Field Photos From the Sonoita Expedition August 2003
| Phylum: Echinodermata Class: Crinoidea Crinoid Stem Location: Near Sonoita Az. Age: Permian Formation: Colina |  |
| Phylum: Echinodermata Class: Crinoidea Crinoid Section Location: Near Sonoita Az. Age: Permian Formation: Colina |  |
| Phylum: Echinodermata Class: Crinoidea Crinoid Section Location: Near Sonoita Az. Age: Permian Formation: Colina |  |
| Phylum: Echinodermata Class: Crinoidea Crinoid Stem Location: Near Sonoita Az. Age: Permian Formation: Colina |  |
| Phylum: Echinodermata Class: Crinoidea Crinoid Section with Echinoid Spines Location: Near Sonoita Az. Age: Permian Formation: Colina |  |
| Phylum: Cnidaria Class: Anthozoa Subclass: Zoantharia Order: Rugosa Rugose Coral Location: Near Sonoita Az. Age: Permian Formation: Colina |  |
| Nautaloid? Location: Near Sonoita Az. Age: Permian Formation: Colina |  |
| Phylum: Brachiopoda Class: Articulata Order: Strophomenidina Suborder: Productid Internal Mold Location: Near Sonoita Az. Age: Permian Formation: Colina |  |