogastroplites cornutus
Reeside and Cobban
1960
Reeside, J. B., Jr., and Cobban, W. A. 1960
Molenaar, C. M., and Wilson, B. W.
1990
Neogastroplites americanus
Reeside and Cobban
1960
Reeside, J. B., Jr., and Cobban, W. A. 1960
Molenaar, C. M., and Wilson, B. W.
1990
Normannites
? cf. N. crickmayi
(McLearn)
1927
Imlay, R. W.
1967
Mclearn, F. H. 1927
'Orthoceras'
Poborski, S. J. 1954
Mckee, E. D.
1954
Hose, R. K., and Repenning,
C. A.
1959
Orthoceras
?
Miller, A. K., and Youngquist,
W.
1949
Oxybeloceras crassum (Whitfield)
Fisher, D. J., Erdmann, C. E., and Reeside, J. B. Jr.
1960
Pachylyroceras utahense
(Miller Youngquist and Nielsen) 1952
Miller, A. K., Youngquist,
W., and Nielson, M. L. 1952
Gordon, Mackenzie, Jr.
1965
Gordon, Mackenzie, Jr.
1971b
Webster, G.D., Brenkle,
P., Gordon, M. Jr., Lane, H.R., Langenheim,
R.L. Jr., Sanderson, G.A., and Tidwell, W.D.
1979
Kullman, J., Korn,
D.,
and Petersen, M. S.
2000
Furnish, W. M., and Saunders, B. C. 1971
Pachyteuthis densus (Meek
and Hayden) 1858
Shimer, H. W., and Shrock,
R. R.
1944
Hoggan, R. D. 1970
Parachondroceras andrewsi
Imlay 1967
Imlay, R. W.
1967
Parachondroceras filicostatum Imlay
1967
Imlay, R. W.
1967
Paracravenoceras barnettense (Plummer and
Scott) 1937
Plummer, F. B., and Scott, Gayle 1937
Gordon, Mackenzie, Jr.
1960
Webster, G.D., Brenkle,
P., Gordon, M. Jr., Lane, H.R., Langenheim,
R.L. Jr., Sanderson, G.A., and Tidwell, W.D.
1979
Gordon, Mackenzie, Jr., and Yochelson, E. L.
1987
Pericleites pilatus
Ruan
1981
Ruan, Yiping 1981
Titus, A. L.
2000
Pericyclus
sp. indet.
Gordon, Mackenzie, Jr.
1986
Kullman, J., Korn,
D.,
and Petersen, M. S.
2000
Peroniceras haasi ?
Young 1963
Young, Keith
1963
Phlycticrioceras trinodosus
(Geinitz)
1850
Geinitz, H. B. 1850
Reeside, J. B., Jr.
1927a
Fisher, D. J., Erdmann, C. E., and Reeside, J. B. Jr.
1960
Kennedy, W. J., and Cobban, W. A. 1991
Phragmosiphon
? sp.
Hook, S. C., and Flower, R. H. 1977
Pionoceras
Hook, S. C., and Flower, R. H. 1977
Placenticeras cumminsi
Cragin 1893
Cragin, F. W.
1893
Stanton, T. W. 1893
Hyatt, A.
1903
Swenson, A. J. 1962
Kennedy, W. J. 1988
Cobban, W. A., Hook, S. C., and Kennedy W.
J. 1989
Placenticeras pseudoplacenta Hyatt 1903
Fisher, D. J., Erdmann, C. E., and Reeside, J. B. Jr.
1960
Cobban, W. A. 1976
Molenaar, C. M., and Cobban, W. A.
1991
Hyatt, A.
1903
Placenticeras kaffrarium
Etheridge
1904
Etheridge, R.
1904
Reeside, J. B., Jr.
1932
Reeside, J. B., Jr.
1927b
Kennedy, W. J., and Cobban, W. A. 1991
Placenticeras
syrtale (Morton) 1834
Kennedy, W. J., Hancock, J. M.,
Cobban, W. J., Landman, N. H., 2004
Placenticeras guadalupae
(Roemer)
1852
Hyatt, A.
1903
Cobban, W. A. 1976
Wolleben, J. A. 1967
Kennedy, W. J., and Wright, C. W. 1983
Roemer, F. A.
1852
Fisher, D. J., Erdmann, C. E., and Reeside, J. B. Jr.
1960
Cobban, W. A.
1976
Hyatt, A.
