Extinct Mako Shark Tooth, Large at 2 inches long, Late Eocene-Early Pleistocene, Genuine (not a replica), Worldwide Shipping These teeth are 100% authentic and unrestored For sale are several extinct mako shark teeth. These teeth were found off the coast of South Carolina and are mostly greyish-black in color. We have several of these teeth available. The extinct mako shark is scientifically named Isurus Hastalis (or is sometimes classified under Cosmopolitodus Hastalis). The tooth you'll receive will resemble the teeth shown in the pictures, but it will not be identical. Relative dating has been used to date these to the late eocene - early pleistocene eras. These teeth measure between 1 3/4 inches to a little over 2 inches long. THE ITEM(S) WILL BE SHIPPED OUT VIA STANDARD MAIL (DOMESTIC INTERNATIONAL) (ESTIMATED SHIPPING TIME IS APPROXIMATELY 3-5 WORKING DAYS DOMESTIC AND 8-14 DAYS INTERNATIONAL DEPENDING ON COUNTRY AND LOCATION). THANK YOU FOR LOOKING.