Ophiacodon is a primitive pelycosaur with an elongated skull with large teeth. Ophiacodon is more robust than other comparable reptiles and had significantly more mass for predatory requirements. Ophiacodon is estimated to have weighed as much as 300 pounds.
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Name: Ophiacodon retroversa
Geologic Age: Lower Permian
Stratigraphic detail: Archer City Formation, Bowie Group
Location: Archer County, Texas
Description: Very rare vertebrae.
Ophiacodon Fossil 11 - Price: $40.00
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(Click Photo to Enlarge)
Name: Ophiacodon retroversa
Geologic Age: Lower Permian
Stratigraphic detail: Archer City Formation, Bowie Group
Location: Archer County, Texas
Description: Very rare vertebrae.
Ophiacodon Fossil 12 - Price: $40.00
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(Click Photo to Enlarge)
Name: Ophiacodon retroversa
Geologic Age: Lower Permian
Stratigraphic detail: Archer City Formation, Bowie Group
Location: Archer County, Texas
Description: Very rare vertebrae.
Ophiacodon Fossil 13 - Price: $40.00
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(Click Photo to Enlarge)
Name: Ophiacodon retroversa
Geologic Age: Lower Permian
Stratigraphic detail: Archer City Formation, Bowie Group
Location: Archer County, Texas
Description: Very rare vertebrae!
Ophiacodon Fossil 14 - Price: $40.00
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(Click Photo to Enlarge)
Name: Ophiacodon retroversa
Geologic Age: Lower Permian
Stratigraphic detail: Archer City Formation, Bowie Group
Location: Archer County, Texas
Description: Very rare Radius Bone. Very nice bone quality with one crack glued.
Ophiacodon Fossil 15 - Price: $125.00
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(Click Photo to Enlarge)
Name: Ophiacodon retroversa
Geologic Age: Lower Permian
Stratigraphic detail: Archer City Formation, Bowie Group
Location: Archer County, Texas
Description: Very rare associated toe bone set found together.
Ophiacodon Fossil 16 - Price: $185.00
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(Click Photo to Enlarge)
Name: Ophiacodon retroversa
Geologic Age: Lower Permian
Stratigraphic detail: Ryan Formation
Location: Jefferson County, Oklahoma
Description: Very rare claw from a large synapsid pelycosaur from the Permian of Oklahoma.
Ophiacodon Teeth - Price: $35.00 each
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(Click Photo to Enlarge)
Name: Ophiacodon retroversa
Geologic Age: Lower Permian
Stratigraphic detail: Ryan Formation
Location: Jefferson County, Oklahoma
Description: Very rare Tooth from a large synapsid pelycosaur from the Permian of Oklahoma.
Ophiacodon Tooth 2 - Price: $45.00
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(Click Photo to Enlarge)
Name: Ophiacodon retroversa
Geologic Age: Lower Permian
Stratigraphic detail: Ryan Formation
Location: Jefferson County, Oklahoma
Description: Very rare Tooth from a large synapsid pelycosaur from the Permian of Oklahoma.
Ophiacodon Tooth 3 - Price: $45.00
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(Click Photo to Enlarge)
Name: Ophiacodon retroversa
Geologic Age: Lower Permian
Stratigraphic detail: Ryan Formation
Location: Jefferson County, Oklahoma
Description: Very rare claw from a large synapsid pelycosaur from the Permian of Oklahoma.
Ophiacodon Claw 1 - Price: $165.00
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(Click Photo to Enlarge)
Name: Ophiacodon retroversa
Geologic Age: Lower Permian
Stratigraphic detail: Ryan Formation
Location: Jefferson County, Oklahoma
Description: Very rare claw from a large synapsid pelycosaur from the Permian of Oklahoma.
Ophiacodon Claw 2 - Price: $125.00