Bonehunter Posted April 3, 2020 Share Posted April 3, 2020 So this one has always fascinated me-always thought it was some sort of conical shell, but now not so sure? Also found in St. Louis county in the same rock as the "gooosneck barnacle", of which I will get better pics Appreciate any thoughts! Bone Link to comment Share on other sites More sharing options...
Kane Posted April 3, 2020 Share Posted April 3, 2020 The photos are a bit too grainy for me to make out more detail. Judging mostly by shape, I do wonder if it is possible that this is a platycerid gastropod, such as Spinplatyceras conicum (or similar). 3 ...How to Philosophize with a Hammer Link to comment Share on other sites More sharing options...
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