First in situ documentation of a fossil tooth of the megatooth shark Otodus (Megaselachus) megalodon from the deep sea in the Pacific Ocean. - Pollerspöck, Jürgen; Cares, Danielle; Ebert, David A.; Kelley, Katherine A.; Pockalny, Robert; Robinson, Rebecca S.; Wagner, Daniel; Straube, Nicolas (Historical Biology, 2025)