NORTHERN VIRGINIA

CULPEPPER BASIN

CULPEPPER CRUSHED STONE QUARRY

NORIAN STAGE

MIDDLE TRIASSIC EPOCH

LATE TRIASSIC

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

ICHNOSUPERORDER: NEOTHEROPODOPEDIDA NOVA

ICHNOORDER: NEOTETANURIPEDIDII NOVA

ICHNOSUBORDER: CARNOSAURIPODOIDEI emend VYLOV, 1988

Ichnofamily: EUBRONTIDAE emend Lull, 1904

Eubrontes sp

ICHNOSUBORDER: AVETHEROPODIPIDA NOVA

ICHNOMICRORDER: COELUROSAURIPIDIDA NOVA

Ichnofamily: GRALLATORIDAE emend Lull, 1904

Anchisauripus parallelus
= Grallator parallelus
= Brontozoum parallelum

Grallator cuneatus
Grallator formosus
Grallator sp

Gen. sp indet.

ICHNOCOHORT: ORNITHISCHIFORMEIPIDA NOVA

ICHNOSUPERORDER: SAUROPODOMORPHIPIDA NOVA

Ichnoorder: SAUROPODINA emend Vylov, 1988

*Agrestipus hottoni

ICHNOMAGNORDER: ORNITHISCHIPIDA NOVA

ICHNOSUPERORDER: NEORNITHISCHIPIDA NOVA

Incertae sedis

*Gregaripus bairdi

ICHNOGRANDORDER: ORNITHOPODIDA NOVA

ICHNOORDER: ORNITHISCHIPEDIDA EMEND VIALOV, 1966

Ichnofamily: ANOMOEPODIDAE emend Lull 1904

Apatichnus minor

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VIRGINIA

CULPEPER CRUSHED STONE QUARRY

BALLS BLUFF SILTSTONE

NORIAN STAGE

MIDDLE LATE TRIASSIC EPOCH

LATE TRIASSIC

ICHNOSTEM: TETRAPODIPIDA NOVA

ICHNOSUPERCLASS: AMNIOTAIPIDII NOVA

ICHNOCLASS: REPTILIPEDIA VIALOV, 1966

ICHNOSUBCLASS: DIAPSIDIPIDII NOVA

ICHNOSTEM-GROUP: NEODIAPSIDIPEDII NOVA

ICHNOINFRACLASS: NEODIAPSIDIPEDII NOVA

ICHNOSUBDIVISION: ARCHOSAURIPEDIDII NOVA

ICHNOSUPERORDER: PARASUCHIMORPHIPIDIDA NOVA

ICHNOORDER: PARASUCHIPEDOIDEI EMEND VIALOV, 1966

Ichnofamily: APTOPODIDAE emend BAIRD, 1957

Apatopus sp

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