ALASKA
NORTH SLOPE
BARBARA SYNCLINE
KOKE BASIN
WEST OF IGLOO MOUNTAIN
FOOTHILLS ON THE DELON MOUNTAINS ALOGN THE KUKPOWRUK RIVER
NANUSKUK FORMATION
ALBIAN STAGE
MIDDLE GALLIC SUBEPOCH
UPPER EARLY CRETACEOUS EPOCH
LATE EARLY CRETACEOUS-CENOMANIAN STAGE
UPPER GALLIC SUBEPOCH
LOWERMOST GULF EPOCH
MIDDLE CRETACEOUS
ICHNOSTEM: TETRAPODIPIDA NOVA
ICHNOSUPERCLASS: AMNIOTAIPIDII NOVA
ICHNOCLASS: REPTILIPEDIA VIALOV, 1966
ICHNOSUBCLASS: DIAPSIDIPIDII NOVA
ICHNOSTEM-GROUP: NEODIAPSIDIPEDII NOVA
ICHNOINFRACLASS: NEODIAPSIDIPEDII NOVA
ICHNOSUBDIVISION: ARCHOSAURIPEDIDII NOVA
ICHNOLEGION: DINOSAUROMORPHIPEDA NOVA
ICHNOSUBLEGION: DINOSAURIFORMEIPEDIDII NOVA
ICHNOSUPERCOHORT: DINOSAUROPEDIDA NOVA
ICHNOCOHORT: THEROPODIPEDIA NOVA
Incerate sedis
Gen. sp indet.
ICHNOCOHORT: ORNITHISCHIFORMEIPIDA NOVA
ICHNOMAGNORDER: ORNITHISCHIPIDA NOVA
ICHNOSUPERORDER: NEORNITHISCHIPIDA NOVA
ICHNOGRANDORDER: ORNITHOPODIPDIA NOVA
ICHNOMICRORDER: EUORNITHOPODIPIDA NOVA
ICHNOORDER: IGUANODONTIPIDIA NOVA
ICHNOSUBORDER: ANKYLOPOLLEXIPEDIDA NOVA
ICHNOINFRAORDER: STYRACOSTERNIPIDA NOVA
ICHNOPARVORDER: HADROSAURIFORMIPEDIDA NOVA
Ichnosuperfamily: IGUANODONTIDEA Nova
Ichnofamily: IGUANODONTIPODIDAE emend Vylov, 1988
Caririchnium sp
ICHNOMICRORDER: MARGINOCEPHALIPIDA SERENO, 1986
INCHNOORDER: CERATOPIAIPIDA NOVA
ICHNOSUBORDER: NEOCERATOPIAIPIDA NOVA
ICHNOINFRAORDER: CORONOSAURIPIDA emend SERENO, 1986
ICHNOPARVORDER: CERATOPOMORPIDA NOVA
ICHNOORDER: CERATOPIPIDA MARSH, 1890
ICHNOSUBORDER: NEOCERATOPIPIDA NOVA
Ichnofamily: CERATOPOPIDII Nova
Ceratopsipes isp
ICHNOSUPERORDER: EURYOPDIPIDA NOVA
ICHNOGRANDORDER: ANKYLOSAURIFORMIPIDA NOVA
Ichnofamily: TETRAPODOSAURIDAE emend Sternberg, 1932
Tetrapodosaurus isp
INCHNOCLASS: AVIPEDIA VIALOV, 1966
Gen. sp indet.
Ichnofamily: IGNOTORNIDAE EMEND Lockely, Yang, Matsukawa, Fleming & Lim, 1992
Ignotornis isp
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ALASKA
NORTH SLOPE
UPPER CHANDLER FORMATION
NANUSHUK GROUP
CENOMANIAN STAGE
UPPER GALLIC SUBEPOCH
LOWERMOST GULF EPOCH
MIDDLE 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: DERMATEMYDIDAE Gray, 1870
Subfamily: DERMATEMYDINAE Gray, 1870 (sensu Nopcsa, 1923)
Gen. sp indet.
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