| Phylum: Mollusca Class: Cephalopoda Cephalopod Location: Tucson Mountains Age: Permian Formation: Concha Limestone We Picked these up for our latest project |  |
| Phylum: Brachiopoda Class: Articulata Order: Rhynchonellida Location: Tucson Mountains Age: Mid to late Permian Formation: Concha Limestone We Picked these up for our latest project |  |
| Phylum: Brachiopoda Class: Articulata Order: Strophomenidina Suborder: Productid Productid Brachiopod Location: Tucson Mountains. Age: Mid to late Permian Formation: Concha |  |
| Phylum Mollusca Class: Scaphopoda Scaphopod Location: Tucson Mountains. Age: Mid to late Permian Formation: Concha |  |
| Phylum: Echinodermata Subphylum: Echinozoa Class: Echinoidea Sea Urchin Spines Location: Tucson Mountains Age: Mid to late Permian Formation: Rain Valley |  |
| Phylum: Echinodermata Subphylum: Echinozoa Class: Echinoidea Sea Urchin Spines Location: Tucson Mountains Age: Mid to late Permian Formation: Rain Valley |  |
| Phylum: Echinodermata Subphylum: Echinozoa Class: Echinoidea Sea Urchin Spines Location: Tucson Mountains Age: Mid to late Permian Formation: Rain Valley |  |