Ichnofossils
Photographed by Michael P. Klimetz
Trilobite Tracks
[Impressions in Calcareous Shale]

Lower Silurian
Bisher Formation

OHIO
Track
Photographed by Michael P. Klimetz
Reptile Tracks
[Impressions in Sandstone]

Permian
Coconino Sandstone

Yavapai County
ARIZONA
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Reptile Tracks
[Impressions in Sandstone]

Permian
Coconino Sandstone

Yavapai County
ARIZONA
Photographed by Michael P. Klimetz

Bird Track
[Impression in Shale with Raindrop Prints]

Eocene
Green River Shale

Soldier's Summit

UTAH
Photographed by Michael P. Klimetz

Bird Track
[Impression in Shale with Raindrop Prints]

Eocene
Green River Shale

Soldier's Summit

UTAH
Photographed by Michael P. Klimetz

Dinosaur Track
[Impression in Shale]

Late Triassic-Early Jurassic
Portland Formation

MASSACHUSETTS
Photographed by Michael P. Klimetz

Insect Brood Traces

[Impressions in Mudstone]

Early Permian
El Pueblo Tracksite

NEW MEXICO
Photographed by Michael P. Klimetz

Body/Tail Drag [?] Marks

[Impressions in Mudstone]

Early Permian
El Pueblo Tracksite

NEW MEXICO
Photographed by Michael P. Klimetz

Footprint

Grallator
Eubronites [?]
[Impressions in Siltstone]

Norian-Triassic
Passaic Formation
Newark Group

NEW JERSEY
Photographed by Michael P. Klimetz

Footprints

Amphibian
Dromopus agilis
[Impressions in Mudstone]

Early Permian
El Pueblo Tracksite

NEW MEXICO
Photographed by Michael P. Klimetz

Footprints

Amphibian
Dromopus agilis
[Impressions in Mudstone]

Early Permian
El Pueblo Tracksite

NEW MEXICO
Photographed by Michael P. Klimetz

Footprints

Amphibian
Dromopus agilis
[Impressions in Mudstone]

Early Permian
El Pueblo Tracksite

NEW MEXICO
Photographed by Michael P. Klimetz

Footprints

Amphibian
Dromopus agilis
[Impressions in Mudstone]

Early Permian
El Pueblo Tracksite

NEW MEXICO
Photographed by Michael P. Klimetz

Footprints

Amphibian
Dromopus agilis
[Impressions in Mudstone]

Early Permian
El Pueblo Tracksite

NEW MEXICO
Photographed by Michael P. Klimetz

Claw Marks

Amphibian
Dromopus agilis [?]
[Impressions in Siltstone]

Early Permian
El Pueblo Tracksite

NEW MEXICO
Photographed by Michael P. Klimetz

Claw Marks

Amphibian
Dromopus agilis [?]
[Impressions in Siltstone]

Early Permian
El Pueblo Tracksite

NEW MEXICO
Photographed by Michael P. Klimetz

Claw Marks

Amphibian
Dromopus agilis [?]
[Impressions in Siltstone]

Early Permian
El Pueblo Tracksite

NEW MEXICO
Photographed by Michael P. Klimetz

Claw Marks

Amphibian
Dromopus agilis [?]
[Impressions in Siltstone]

Early Permian
El Pueblo Tracksite

NEW MEXICO
Photographed by Michael P. Klimetz

Claw Marks

Amphibian
Dromopus agilis [?]
[Impressions in Siltstone]

Early Permian
El Pueblo Tracksite

NEW MEXICO
Photographed by Michael P. Klimetz

Claw Marks

Amphibian
Dromopus agilis [?]
[Impressions in Siltstone]

Early Permian
El Pueblo Tracksite

NEW MEXICO
Photographed by Michael P. Klimetz

Claw Marks

Amphibian
Dromopus agilis [?]
[Impressions in Siltstone]

Early Permian
El Pueblo Tracksite

NEW MEXICO
Photographed by Michael P. Klimetz

Claw Marks

Amphibian
Dromopus agilis [?]
[Impressions in Siltstone]

Early Permian
El Pueblo Tracksite

NEW MEXICO
Suggested Reading:

Marco Avanzini, Massimo Bernardi and Umberto Nicosia (2011). The Permo-Triassic Tetrapod Faunal Diversity in the Italian Southern Alps, Earth and Environmental Sciences, Dr. Imran Ahmad Dar (Ed.), ISBN: 978-953-307-468-9, InTech, Available from: http://www.intechopen.com/books/earth-and-environmentalsciences/
the-permo-triassic-tetrapod-faunal-diversity-in-the-italian-southern-alps
Photographed by Michael P. Klimetz

Foot Prints

Reptile
Rhynchosauroides brunswickii
[Impressions in Shale]

Late Triassic
Gettysburg Formation

Fulton Site

Frederick County
MARYLAND
Photographed by Michael P. Klimetz

Foot Prints

Reptile
Rhynchosauroides brunswickii
[Impressions in Shale]

Late Triassic
Gettysburg Formation

Fulton Site

Frederick County
MARYLAND
Photographed by Michael P. Klimetz

Foot Prints

Reptile
Rhynchosauroides brunswickii
[Impressions in Shale]

Late Triassic
Gettysburg Formation

Fulton Site

Frederick County
MARYLAND
Photographed by Michael P. Klimetz

Foot Prints

Reptile
Rhynchosauroides brunswickii
[Impressions in Shale]

Late Triassic
Gettysburg Formation

Fulton Site

Frederick County
MARYLAND
Photographed by Michael P. Klimetz

Trackway

Arthropod
Myriapoda/Millipede
[Impressions in Shale]

Late Triassic
Gettysburg Formation

Fulton Site

Frederick County
MARYLAND
Photographed by Michael P. Klimetz

Trackway

Arthropod
Myriapoda/Millipede
[Impressions in Shale]

Late Triassic
Gettysburg Formation

Fulton Site

Frederick County
MARYLAND
Photographed by Michael P. Klimetz

Trackway

Arthropod
Myriapoda/Millipede
[Impressions in Shale]

Late Triassic
Gettysburg Formation

Fulton Site

Frederick County
MARYLAND
Photographed by Michael P. Klimetz

Trackway

Arthropod
Myriapoda/Millipede
[Impressions in Shale]

Late Triassic
Gettysburg Formation

Fulton Site

Frederick County
MARYLAND
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz

Foot Prints

Reptile (Crocodilymorph)

Batrachopus gracilis

[Positive and Negative Impressions with Worm Burrows, Raindrop Prints and Drag Marks in Shale]

Late Triassic-Early Jurassic
Passaic Formation

Clifton Quarry
Woodland Park
West Paterson

Passaic County
NEW JERSEY
Batrachopus by Anthony Romilio, The University of Queensland, Australia
​Interpretation
Dinosaur Foot Prints

Bipedal Theropod Grallator

Anchisauripus hitchcocki

[Positive Impression in Shale]

Late Triassic-Early Jurassic
Portland Formation

Hampden County
MASSACHUSETTS
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Image Courtesy of The Dinosaur Database
Interpretation