Feild Photos From the Concha Formation
| Phylum: Brachiopoda Class: Articulata Order: Spiriferidea Suborder: Athyrididina Genus: Composita The Lophophore can be seen. Location: Tucson Mountains Age: Mid to late Permian Formation: Concha |  |
| Phylum: Brachiopoda Class: Articulata Order: Spiriferidea Suborder: Athyrididina Genus: Composita Age: Mid to late Permian Formation: Concha |  |
| Phylum: Brachiopoda Class: Articulata Order: Rhynchonellida Location: Near Vail Age: Mid to late Permian Formation: Concha |  |
| Phylum: Brachiopoda Class: Articulata Order: Rhynchonellida Location: Near Vail Age: Mid to late Permian Formation: Concha |  |
| Phylum: Brachiopoda Class: Articulata Order: Rhynchonellida The zigzag commisure or opening can be seen. Location: Tucson Mountains Age: Mid to late Permian Formation: Concha |  |
| Phylum: Brachiopoda Class: Articulata Order: Rhynchonellida Location: Tucson Mountains Age: Mid to late Permian Formation: Concha |  |
| Phylum: Brachiopoda Class: Articulata Order: Rhynchonellida Location: Tucson Mountains Age: Mid to late Permian Formation: Concha |  |
| Phylum: Brachiopoda Class: Articulata Order: Rhynchonellida Location: Tucson Mountains Age: Mid to late Permian Formation: Concha |  |
| Phylum: Brachiopoda Class: Articulata Order: Rhynchonellida Location: Tucson Mountains Age: Mid to late Permian Formation: Concha |  |
| Phylum: Brachiopoda Class: Articulata Order: Spiriferidea Suborder: Athyrididina Genus: Composita Location: Tucson Mountains. Age: Mid to late Permian Formation: Concha |  |
| Phylum: Bryozoa Class: Stenolaemata Order: Fenestrata Bryozoa Location: Tucson Mountains. Age: Mid to late Permian Formation: Concha |  |
| Brachiopod Shell? Location: Tucson Mountains. Age: Mid to late Permian Formation: Concha |  |
| Phylum: Mollusca Class: Gastropoda Location: Near Sonoita Az. Age: Late Permian Formation: Concha Limestone |  |
| Phylum: Mollusca Class: Gastropoda Location: Near Sonoita Az. Age: Late Permian Formation: Concha Limestone |  |
| Phylum: Cnidaria Coral Location: Near Sonoita Az. Age: Late Permian Formation: Concha Limestone |  |
| Phylum: Echinodermata Class: Crinoidea Crinoid Stems Location: Near Sonoita Az. Age: Late Permian Formation: Concha Limestone |  |
| Phylum: Echinodermata Class: Crinoidea Crinoid Stems Location: Near Sonoita Az. Age: Late Permian Formation: Concha Limestone |  |
| Phylum: Echinodermata Class: Crinoidea Crinoid Stems Diving into Matrix Location: Near Sonoita Az. Age: Late Permian Formation: Concha Limestone |  |
| Phylum: Echinodermata Class: Crinoidea Crinoid Stems Location: Near Sonoita Az. Age: Late Permian Formation: Concha Limestone |  |
| Phylum: Echinodermata Class: Crinoidea Crinoid Stem Location: Near Sonoita Az. Age: Late Permian Formation: Concha Limestone |  |
| Phylum: Brachiopoda Class: Articulata Order: Strophomenidina Suborder: Productid Location: Tucson Mountains. Age: Mid to late Permian Formation: Concha |  |
| Phylum: Brachiopoda Class: Articulata Order: Spiriferidea Suborder: Athyrididina Genus: Composita Location: Tucson Mountains. Age: Mid to late Permian Formation: Concha |  |
| Phylum: Echinodermata Class: Crinoidea Crinoid stem with 3 intact discs Location: Tucson Mountains. Age: Mid to late Permian Formation: Concha |  |
| Phylum: Bryozoa Class: Stenolaemata Order: Fenestrata Some well preserved Bryozoa Location: Tucson Mountains. Age: Mid to late Permian Formation: Concha |  |
| Phylum: Bryozoa Another tpye of Bryozoa Location: Tucson Mountains. Age: Mid to late Permian Formation: Concha |  |
| Phylum: Brachiopoda Class: Articulata Order: Rhynchonellida Location: Tucson Mountains. Age: Mid to late Permian Formation: Concha |  |