MASSACHUSETTS

HARTFORD BASIN

MIDDLETOWN SIDEWALKS

MIDDLE PORTLAND FORMATION

NEWARK SUPERGROUP

MIDDLE JURASSIC

ICHNOSTEM: TETRAPODIPIDA NOVA

ICHNOSUPERCLASS: AMNIOTAIPIDII NOVA

ICHNOCLASS: REPTILIPEDIA VIALOV, 1966

ICHNOSUBCLASS: DIAPSIDIPIDII NOVA

ICHNOSTEM-GROUP: NEODIAPSIDIPEDII NOVA

ICHNOINFRACLASS: NEODIAPSIDIPEDII NOVA

ICHNOSUBDIVISION: ARCHOSAURIPEDIDII NOVA

ICHNOINFRADIVISION: CROCODYLOTARSIPEDIDII NOVA

ICHNOSUPERORDER: CROCODYLOMORPHIPEDIDA WALKER, 1968

Ichnofamily: BATRACHOPOIDIDAE emend Lull, 1904

*Batrachopus parvulus
= Ornithichnites parvulus

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