Definitely a turtle! You may want to compare with the native freshwater slider species too: *Trachemys decorata* and *Trachemys stejnegeri vicina* Size wise it might match those species better than sea turtles... The Chelonian Research Institute may have comparatives: http://chelonianri.org Take care, Cyler -- Cyler Conrad, M.A., RPA Ph.D. Candidate Department of Anthropology University of New Mexico [log in to unmask] On Wed, Jun 21, 2017 at 6:02 AM, Gene Shev <[log in to unmask]> wrote: > Hello, > > I am a masters student currently working on a faunal assemblage from the > Dominican Republic. I have stumbled across a peculiarly triangular shaped > bone and I was wondering if anyone can help me identify it? I am thinking > it may be from a sea turtle but unfortunately I do not have a reference > specimen to compare it to. > > > https://drive.google.com/folderview?id=0B5yjkqd--8abM240V1Qyb2J2T0U > > Any help would be greatly appreciated! > > Gene Shev >