Locality: Near Dinosaur National Monument, Moffat County, Utah.

Horizon: Popo Agie Formation.

Biostratigraphy:

Age: Otischalkian, Late Carnian Stage, Lower Late Triassic Epoch, Late Triassic.

Material:

Number: Not given:

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FOSTER, 2002

Locality: 2 localities, Grand Staircase-Escalante National Monument, Kane County, Utah.

Horizon: Owl Rock Member, Upper Chinle Formation.

Biostratigraphy:

Age: Late Carnian Stage, Late Triassic Epoch, Late Triassic.

Material:

Numbers: Not given: Trackways.

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LOCKLEY, 2006

Locality: Near Dinosaur National Monument, Moffat County, Utah.

Horizon: Chinle Group.

Biostratigraphy:

Age: Late Carnian Stage, Late Triassic Epoch, Late Triassic.

Material:

CU-MWC 159.14, 159.20, 159.24, 159.34 (DINO 15001, 15114, 15121, 15970): Trackways of a walking animal.

CU-MWC 159.10 (DINO 150007), 159.11 (DINO 150006): Trackways of a swimming animal.
Note: 3 body impression and tracks.

Locality: Locality 12 (LOCKLEY et al, 192), Vermillion Creek, Moffat Conty, Colorado.

Horizon: Chinle Group.

Biostratigraphy:

Age: Late Carnian Stage, Late Triassic Epoch, Late Triassic.

Material:

UGS 16151, CU 165.6: Trackways of a walking animal.

Number: Not given: Trackways and tail traces.

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METZ, 1994

Locality: Southeastern Pennsylvania.

Horizon: Lockatong Formation.

Biostratigraphy:

Age: Late Triassic.

Material:

Number: Not given: Prints.

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= cf. Gwyneddichnium MILNER, SANTUCCI, MARSH, KING, HARRIS, DELGALVIS, WOOD, BUCHWITZ, CARTER, KIRKLAND, SLAUF, CHAROBEE, BENNETT, RODRIGUEZ, TWEET & CLITES, 2024

Locality: Locality GLCA_PalLoc_0066, Glen Canyon National Recreation Area, Grand County, Utah.

Horizon: Shinarump Member, Chinle Formation.

Biostratigraphy:

Age: Late Carnian Stage, Late Triassic Epoch, Late Triassic.

Material:

In situ: Track.