This trilobite fossil might be a Griffithides bufo pygidium found in the Indian Springs Formation of Crawford County, Indiana USA. This animal existed in the Mississippian Period. CLICK HERE to see another Griffithides bufo found in Crawfordsville, Indiana at Piedmont Fossil's Flickr site.
Your blog is very informative and provide lots of ideas and inspiration. Thanks for sharing your knowledge
ReplyDeleteI also found the same species, you could probobly find some at Donahoo Rd.
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