I got this for a couple of reasons. One, I wanted a real great white shark tooth to show people alongside my megalodon tooth (for which see theprevious post). Extant great whites are quite rightly protected, and their teeth are outside my price range when they are available at all. For...
Can we figure out what any of those invertebrates were? Just a few years ago that would have been a challenging task for a non-specialist, but fortunately in 2019 Harry Maisch and colleagues published a really cool paper, “Macroborings in Otodus megalodon and Otodus chubutensis shark teeth...