Results for "Cambrian"

• Bivalvia

  The Bivalvia, in previous centuries referred to as the Lamellibranchiata and Pelecypoda, comprise a class of marine and freshwater molluscs that have laterally compressed bodies enclosed by a shell consisting of two hinged parts. They

  https://heroes-and-villains-fight-club.fandom.com/wiki/Bivalvia

• Gastropoda

  The Gastropoda or gastropods, more commonly known as snails and slugs, are a large taxonomic class within the phylum Mollusca. The class Gastropoda includes snailsand slugs of all kinds and all sizes from microscopic to

  https://heroes-and-villains-fight-club.fandom.com/wiki/Gastropoda

• Permian-Triassic extinction event

  The Permian–Triassic (P–Tr) extinction event, colloquially known as the Great Dying or the Great Permian Extinction, occurred about 252 Ma (million years) ago, forming the boundary between the Permian and Triassic geologic periods

  https://heroes-and-villains-fight-club.fandom.com/wiki/Permian-Triassic_extinction_event

• Ammonoidea

  Ammonites/ˈæmənaɪts/ are an extinct group of marine mollusc 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

  https://heroes-and-villains-fight-club.fandom.com/wiki/Ammonoidea

• Jawless fish

  Agnatha (Greek, "no jaws") is a superclass of jawless fish in the phylum Chordata, subphylum Vertebrata, consisting of both present (cyclostomes) and extinct (conodontsand ostracoderms) species. The group excludes all vertebrates with jaws, known as

  https://heroes-and-villains-fight-club.fandom.com/wiki/Jawless_fish

• Conodont

  Conodonts (Greek kōnos, "cone",+ odont, "tooth") are extinct chordates resembling eels, classified in the class Conodonta. For many years, they were known only from tooth-like microfossils found in isolation and now called conodont elements

  https://heroes-and-villains-fight-club.fandom.com/wiki/Conodont

• Nautiloid

  Nautiloids are a large and diverse group of marine cephalopods (Mollusca) belonging to the subclass Nautiloidea that began in the Late Cambrian and are represented today by the living Nautilus and Allonautilus. Nautiloids flourished during

  https://heroes-and-villains-fight-club.fandom.com/wiki/Nautiloid

• Trilobite

  appearance of trilobites in the fossil record defines the base of the Atdabanian stage of the Early Cambrian period (521 million years ago), and they flourished throughout the lower Paleozoic era before beginning a drawn

  https://heroes-and-villains-fight-club.fandom.com/wiki/Trilobite