Kosmoclymeniidae is a family in the
ammonoid
Ammonoids are a group of extinct marine mollusc animals in the subclass Ammonoidea of the class Cephalopoda. These molluscs, commonly referred to as ammonites, are more closely related to living coleoids (i.e., octopuses, squid and cuttlefish) ...
order
Clymeniida
Clymeniida is an order of ammonoid cephalopods from the Upper Devonian characterized by having an unusual dorsal siphuncle. They measured about in diameter and are restricted to Europe, North Africa, and possibly Australia.
Morphologic charac ...
. They were fast-moving nektonic carnivores.
Subfamilies and genera
* ''
Kosmoclymeniinae'' Korn and Price 1987
** ''
Kosmoclymenia
''Kosmoclymenia'' is a genus in the ammonoid order Clymeniida, in the family Kosmoclymeniidae.
Species
Description
Shells of these extinct cephalopods can reach a maximum diameter of . They were fast-moving nektonic carnivores.
Distribution ...
'' Schindewolf 1949
** ''
Linguaclymenia'' Korn and Price 1987
** ''
Lissoclymenia'' Korn and Price 1987
** ''
Muessenbiaergia'' Korn and Price 1987
* ''
Rodeckiinae'' Korn 2002
** ''
Franconiclymenia'' Korn and Price 1987
** ''
Protoxyclymenia'' Schindewolf 1923
** ''
Rodeckia Korn'' 2002
Distribution
Fossils of species within this family have been found in the
Devonian
The Devonian ( ) is a geologic period and system of the Paleozoic era, spanning 60.3 million years from the end of the Silurian, million years ago (Mya), to the beginning of the Carboniferous, Mya. It is named after Devon, England, whe ...
of Austria, China. Germany and Morocco.
References
The Paleobiology Database
Devonian ammonites
Late Devonian first appearances
Late Devonian animals
Famennian extinctions
Ammonite families
Clymeniina
{{Clymeniida-stub