• Victor Perez replied to the topic "Ears" on side of Chubutensis root in the forum What Is It? 7 months ago

    7 months ago
    7 months ago

    Hi <span class=”atwho-inserted” contenteditable=”false” data-atwho-at-query=”@james-e”>@james-ellsworth</span>, I see what you are referring to now. I have certainly taken note of this feature before and I know others have as well; however, as far as I know, no one has really provided an explanation for this feature and I don’t think there is any…[Read more]

  • Victor Perez posted a new activity comment 7 months, 1 week ago

    7 months, 1 week ago
    7 months, 1 week ago

    Hi @james-ellsworth, I saw your message, but I’m unsure why your comment is showing up here. The ‘ears’ are lateral cusplets, which may have served to help grasp prey and/or prevent food from getting trapped between the teeth. The ancestor of Megalodon had much more prominent lateral cusplets, which were gradually reduced and eventually lost.…[Read more]