Characters differentiating the arthropod trackway Bifurculapes from the similar ichnogenera
Lithographus and Copeza include the position, arrangement and orientation of the tracks …

Continental deposits of the Early Jurassic East Berlin Formation in Holyoke, Massachusetts,
have yielded an exceptional occurrence of the ichnogenus Treptichnus. Here, burrows are …

Three trackways attributable to the ichnospecies Bifurculapes laqueatus Hitchcock, 1858
found in Lower Jurassic rocks of the Newark Supergroup in northeastern North America are …

The ichnogenus Undichna, which is interpreted to be made by fishes while dragging their
fins along the bottom, is reported for the first time in the Hartford Basin, and only the third …

Characters differentiating the arthropod trackway Bifurculapes from the similar ichnogenera
Lithographus and Copeza include the position, arrangement and orientation of the tracks …

Abstract The~ 2 km-thick Late Triassic Sugarloaf Arkose is the basal unit of the half-graben
Deerfield basin, Massachusetts. Valley-river, piedmont-river, and alluvial-fan depositional …

The terrestrial fauna of the Hartford Basin is known primarily from trace fossils. The
invertebrate traces, in particular, form discrete assemblages (ichnofacies) that reflect local …

Ichnology is the study of trace fossils, which are important because they provide direct
evidence of animal behavior and because, as sedimentary structures, they are often …