claire01 Posted June 11, 2014 Share Posted June 11, 2014 (edited) This is from the Eagle Ford Formation in Texas and is Approx. 3". Some sort of sponge maybe? Edited June 11, 2014 by claire01 Link to comment Share on other sites More sharing options...
vertman Posted June 11, 2014 Share Posted June 11, 2014 It looks to me like a rock with some burrows showing on it, maybe some impressions of bivalves as well, though those indentions may not be impressions. Link to comment Share on other sites More sharing options...
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