Emilitinae is a subfamily based on the genus ''
Emilites'', proposed by Leonova and Bogoslovskaya, 1990, for the most primitive members of the Adrianitidae, but no longer generally recognized as an independent taxon. ''Emilites'' and the other genera listed in the Emilitinae have been reassigned to the
Adrianitinae where they were previously found.
These are part of an extinct group of shelled
cephalopods
A cephalopod is any member of the molluscan class Cephalopoda (Greek plural , ; "head-feet") such as a squid, octopus, cuttlefish, or nautilus. These exclusively marine animals are characterized by bilateral body symmetry, a prominent head, an ...
known as
ammonoids, which are more closely related to
squid
True squid are molluscs with an elongated soft body, large eyes, eight arms, and two tentacles in the superorder Decapodiformes, though many other molluscs within the broader Neocoleoidea are also called squid despite not strictly fitting t ...
s,
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 to ...
s,
octopus
An octopus ( : octopuses or octopodes, see below for variants) is a soft-bodied, eight- limbed mollusc of the order Octopoda (, ). The order consists of some 300 species and is grouped within the class Cephalopoda with squids, cuttle ...
es, and
cuttlefish
Cuttlefish or cuttles are marine molluscs of the order Sepiida. They belong to the class Cephalopoda which also includes squid, octopuses, and nautiluses. Cuttlefish have a unique internal shell, the cuttlebone, which is used for control of ...
than to the
nautiloids from which they are derived.
References
* Emilitinae i
GONIAT online12/03/10
Paleodb Emilitidae12/03/10
The Paleobiology Databaseaccessed on 10/01/07
Adrianitidae
{{Goniatitida-stub