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Showing results for tags 'st.louis limestone'.
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Questions about any large and currently unnamed Ctenacanthiformes sharks known
Joseph Fossil posted a topic in Questions & AnswersAs I have been researching large ctenacanthiform sharks from North America, I've been wondering if there are any known globally that are currently unnamed. I definitely know of the large Ctenacanthiformes Saivodus stratus (found in both what is now North America and Great Britain), the large Ctenacanthiform from the Permian Kaibab formation in Arizona, and the 'Texas supershark' (a likely large species of Gilkmanius) from the Pennsylvanian Texas Graham formation (all three as larger or larger than an adult Great White Shark (Carcharodon carcharias)). But are there any large ctenac
Advice for Fossil hunting in Alton
Joseph Fossil posted a topic in Questions & AnswersHi! Me and @Tales From the Shale are actively thinking of going on a fossil hunting trip in Alton Illinois (right by St. Louis, Missouri) this week to analyze the Mississippian period St. Louis limestone and I'm wondering if anyone else has gone down there? https://www.mindat.org/feature-4232679.html We're specifically looking for fossils of the Meramac group and though we have a quarry or two, we're thinking of also checking out any road cuts in the area. I'm wondering before we go on the fossil hunt (likely this Saturday), could anyone offer some info on any good road