Quinnites

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Quinnites
Temporal range: Carboniferous
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Cephalopoda
Subclass: Ammonoidea
Order: Goniatitida
Family: Reticuloceratidae
Subfamily: Reticuloceratinae
Genus: Quinnites
Manger and Saunders, 1980

Quinnites is a genus of goniatitid ammonites included in the gastrioceratoidean family Reticuloceratidae known from the Carboniferous of the state of Arkansas, USA.[1]

Description

Quinnites can be recognized by its thickly discoidal shell with a wide umbilicus and double pronged ventral lobe with a median saddle about half as high as the entire lobe. Umbilical ribs are common. May have spiral ornamentation, constrictions, or ventral groove.[2]

Taxonomy

Quinnites, named by Manger and Saunders 1980, contains two species, Quinnites henbesti and Quinnites textum, both removed from Gastrioceras (Branneroceras).

References