1903
Spieker, E. M., and Reeside,
J. B. Jr. 1925
Fisher, D. J., Erdmann, C. E., and Reeside, J. B. Jr.
1960
Wolleben, J. A. 1967
Kennedy, W. J., and Wright, C. W. 1983
Reeside, J. B., Jr.
1927b
Placenticeras sancarlosense Hyatt 1903
Hyatt, A.
1903
Cobban, W. A. 1976
Plectolites
sp.
Flower, R. H.
1968b
Flower, R. H.
1976
Plectolites costatus
Flower 1968b
Flower, R. H.
1968b
Hintze and
Davis 2003
Prionocyclus albinus (
Prionocyclus hyatti
(
Stanton, T. W. 1893
Spieker, E. M., and Reeside,
J. B. Jr. 1925
Fisher, D. J., Erdmann, C. E., and Reeside, J. B. Jr.
1960
Cobban, W. A. 1976
Molenaar, C. M., and Cobban, W. A.
1991
Molenaar, C. M., and Wilson, B. W.
1990
Kennedy, W. J. 1988
Prionocyclus macombi Meek
1876a
Meek, F. B.
1876a
Fisher, D. J., Erdmann, C. E., and Reeside, J. B. Jr.
1960
Molenaar, C. M., and Cobban, W. A.
1991
Molenaar, C. M., and Wilson, B. W.
1990
Hook, S. C., and Cobban, W. A. 1980
Kennedy, W. J. 1988
Prionocyclus wyomingensis Meek 1876b
Meek, F. B.
1876b
Stanton, T. W. 1893
Spieker, E. M., and Reeside,
J. B. Jr. 1925
Haas, Otto
1946
Fisher, D. J., Erdmann, C. E., and Reeside, J. B. Jr.
1960
Cobban, W. A. 1976
Molenaar, C. M., and Cobban, W. A.
1991
Molenaar, C. M., and Wilson, B. W.
1990
Cobban, W. A. 1988c
Kennedy, W. J. 1988
Prionocyclus novimexicanus (Marcou) 1858
Molenaar, C. M., and Wilson, B. W.
1990
Marcou, Jules
1858
Kennedy, W. J. 1988
Hook, S. C., and Cobban, W. A. 1979
Prohungarites ? sp.
Mckee, E. D.
1954
Poborski, S. J. 1954
Proendoceras
Hintze and
Davis 2003
Prolecanites
sp.
Webster, G.D., Brenkle,
P., Gordon, M. Jr., Lane, H.R., Langenheim,
R.L. Jr., Sanderson, G.A., and Tidwell, W.D.
1979
Gordon, Mackenzie, Jr.
1971b
Pronorites baconi
(Miller Youngquist and Nielsen) 1952
Miller, A. K., Youngquist,
W., and Nielson, M. L. 1952
Webster, G.D., Brenkle,
P., Gordon, M. Jr., Lane, H.R., Langenheim,
R.L. Jr., Sanderson, G.A., and Tidwell, W.D.
1979
Gordon, Mackenzie, Jr.
1965
Kullman, J., Korn,
D.,
and Petersen, M. S.
2000
Pronorites
? sp.
Webster, G.D., Brenkle,
P., Gordon, M. Jr., Lane, H.R., Langenheim,
R.L. Jr., Sanderson, G.A., and Tidwell, W.D.
1979
Proshumardites cf. P. delepinei
Schindewolf
1939
Schindewolf, O. H.
1939
Gordon, Mackenzie, Jr.
1965
Webster, G.D., Brenkle,
P., Gordon, M. Jr., Lane, H.R., Langenheim,
R.L. Jr., Sanderson, G.A., and Tidwell, W.D.
1979
Protexanites bourgeoisianus (d'Orbigny)
1850
d'Orbigny, A.
1850
Kennedy, W. J., and Cobban, W. A. 1991
Reeside, J. B., Jr.
1927a
Kennedy, W. J. 1984
Protocanites lyoni
(Meek and Worthen)
1860
Gordon, Mackenzie, Jr.
1986
Kullman, J., Korn,
D.,
and Petersen, M. S.
2000
Protocycloceras
aff. P. laswelli Hook and Flower
1977
Hook, S. C., and Flower, R. H. 1977
Protocycloceras laswelli
Hook and Flower
1977
Hook, S. C., and Flower, R. H. 1977
Protocycloceras sp. B
Hook, S. C., and Flower, R. H. 1977
Protocycloceras sp. E
Hook, S. C., and Flower, R. H. 1977
Pseudobaculites wyomingensis
Cobban 1952
Cobban, W. A. 1952
Kennedy, W. J., and Cobban, W. A. 1991
Pseudocalycoceras angolaense
(Spath) 1931
Cobban, W. A. 1988a
Swenson, A. J. 1962
Spath, L. F.
