Dimorphoceratoidea
Temporal range: Late Paleozoic
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Cephalopoda
Subclass: Ammonoidea
Order: Goniatitida
Suborder: Goniatitina
Superfamily: Dimorphoceratoidea
Hyatt 1931
Families
Synonyms

Dimorphocerataceae

Dimorphoceratoidea is one of seventeen superfamilies included in the ammonoid suborder Goniatitina, a variety of shelled cephalopods that lived during the late Paleozoic.

The Dimorphoceratoidea can be described as Goniatitina with subdiscoidal to lenticular shells that have conspicuous closed umbilici and goniatitic sutures with long prominently bifid ventral lobes and more or less subdivided external lobes.

References


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