Ichnogenus: Gigandipus HITCHCOCK, 1855
Etymology: Giant, biped.
= Gigantitherium E. HITCHCOCK, 1858
Etymology:

Ichnospecies: caudatus HITCHCOCK, 1855
Etymology: Latin, caudatus, "tail."
= Gigantitherium caudatum E. HITCHCOCK, 1858

Cotypes: Amherst Collection 9/9 and 9/10

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

Horizon: Turners Falls Formation.

Biostratigraphy:

Age: Late Triassic.

Material: Footprints with tail drag.
Note: Smaller footprints cross the trackway.

After Lull, 1904.

Localities: Lily Pond, Gill, Turners Falls, Mass, Portland and North Branford, Conn.,

Referred material:

THORPE, 1929

Locality: West portal to the Sugar Loaf Tunnel, about 8 1/2 miles east and slightly north of New Haven, New Haven County, Connecticut.

Horizon:

Biostratigraphy:

Age: Late Triassic.

Material:

YPM 370: Left pes.
Note: Part of a trackway, Amherst Collection 9/9, 9/10.

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Ichnospecies: hei (YOUNG & YOUNG, 1987) LOCKLEY, MATSUKAWA & LI, 2003
Etymology:
= Chonglongpus hei YOUNG & YOUNG, 1987

Holotype:

Locality: Site A (Rice Cleaning), Wu Ma Cun village, near Zizhon Town, 29°43'27.84"N, 101°47'31.98"E, Sichuan Basin, Sichuan (Szechwan) Province, China.

Horizon: Xintiangou Formation.

Biostratigraphy:

Age: Middle Jurassic.

Material: Footprints.