Field Photos From the Sonoita Expedition 3/2001

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Urchin Spines
Location: Near Sonoita Az.
Age: Permian
Formation: Colina
Urchin Spines
Location: Near Sonoita Az.
Age: Permian
Formation: Colina
Crinoid Stem Cross Section with Urchin Spine
Location: Near Sonoita Az.
Age: Permian
Formation: Colina
Crinoid Stem
Location: Near Sonoita Az.
Age: Permian
Formation: Colina
Crinoid Section
Location: Near Sonoita Az.
Age: Permian
Formation: Colina
Crinoid Stem
Location: Near Sonoita Az.
Age: Permian
Formation: Colina
Crinoid Stem
Location: Near Sonoita Az.
Age: Permian
Formation: Colina
Phylum: Brachiopoda
Class: Articulata
Order: Strophomenidina
Suborder: Productid
Location: Near Sonoita Az.
Age: Permian
Formation: Colina
Phylum: Brachiopoda
Class: Articulata
Order: Strophomenidina
Suborder: Productid
Location: Near Sonoita Az.
Age: Permian
Formation: Colina
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