Limestone slab packed with Devonian Placoderm bone

Fossils of Arizona

Fossil of the Month
Triassic shale with fossil seed
Updated 11/10/17
This section is devoted to showing off our most interesting monthly finds. Check back monthly for updates!
Latest images below:
The ornamentation is stunning. Click image to enlarge to full size

November 2017

Left: Zig Zag Ribbed Gastropods (Glyptospira cristulata)

These tiny gastropods are some of the most beautiful types we have found in the Fort Apache Limestone!

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October 30, 2017

Left: Scaphopod Teleoconch from the Fort Apache Limestone east of Payson. This is one of the rarest occurences of this type of fossil found in the Permian.

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September 25, 2017

Left: Microchonid from the Fort Apache Limestone at a magnification of 45x. A 10 layer stack of images at different focus were combined with Picolay to creat this sharp image of this magnificent annelid domicile.

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July 17, 2017

Left: Permian Sponge Actinocoelia Meandrina from the Fossil Mountain Member of the Kaibab Formation. We found this one on the top of the Mogollon Rim at the Fire Break Site.

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October 9, 2016

Left: Shark Coprolites from the Permian Supai formation at the Christopher Creek uranium mine. Fossilized excretra such as this can provide clues to animals which did not leave any bones or other remains, and what thier diet may have consisted of. Most likely Xanthid Sharks.

Previous Fossil of the Month Entries:
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September 18, 2016

Left: Polished quarter sized specimen of a Mescal Limestone stromatolite. This is from the "Algal Member" of the Mescal, found near Roosevelt Lake. Here we can see in this silicified specimen the nested cone structure typical of fossil algae found in Arizona.

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