SOUTHERN CLOUD COUNTY
SOUTH OF CONCORDIA
DAKOTA FORMATION
LATE CRETACEOUS
STEM: TETRAPODA GOODRICH, 1930
_____________________________________________________________________________________SUPERCLASS: AMNIOTA HAECKEL, 1866
CLASS: REPTILIA LAURENTI, 1768
SUBCLASS: DIAPSIDA OSBORN, 1904
SUPERLEGION: NEODIAPSIDA BENTON, 1985
LEGION: ARCHOSAUROMORPHA HUENE, 1946
SUBLEGION: DINOSAUROMORPHA BENTON & NORMAN IN BENTON, 1985
INFRALEGION: DINOSAURIFORMES NOVAS, 1992
SUPERCOHORT: DINOSAURIA OWEN, 1842
COHORT: ORNITHISCHIFORMES COOPER, 1985
MAGNORDER: ORNITHISCHIA SEELEY, 1888
SUPERORDER: EURYOPDA SERENO, 1986
GRANDORDER: ARMATOSAURIA ZHAO, 1983 (emend)
ORDER: ANKYLOSAURIA OSBORN, 1923
SUBORDER: SCELIDOSAURIA COOPER, 1985
INFRAORDER: ANKYLOSAURA OSBORN, 1923
INCERTAE SEDIS
Gen. sp indet.
KANSAS
CLOUD COUNTY
NEAR AURORA
UNKNOWN
GREENHORN FORMATION
CENOMANIAN STAGE
UPPERMOST GALLIC SUBEPOCH-TURONIAN STAGE
LOWER SENONIAN SUBEPOCH
LOWER TO MIDDLE GULF EPOCH
LATE CRETACEOUS
STEM: TETRAPODA GOODRICH, 1930
_____________________________________________________________________________________SUPERCLASS: AMNIOTA HAECKEL, 1866
CLASS: REPTILIA LAURENTI, 1768
SUBCLASS: DIAPSIDA OSBORN, 1904
INFRACLASS: EURYAPSIDA COLBERT, 1945
SUPERORDER: SAUROPTERYGIA OWEN 1860
GRANDORDER: EOSAUROPTERYGIA emend RIEPPEL, 1994
ORDER: PLESIOSAURIA OWEN, 1840 NON BLAINVILLE, 1835
SUBORDER: PLESIOSAURIA OWEN, 1840 NON BLAINVILLE, 1835
INFRAORDER: PLESIOSAUROMORPHA NOVA
EUPLESIOSAURIA O’KEEFE, 2001
Superfamily: ELASMOSAUROIDEA Cope, 1869
Family: ELASMOSAURIDAE Cope, 1869
Incertae sedis
*Ogmodirus martinii
KANSAS
CLOUD COUNTY
A CUT ON US HIGHWAY 81 SOUTH OF CONCORIDA
HARTLAND SHALE MEMBER
GREENHORN LIMESTONE FORMATION
CENOMANIAN STAGE
UPPER MIDDLE GALLIC SUBEPOCH
LOWERMOST GULF EPOCH
MIDDLE CRETACEOUS
STEM: TETRAPODA GOODRICH, 1930
SUPERCLASS: AMNIOTA HAECKEL, 1866
CLASS: REPTILIA LAURENTI, 1768
SUBCLASS: DIAPSIDA OSBORN, 1904
INFRACLASS: EURYAPSIDA COLBERT, 1945
SUPERORDER: SAUROPTERYGIA OWEN 1860
GRANDORDER: EOSAUROPTERYGIA emend RIEPPEL, 1994
ORDER: PLESIOSAURIA OWEN, 1840 NON BLAINVILLE, 1835
SUBORDER: PLESIOSAURIA OWEN, 1840 NON BLAINVILLE, 1835
INFRAORDER: PLESIOSAUROMORPHA NOVA
EUPLESIOSAURIA O’KEEFE, 2001
Superfamily: CRYPTOCLEIDOIDEA Williston, 1925
TRICLEDIA O’KEEFE , 2001
Family: POLYCOTYLIDAE Cope, 1869
Trinacromerium bentonianum
= *Trinacromerium willistoni
= Dolichorhynchops willistoni
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