MONTANA

FALLON COUNTY

UCMP LOCALITY V87001 (O'CONNOR SITE)

HELL CREEK FORMATION

LANCIAN AGE

UPPER MAASTRICHTIAN STAGE

UPPERMOST SENONIAN SUBEPOCH

UPPER UPPER GULF EPOCH

LATE CRETACEOU

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: MAMMALIA LINNAEUS, 1758

SUBCLASS: THERIIFORMES (ROWE, 1988) McKENNA & BELL, 1997

INFRACLASS: ALLOTHERIA (MARSH, 1880) McKENNA & BELL, 1997

ORDER: MULTITUBERCULATA COPE, 1884

Incertae sedis

Gen. sp indet.

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MONTANA

FALLON COUNTY

DMNH LOCALITY 5853

HELL CREEK FORMATION

LANCIAN NA LAND MAMMAL AGE

LANCIAN AGE

UPPER MAASTRICHTIAN STAGE

UPPERMOST SENONIAN SUBEPOCH

UPPER GULF EPOCH

LATE CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: CHELONOMORPHA KUHN, 1960

SUPERCOHORT: TESTUDINES LINNAEUS, 1758

COHORT: CASICHELYDIA emend GAFFNEY & MEYLAN, 1988

MAGANORDER: CRYPTODIRA GAFFNEY & MEYLAN, 1988

SUPERORDER: SELMACRYPTODIRA GAFFNEY, HUTCHISON, JENKINS & MEEKR, 1987

GRANDORDER: DAIOCRYPTODIRA GAFFNEY & MEYLAN, 1988

MICRORDER: CENTROCRYPTODIRA GAFFNEY & MEYLAN, 1988

ORDER: POLYCRPTODIRA GAFFNEY & MEYLAN, 1988

SUBORDER: PROCOELOCRYPTODIRA GAFFNEY & MEYLAN, 1988

INFRAORDER: CHELOMACRYPTODIRA GAFFNEY & MEYLAN, 1988

PARVORDER: TRIONYCHIDA GRAY, 1870

Superfamily: TRIONYCHIDEA Bell, 1828 (sensu Gray, 1870)

Family: TRIONYCHIDAE Bell, 1828

Helopanoplia distincta

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MONTANA

FALLON COUNTY

DMNH LOCALITY 7179

HELL CREEK FORMATION

LANCIAN NA LAND MAMMAL AGE

LANCIAN AGE

UPPER MAASTRICHTIAN STAGE

UPPERMOST SENONIAN SUBEPOCH

UPPER GULF EPOCH

LATE CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: CHELONOMORPHA KUHN, 1960

SUPERCOHORT: TESTUDINES LINNAEUS, 1758

COHORT: CASICHELYDIA emend GAFFNEY & MEYLAN, 1988

MAGANORDER: CRYPTODIRA GAFFNEY & MEYLAN, 1988

SUPERORDER: SELMACRYPTODIRA GAFFNEY, HUTCHISON, JENKINS & MEEKR, 1987

GRANDORDER: DAIOCRYPTODIRA GAFFNEY & MEYLAN, 1988

MICRORDER: CENTROCRYPTODIRA GAFFNEY & MEYLAN, 1988

ORDER: POLYCRPTODIRA GAFFNEY & MEYLAN, 1988

SUBORDER: PROCOELOCRYPTODIRA GAFFNEY & MEYLAN, 1988

INFRAORDER: CHELOMACRYPTODIRA GAFFNEY & MEYLAN, 1988

PARVORDER: TRIONYCHIDA GRAY, 1870

Superfamily: TRIONYCHIDEA Bell, 1828 (sensu Gray, 1870)

Family: TRIONYCHIDAE Bell, 1828

Helopanoplia distincta

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MONTANA

FALLON COUNTY

YPM LOCALITY VP 07405

HELL CREEK FORMATION

LANCIAN

MAASTRICHTIAN STAGE

UPPER SENONIAN SUBEPOCH

UPPER GULF EPOCH

LATEST CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: CHELONOMORPHA KUHN, 1960

SUPERCOHORT: TESTUDINES LINNAEUS, 1758

COHORT: CASICHELYDIA emend GAFFNEY & MEYLAN, 1988

MAGANORDER: CRYPTODIRA GAFFNEY & MEYLAN, 1988

SUPERORDER: SELMACRYPTODIRA GAFFNEY, HUTCHISON, JENKINS & MEEKR, 1987

GRANDORDER: DAIOCRYPTODIRA GAFFNEY & MEYLAN, 1988

MICRORDER: CENTROCRYPTODIRA GAFFNEY & MEYLAN, 1988

ORDER: POLYCRPTODIRA GAFFNEY & MEYLAN, 1988

SUBORDER: PROCOELOCRYPTODIRA GAFFNEY & MEYLAN, 1988

INFRAORDER: CHELOMACRYPTODIRA GAFFNEY & MEYLAN, 1988

PARVORDER: TRIONYCHIDA GRAY, 1870

Superfamily: TRIONYCHIDEA Bell, 1828 (sensu Gray, 1870)

