Blastoids
Photographed by Michael P. Klimetz


Deltoblastus permicus

Permian

Timor
INDONESIA
Photographed by Michael P. Klimetz


Deltoblastus permicus

Permian

Timor
INDONESIA
Photographed by Michael P. Klimetz


Deltoblastus permicus

Permian

Timor
INDONESIA
Photographed by Michael P. Klimetz


Pentremites sp.

Mississippian
Ridenhower Formation

Millstadt

ILLINOIS
Photographed by Michael P. Klimetz


Pentremites sp.

Mississippian
Ridenhower Formation

Millstadt

ILLINOIS