Helicoprion Posted February 24 Share Posted February 24 I acquired this specimen from an amateur fossil collector acquaintance of mine so unfortunately, I don't know where it was found and when it dates to. It is roughly the size of a dollar coin. Link to comment Share on other sites More sharing options...
Kane Posted February 24 Share Posted February 24 Possibly Asaphiscus wheeleri from Utah. 2 ...How to Philosophize with a Hammer Link to comment Share on other sites More sharing options...
trilobites_are_awesome Posted February 25 Share Posted February 25 (edited) I agree with Asaphiscus wheeleri from Utah. Edited February 25 by trilobites_are_awesome Cheers! James Link to comment Share on other sites More sharing options...
ted coulianos Posted February 25 Share Posted February 25 Agree, Asaphiscus wheeleri missing the free cheeks on the cephalon; Middle Cambrian, Wheeler Shale, Wasatch Mts., Utah. Link to comment Share on other sites More sharing options...
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