Plant Stem High Resolution Image Location: Tucson Mountains Age: Early Cretaceous Formation: Amole Arkose | |
Phylum: Mollusca Class: Bivalvia (Pelecypoda) Coquina Mixed Broken Shells High Resolution Image Location: Tucson Mountains Age: Early Cretaceous Formation: Amole Arkose | |
Phylum: Mollusca Class: Bivalvia (Pelecypoda) Coquina Mixed Broken Shells High Resolution Image Location: Tucson Mountains Age: Early Cretaceous Formation: Amole Arkose | |
Phylum: Mollusca Class: Bivalvia (Pelecypoda) Coquina Mixed Broken Shells High Resolution Image Location: Tucson Mountains Age: Early Cretaceous Formation: Amole Arkose | |
Phylum: Brachiopoda Class: Articulata Order: Spiriferidea Spiriferid Valve with hinge Age: Pennsylvanian Formation: Horquilla Limestone High Resosution Image | |
Phylum: Brachiopoda Class: Articulata Order: Spiriferidea Spiriferid Brachiopod Age: Pennsylvanian Formation: Horquilla Limestone High Resosution Image | |
Phylum: Brachiopoda Class: Articulata Order: Spiriferidea Spiriferid Brachiopod Age: Pennsylvanian Formation: Horquilla Limestone High Resosution Image | |
Phylum: Bryozoa Branching Bryozoa Age: Pennsylvanian Formation: Horquilla Limestone High Resosution Image | |
Phylum: Cnidaria Class: Anthozoa Subclass: Zoantharia Order: Rugosa Horn Coral High Resolution Image Location: Tucson Mountains. Age: Pennsylvanian Formation: Horquilla Limstone |