KANSAS
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: AVES LINNAEUS, 1758
AVEBREVICAUDA PAUL, 2001
SUBCLASS: ODONTORNITHES MARSH, 1873
INFRACLASS: ODONTOHOLCAE NOVA
MAGNORDER: HESPERORNITHES
ORDER: HESPERORNITHIFORMES FURBRINGER, 1888
Family: ENALIORNITHIDAE Furbringer, 1888
Enaliornis -like
_____________________________________________________________________________________
KANSAS
A FEW MILES FORT HAYS
UPPER 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: AVES LINNAEUS, 1758
AVEBREVICAUDA PAUL, 2001
SUBCLASS: ODONTORNITHES MARSH, 1873
INFRACLASS: ODONTOTORMAE MARSH, 1880
ORDER: ICHTHYORNTHIFORMES MARSH, 1873
Family: ICHTHYORNITHIDAE Marsh, 1873
Gen. sp indet
_____________________________________________________________________________________