1931
Noetling, F.
1905
Hose, R. K., and Repenning,
C. A.
1959
Mathews, Asa
A. L. 1929
Smith, J. P.
1932
Kummel, B.
1969
Pseudosageceras sp. indet.
Geux, Hungerbuhler, Jenks, Taylor
and Bucher 2005
Pteroscaphites
Rangeroceras
hintzei Hook and
Flower
1977
Hook, S. C., and Flower, R. H. 1977
Rayonnoceras sp.
Gordon, Mackenzie, Jr., and Yochelson, E. L.
1987
Gordon, Mackenzie, Jr.
1965
Rayonnoceras ? cf. R.? excentricum Gordon 1965
Gordon, Mackenzie, Jr.
1965
Gordon, Mackenzie, Jr., and Duncan, H. M. 1970
Rayonnoceras
cf. R. solidiforme
Croneis 1926
Croneis, Carey 1926
Baker, A. A.
1964
Reticycloceras
Gordon, Mackenzie, Jr.
1960
Gordon, Mackenzie, Jr.
1965
Reticycloceras sp.
Gordon, Mackenzie, Jr., and Duncan, H. M. 1970
Rhabdiferoceras planiseptatum
Hook and Flower
1977
Hook, S. C., and Flower, R. H. 1977
Richardsonites richardsonianus
Webster, G.D., Brenkle,
P., Gordon, M. Jr., Lane, H.R., Langenheim,
R.L. Jr., Sanderson, G.A., and Tidwell, W.D.
1979
Gordon, Mackenzie, Jr., and Yochelson, E. L.
1987
Gordon, Mackenzie, Jr.
1965
Titus, A. L.
2000
Rioceras
? sp.
Hook, S. C., and Flower, R. H. 1977
Rossoceras cf. circulatum
Gil 1988
Gil, A. V.
1988
Rossoceras cf. lamelliferum
Flower 1964b
Flower, R. H.
1964b
Rossoceras circulatum Gil
1988
Gil, A. V.
1988
Rossoceras dentiferum Flower 1968b
Flower, R. H.
1968b
Rossoceras lamelliferum
Flower 1964b
Flower, R. H.
1964b
Flower, R. H.
1968b
Flower, R. H.
1976
Rossoceras
n. sp.
Gil, A. V.
1988
Rossoceras
sp.
Gil, A. V.
1988
Flower, R. H.
1968b
Flower, R. H.
1976
Hintze and
Davis 2003 (Genera)
Rotopericyclus brazerensis
Gordon 1986
Gordon, Mackenzie, Jr.
1986
Kullman, J., Korn,
D.,
and Petersen, M. S.
2000
Rudolfoceras russelli Hook
and Flower
1977
Hook, S. C., and Flower, R. H. 1977
Rudolfoceras
? sp.
Hook, S. C., and Flower, R. H. 1977
Scaphites sp.
Swenson, A. J. 1962
Scaphites carlilensis Morrow 1935
Morrow, A. L.
1935
Scaphites ferronensis Cobban 1951b
Cobban, W. A. 1976
Fisher, D. J., Erdmann, C. E., and Reeside, J. B. Jr.
1960
Cobban, W. A. 1951b
Scaphites warreni
Meek and Hayden
1860
Meek, F. B., and Hayden, F. V. 1860
Stanton, T. W. 1893
Spieker, E. M., and Reeside,
J. B. Jr. 1925
Cobban, W. A. 1951b
Fisher, D. J., Erdmann, C. E., and Reeside, J. B. Jr.
1960
Cobban, W. A. 1976
Molenaar, C. M., and Cobban, W. A.
1991
Molenaar, C. M., and Wilson, B. W.
1990
Scaphites whitfieldi
Cobban 1951b
Cobban, W. A. 1951b
Fisher, D. J., Erdmann, C. E., and Reeside, J. B. Jr.
1960
Cobban, W. A. 1976
Molenaar, C. M., and Wilson, B. W.
