bthemoose Posted July 8, 2021 Share Posted July 8, 2021 (edited) I was going through some of my shark teeth from the Calvert Cliffs (Miocene) in Maryland, and this Galeocerdo aduncus tooth caught my eye due its somewhat unusual shape (not including the fact that it's broken on one corner). I'm wondering if it might be a symphyseal tooth. From reading past forum posts, it seems like there's a range of Galeocerdo symphyseal shapes, from symphyseals that are pretty symmetrical to ones that are less so (such as mine, if it is one). For those more familiar with these teeth than I am, what do you think? Thanks for looking! Edited July 8, 2021 by bthemoose Link to comment Share on other sites More sharing options...
Al Dente Posted July 8, 2021 Share Posted July 8, 2021 It could be a symphyseal. What is it’s size? Link to comment Share on other sites More sharing options...
bthemoose Posted July 8, 2021 Author Share Posted July 8, 2021 3 hours ago, Al Dente said: It could be a symphyseal. What is it’s size? Ah, I forgot to list that! It's 17 mm on the slant and 16 mm wide (though perhaps wider originally since it's missing a bit on one end). I'm not sure what a typical size ratio is between G. aduncus symphyseals and anterior teeth, but I will say this is not an unusually small tooth from the site in my experience. I believe the largest tiger I've found here was 22 mm on the slant, so that may cut against this one being a symphyseal. Link to comment Share on other sites More sharing options...
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