Ammonites /ˈæmənaɪts/ are an extinct group of marine invertebrate animals in the subclass Ammonoidea of the class Cephalopoda. These molluscs are more closely related to living coleoids (i.e. octopuses, squid, and cuttlefish) than they are to shelled nautiloids such as the living Nautilus species.
We all know the horrors of the deep sea. You know, the part where you can’t see past the dark abyss and know there’s probably some sort of crazy looking fish that’s staring right back at you. The Mariana Trench harbors some of the most interesting and