1990
Scaphites frontierensis Cobban 1951b
Cobban, W. A. 1951b
Scaphites impendicostatus
Cobban 1951b
Cobban, W. A. 1951b
Cobban, W. A. 1976
Kennedy, W. J., and Cobban, W. A. 1991
Scaphites preventricosus
Cobban 1951b
Cobban, W. A. 1951b
Kennedy, W. J., and Cobban, W. A. 1991
Scaphites uintensis
Cobban 1951b
Cobban, W. A. 1951b
Kennedy, W. J., and Cobban, W. A. 1991
Scaphites tetonensis Cobban 1951b
Cobban, W. A. 1951b
Fisher, D. J., Erdmann, C. E., and Reeside, J. B. Jr.
1960
Cobban, W. A. 1976
Kennedy, W. J., and Cobban, W. A. 1991
Scaphites binneyi
Reeside
1927a
Reeside, J. B., Jr.
1927b
Fisher, D. J., Erdmann, C. E., and Reeside, J. B. Jr.
1960
Cobban, W. A. 1976
Kennedy, W. J., and Cobban, W. A. 1991
Scaphites depressus Reeside
1927a
Reeside, J. B., Jr.
1927b
Fisher, D. J., Erdmann, C. E., and Reeside, J. B. Jr.
1960
Kennedy, W. J., and Cobban, W. A. 1991
Scaphites leei Reeside
1927b
Reeside, J. B., Jr.
1927b
Fisher, D. J., Erdmann, C. E., and Reeside, J. B. Jr.
1960
Scaphites hippocrepis (DeKay)
1827
DeKay, J. E.
1827
Reeside, J. B., Jr.
1927b
Fisher, D. J., Erdmann, C. E., and Reeside, J. B. Jr.
1960
Cobban, W. A. 1976
Cobban, W. A. 1969
Scaphites nanus
Reeside
1927b
Reeside, J. B., Jr.
1927b
Fisher, D. J., Erdmann, C. E., and Reeside, J. B. Jr.
1960
Sciponoceras
gracile (Shumard) 1860
Shumard, B. F. 1860
Stanton, T. W. 1893
Shimer, H. W., and Shrock,
R. R.
1944
Swenson, A. J. 1962
Sohlites spinosus
Imlay 1967
Imlay, R. W.
1967
Spiroceras cf. S. orbignyi
Baugier and Sauze
Imlay, R. W.
1967
Stemmatoceras arcicostum
Imlay 1967
Imlay, R. W.
1967
Stemmatoceras
n. sp. aff. S. albertense
McLearn
1928
Imlay, R. W.
1967
Mclearn, F. H. 1928
Stenoglaphyrites merriami
(Youngquist)
1949
Youngquist, W. 1949a
Titus, A. L.
2000
Stenolobulites
sinuosus
Mikesh, Glenister
and
Furnish 1988
Miller, A. K., Furnish, W. M., and Clark,
D. C. 1957
Yochelson, E. L.
1968
Mikesh, D. L., Glenister,
B. F., and Furnish, W. M.
1988
Stephanoceras aff. S. nodosum
(Quenstedt)
Imlay, R. W.
1967
Stroboceras texanum (Miller
and Youngquist)
1948
Miller, A. K., and Youngquist,
W.
1948
Submeekoceras cf. S. mushbachanum (White) 1879
Hose, R. K., and Repenning,
C. A.
1959
Smith, J. P.
1932
White, C. A.
1879
Sulcogirtyoceras ornatissimum
(Miller and Youngquist) 1948
Miller, A. K., Youngquist,
W., and Nielson, M. L. 1952
Gordon, Mackenzie, Jr.
1965
Webster, G.D., Brenkle,
P., Gordon, M. Jr., Lane, H.R., Langenheim,
R.L. Jr., Sanderson, G.A., and Tidwell, W.D.
1979
Miller, A. K., and Youngquist,
W.
1948
Syngastrioceras websteri
Titus 2000
Titus, A. L.
2000
Tajaroceras
? sp.
Hook, S. C., and Flower, R. H. 1977
Tajaroceras
spp.
Hook, S. C., and Flower, R. H. 1977
Tajaroceras wardae
Hook and Flower
1976
Hook, S. C., and Flower, R. H. 1976
Hook, S. C., and Flower, R. H. 1977
Tarphyceras
Dattilo 1993
Hintze and
Davis 2003
Tentacle
Hooks
Yochelson, E. L.
1968
Texanites texanus (Roemer)
1852
Reeside, J. B., Jr.
1927b
Young, Keith
1963
Tirolites pacificus
Kummel, B.
1954
Tirolites cassianus
(Quenstedt)
Kummel, B.
