tom3141 Posted October 20, 2021 Share Posted October 20, 2021 Found on a beach in Yorkshire. Not entirely sure what this is. Many thanks Link to comment Share on other sites More sharing options...
Manticocerasman Posted October 20, 2021 Share Posted October 20, 2021 looks like an accumulation of "Gryphea" oysters 1 1 growing old is mandatory but growing up is optional. Link to comment Share on other sites More sharing options...
Tidgy's Dad Posted October 20, 2021 Share Posted October 20, 2021 Yes, could be Gryphaea. 1 Life's Good! Tortoise Friend. Link to comment Share on other sites More sharing options...
TqB Posted October 20, 2021 Share Posted October 20, 2021 I think it looks more like a Carboniferous limestone glacial erratic containing brachiopods. 1 1 Tarquin Link to comment Share on other sites More sharing options...
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