Field Photos From Sonoita April - June 2005
| Petrified Wood Age: Cretaceous Formation: Fort Crittenden High Resolution Image |  |
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| Petrified Wood Age: Cretaceous Formation: Fort Crittenden High Resolution Image |  |
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| Petrified Wood Age: Cretaceous Formation: Fort Crittenden High Resolution Image |  |
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| Petrified Wood Age: Cretaceous Formation: Fort Crittenden High Resolution Image |  |
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| Petrified Wood Age: Cretaceous Formation: Fort Crittenden High Resolution Image |  |
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| Petrified Wood Age: Cretaceous Formation: Fort Crittenden High Resolution Image |  |
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| Petrified Wood Age: Cretaceous Formation: Fort Crittenden High Resolution Image |  |
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| Leaves (Travertine) Age: Quatranary Formation: Fort Crittenden High Resolution Image |  |
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| Phylum: Brachiopoda Class: Articulata Order: Spiriferidea Suborder: Athyrididina Genus: Composita Age: Age: Pennsylvanian? Formation: Horquilla Limestone? |  |
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| Phylum: Echinodermata Crinoid stem Location: Near Sonoita Az. Age: Pennsylvanian? Formation: Horquilla Limestone? |  |
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