Ichnospecies: hamatus E. HITCHCOCK, 1865
Etymology:

Holotype: Amherst collection 51/17

Locality: Lily Pond Quarry, Gill, 42°36’10:, 72°32’01, Deerfield Basin, Franklin County, Massachusetts.

Horizon: Portland Arkose.

Biostratigraphy:

Age: Late Triassic.

Material: 3 successive footprints.
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Ichnospecies: pilulatus E. HITCHCOCK, 1865
Etymology:

Holotype: Amherst collection 10/4 and 10/5

Locality: Dexter Marsh’s quarry in southwest Montague, Massachusetts.

Locality: Portland Arkose.

Biostratigraphy:

Age: Late Triassic.

Material: Pes prints.

Note: The largest of the Connecticut Valley footprints!