Family: TRIONYCHIDAE Bell, 1828

Gilmoremys lancensis = Aspiderets lancensis

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MONTANA

FALLON COUNTY

JUST WEST OF THE PTRM LOCALITIES

HELL CREEK FORMATION

LANCIAN AGE

UPPER MAASTRICHTIAN STAGE

UPPERMOST SENONIAN SUBEPOCH

UPPER GULF EPOCH

LATE CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: CHELONOMORPHA KUHN, 1960

SUPERCOHORT: TESTUDINES LINNAEUS, 1758

COHORT: CASICHELYDIA emend GAFFNEY & MEYLAN, 1988

MAGANORDER: CRYPTODIRA GAFFNEY & MEYLAN, 1988

SUPERORDER: SELMACRYPTODIRA GAFFNEY, HUTCHISON, JENKINS & MEEKR, 1987

GRANDORDER: DAIOCRYPTODIRA GAFFNEY & MEYLAN, 1988

MICRORDER: CENTROCRYPTODIRA GAFFNEY & MEYLAN, 1988

ORDER: POLYCRPTODIRA GAFFNEY & MEYLAN, 1988

SUBORDER: PROCOELOCRYPTODIRA GAFFNEY & MEYLAN, 1988

INFRAORDER: CHELOMACRYPTODIRA GAFFNEY & MEYLAN, 1988

PARVORDER: TRIONYCHIDA GRAY, 1870

Superfamily: TRIONYCHIDEA Bell, 1828 (sensu Gray, 1870)

Family: KINOSTERNIDAE Agassiz, 1857

Hoplochelys clark

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SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: CHELONOMORPHA KUHN, 1960

SUPERCOHORT: TESTUDINES LINNAEUS, 1758

COHORT: CASICHELYDIA emend GAFFNEY & MEYLAN, 1988

MAGANORDER: CRYPTODIRA GAFFNEY & MEYLAN, 1988

SUPERORDER: SELMACRYPTODIRA GAFFNEY, HUTCHISON, JENKINS & MEEKR, 1987

GRANDORDER: DAIOCRYPTODIRA GAFFNEY & MEYLAN, 1988

MICRORDER: CENTROCRYPTODIRA GAFFNEY & MEYLAN, 1988

ORDER: POLYCRPTODIRA GAFFNEY & MEYLAN, 1988

SUBORDER: PROCOELOCRYPTODIRA GAFFNEY & MEYLAN, 1988

INFRAORDER: CHELOMACRYPTODIRA GAFFNEY & MEYLAN, 1988

PARVORDER: TRIONYCHIDA GRAY, 1870

Superfamily: TRIONYCHIDEA Bell, 1828 (sensu Gray, 1870)

Family: ADOCIDAE Cope, 1870

Adocus sp

CLASS: MAMMALIA LINNAEUS, 1758

SUBCLASS: THERIIFORMES (ROWE, 1988) McKENNA & BELL, 1997

INFRACLASS: ALLOTHERIA (MARSH, 1880) McKENNA & BELL, 1997

ORDER: MULTITUBERCULATA COPE, 1884

SUBORDER: CIMOLODONTA McKENNA, 1975

Superfamily: TAENIOLABIDOIDEA Granger & Simpson, 1929 (sensu McKenna & Bell, 1997)

Family: TAENIOLABIDIDAE Granger & Simpson, 1929

Meniscoessus robustus

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: CHELONOMORPHA KUHN, 1960

SUPERCOHORT: TESTUDINES LINNAEUS, 1758

COHORT: CASICHELYDIA emend GAFFNEY & MEYLAN, 1988

MAGANORDER: CRYPTODIRA GAFFNEY & MEYLAN, 1988

SUPERORDER: SELMACRYPTODIRA GAFFNEY, HUTCHISON, JENKINS & MEEKR, 1987

GRANDORDER: DAIOCRYPTODIRA GAFFNEY & MEYLAN, 1988

MICRORDER: CENTROCRYPTODIRA GAFFNEY & MEYLAN, 1988

ORDER: POLYCRPTODIRA GAFFNEY & MEYLAN, 1988

SUBORDER: PROCOELOCRYPTODIRA GAFFNEY & MEYLAN, 1988

INFRAORDER: CHELOMACRYPTODIRA GAFFNEY & MEYLAN, 1988

PARVORDER: TRIONYCHIDA GRAY, 1870

Superfamily: TRIONYCHIDEA Bell, 1828 (sensu Gray, 1870)

Family: ADOCIDAE Cope, 1870

Adocus sp

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