Pseudogastrioceratinae is one of two
subfamilies of the
Paragastrioceratidae family. They are an
extinct group of
ammonoid, which are shelled
cephalopods related to
squids,
belemnite
Belemnitida (or the belemnite) is an extinct order of squid-like cephalopods that existed from the Late Triassic to Late Cretaceous. Unlike squid, belemnites had an internal skeleton that made up the cone. The parts are, from the arms-most ...
s,
octopuses, and
cuttlefish, and more distantly to the
nautiloid
Nautiloids are a group of marine cephalopods (Mollusca) which originated in the Late Cambrian and are represented today by the living ''Nautilus'' and '' Allonautilus''. Fossil nautiloids are diverse and speciose, with over 2,500 recorded specie ...
s.
References
The Paleobiology Databaseaccessed on 10/01/07
Paragastrioceratidae
Prehistoric animal subfamilies
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