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Showing results for tags 'stereocidaris'.
A few weeks after my mother found her most recent cidarid in an Edwards formation check dam, I took a few minutes to swing by the same dam to see for myself what else could be found. Within minutes I dug up a cylindrical fossil that for a few weeks puzzled me due to its resemblance to a belemnite phragmocone. Then on Wednesday night I went to the DPS meeting and afterwards met briefly with Professor Andy Gale and showed him this specimen. He identified it as a rudist and immediately corroborated that with another DPS member familiar with rudists. What confused me is that it doesn't look like a
Heteromorph posted a topic in Fossil IDOn November 27 of this year my mother and I went hunting in a new housing development exposing the Austin Chalk in North Texas. The first and only site that we got to was covered in this rock that has been brought in from somewhere else. It was odd in that it looked like someone had just poured a bunch of it in an empty lot in no particular pattern. It was all next to a man made hole in the ground in the middle of the lot, but I don't see how that could be related. We have seen bags of this matrix in drainage ditches before and had also seen it variously thrown about at different Austin Chalk
austinswamp posted a topic in Fossil IDGood evening, my curiosity is getting the best of me. I know someone amongst this knowledgeable forum can give me some insight on this odd piece. I found this on a gravel bed where I have found xiphactinus vertebrae and various shark teeth. The creek runs through Travis county, Texas. Thanks
From the album: Echinoidea from Calcários Apinhoados da Costa D'Arnes formationStereocidaris sp probably Stereocidaris cenomaniensis (COTTEAU,1845), Calcários Apinhoados da Costa D'Arnes formation, Upper Cenomanian, Portugal. 25 mm.