Mikeyjmmkay Posted September 3, 2019 Share Posted September 3, 2019 I found this tooth a few years ago at caspersen beach while living in florida any help in identifying it would be greatly appreciated. Link to comment Share on other sites More sharing options...
Praefectus Posted September 3, 2019 Share Posted September 3, 2019 Giant mako, Cosmopolitodus hastalis, lower tooth. 2 Link to comment Share on other sites More sharing options...
Mikeyjmmkay Posted September 3, 2019 Author Share Posted September 3, 2019 When did they go extinct? Link to comment Share on other sites More sharing options...
Manticocerasman Posted September 3, 2019 Share Posted September 3, 2019 they lived during the Miocene and Pliocene, the end of the Pliocene is around 2.58 million years ago. 1 growing old is mandatory but growing up is optional. Link to comment Share on other sites More sharing options...
Natalie81 Posted September 3, 2019 Share Posted September 3, 2019 Carcharodon hastalis is the current name 2 Link to comment Share on other sites More sharing options...
Praefectus Posted September 3, 2019 Share Posted September 3, 2019 9 hours ago, Natalie81 said: Carcharodon hastalis is the current name Is that what they are calling it nowadays? I usually just call them Cosmopolitodus hastalis to avoid the mako vs white shark debate. I've see the giant mako referred to by all of the following. Cosmopolitodus hastalis Cosmopolitodus xiphodon Isurus hastalis Isurus xiphodon Oxyrhina hastalis Carcharodon plicatilis Carcharodon hastalis Link to comment Share on other sites More sharing options...
Natalie81 Posted September 4, 2019 Share Posted September 4, 2019 14 hours ago, Praefectus said: Is that what they are calling it nowadays? I usually just call them Cosmopolitodus hastalis to avoid the mako vs white shark debate. I've see the giant mako referred to by all of the following. Cosmopolitodus hastalis Cosmopolitodus xiphodon Isurus hastalis Isurus xiphodon Oxyrhina hastalis Carcharodon plicatilis Carcharodon hastalis I know and it's confusing but Carcharodon hastalis is now the current name. Link to comment Share on other sites More sharing options...
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