| Phylum: arthropoda Insect parts or Seed head Preserved in chalcedony Location: Near Holbrook Arizona Age: Triassic? Formation: Chinle? High Resolution Image |  |
| Phylum: arthropoda Insect parts or Seed head Preserved in chalcedony Location: Near Holbrook Arizona Age: Triassic? Formation: Chinle? High Resolution Image | |
| Phylum: arthropoda Insect parts or Seed head Preserved in chalcedony Location: Near Holbrook Arizona Age: Triassic? Formation: Chinle? High Resolution Image |  |
| Phylum: Bryozoa Branching Bryozoa Location: Near Holbrook Arizona Age: Paleozoic Formation: Rim Gravels High Resolution Image |  |
| Phylum: Echinodermata Echinoid Debris Location: Near Holbrook Arizona Age: Paleozoic Formation: Rim Gravels High Resolution Image |  |
| Phylum: Echinodermata Echinoid Debris Location: Near Holbrook Arizona Age: Paleozoic Formation: Rim Gravels High Resolution Image |  |
| Phylum: Echinodermata Echinoid Debris Location: Near Holbrook Arizona Age: Paleozoic Formation: Rim Gravels High Resolution Image |  |
| Phylum: Mollusca Class: Bivalvia (Pelecypoda) Genus: Pecten Scallop Location: Near Holbrook Arizona Age: Paleozoic Formation: Rim Gravels High Resolution Image |  |
| Phylum: Cnidaria Class: Anthozoa Subclass: Zoantharia Order: Rugosa Rugose Coral Location: Near Holbrook Arizona Age: Paleozoic Formation: Rim Gravels High Resolution Image |  |
| Phylum: Brachiopoda Brachiopods Location: Near Holbrook Arizona Age: Paleozoic Formation: Rim Gravels High Resolution Image |  |
| Phylum: Brachiopoda Class: Articulata Order: Strophomenidina Suborder: Productid Productid Brachiopod Location: Near Holbrook Arizona Age: Paleozoic Formation: Rim Gravels High Resolution Image |  |
| Phylum: Brachiopoda Class: Articulata Order: Strophomenidina Suborder: Productid Productid Brachiopod Location: Near Holbrook Arizona Age: Paleozoic Formation: Rim Gravels High Resolution Image |  |
| Phylum: Brachiopoda Magnified View Class: Articulata Order: Strophomenidina Suborder: Productid Productid Brachiopod Location: Near Holbrook Arizona Age: Paleozoic Formation: Rim Gravels High Resolution Image |  |
| Kingdom: Protista Phylum: Cyanobacteria Stromatolite Location: Near Holbrook Arizona Age: Paleozoic Formation: Rim Gravels High Resolution Image |  |
| Phylum: Mollusca Class: Gastropoda Gastropod (external mold) Location: Near Holbrook Arizona Age: Paleozoic Formation: Rim Gravels High Resolution Image |  |