1969
Hose, R. K., and Repenning,
C. A.
1959
Mckee, E. D.
1954
Poborski, S. J. 1954
Trachyscaphites praespiniger Cobban
& Scott 1964
Cobban, W. A., and Scott, G. R. 1964
Trocholitidae n. gen.
Hook, S. C., and Flower, R. H. 1977
Trocholitoceras
Hook, S. C., and Flower, R. H. 1977
Troedssonellid genus and species indeterminate
Hook, S. C., and Flower, R. H. 1977
Tumulites varians
McCaleb, Quinn and Furnish 1964
McCaleb, J. A., Quinn, J. H., and Furnish, W. M. 1964
Webster, G.D., Brenkle,
P., Gordon, M. Jr., Lane, H.R., Langenheim,
R.L. Jr., Sanderson, G.A., and Tidwell, W.D.
1979
Tylonautilus sp.
Ussurites hosei Kummel
1969
Hose, R. K., and Repenning,
C. A.
1959
Kummel, B.
1969
Hintze and
Davis 2003
Ussurites cf.
hosei
Geux, Hungerbuhler, Jenks,
Taylor and Bucher 2005
Valhalites ornatus
Girty
1911
Girty, G. H.
1911
Gordon, Mackenzie, Jr.
1965
Vascoceras birchbyi Cobban
and Scott
1972
Cobban, W. A., and Scott, G. R. 1972
Cobban, W. A. 1990
Veneficoceras
susanae
Hook and Flower
1977
Hook, S. C., and Flower, R. H. 1977
Walcottoceras
monsense
(Walcott)
1924
Walcott, C. D. 1924
Ulrich, E. O., Foerste,
A. F., Miller, A. K., and Unklesby, A. G. 1944
Wardoceras orygoforme
Hook and Flower
1977
Hook, S. C., and Flower, R. H. 1977
Wasatchites perrini
Mathews
1929
Mathews, Asa
A. L. 1929
Smith, J. P.
1932
Hose, R. K., and Repenning,
C. A.
1959
Kummel, B.
1954
Watinoceras devonense
Cobban 1988b
Cobban, W. A. 1988b
Watinoceras sp.
Cobban, W. A. 1988b
Williamsoceras adnatum
Flower 1964b
Flower, R. H.
1964b
Flower, R. H.
1968b
Gil, A. V.
1988
Hintze and
Davis 2003 (Genera)
Williamsoceras ankhiferum
Flower 1968b
Flower, R. H.
1968b
Gil, A. V.
1988
Williamsoceras cf. ellipticum Flower 1976
Gil, A. V.
1988
Flower, R. H.
1968b
Williamsoceras cf. pedunculatum
Flower 1968b
Flower, R. H.
1968b
Gil, A. V.
1988
Williamsoceras cf. W. adnatum
Flower 1964b
Flower, R. H.
1964b
Flower, R. H.
1968b
Flower, R. H.
1976
Williamsoceras cf. W. ankhiferum
Flower 1968b
Flower, R. H.
1968b
Flower, R. H.
1976
Williamsoceras compressum Flower 1976
Flower, R. H.
1976
Williamsoceras ellipticum
Flower 1976
Flower, R. H.
1976
Williamsoceras pedunculatum Flower 1968b
Flower, R. H.
1968b
Wutinoceras davisi
Flower 1968a
Flower, R. H.
1968a
Hintze and
Davis 2003
Wyomingites sp.
Hose, R. K., and Repenning,
C. A.
1959
Smith, J. P.
1932
Xenoceltites
sp.
Hose, R. K., and Repenning,
C. A.
1959
Smith, J. P.
1932
Xenoceltites douglasensis
(Mathews)
1929
Mathews, Asa
A. L. 1929
Kummel, B.
1954
Xenoceltites hannai
(Mathews)
1929
Mathews, Asa
A. L. 1929
Kummel, B.
1954
Xenoceltites matheri (Mathews) 1929
Mathews, Asa
A. L. 1929
Kummel, B.
1954
Xenoceltities spencei Hyatt
and Smith 1905
Hyatt, A., and Smith, J. P.
1905
Kummel, B.
1969
Zephyroceras friscoense
(Miller and Owen)
1944
Miller, A. K., and Owen, J. B. 1944
Titus, A. L.
2000
Webster, G.D., Brenkle,
P., Gordon, M. Jr., Lane, H.R., Langenheim,
R.L. Jr., Sanderson, G.A., and Tidwell, W.D.
1979