Texoceras

Texoceras is an extinct ammonoid genus in the monotypic goniatitid subfamily Texoceratinae, included in the family Adrianitidae. These are shelled cephalopods more closely related to squids, belemnites, octopuses, and cuttlefish than to nautiloids from which they are derived.

Texoceras
Temporal range: Middle Permian
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Cephalopoda
Subclass: Ammonoidea
Order: Goniatitida
Family: Adrianitidae
Subfamily: Texoceratinae
Ruzhencev & Bogoslovskaya, 1978
Genus: Texoceras
Miller & Furnish, 1937

Texoceras, named and described by Miller & Furnish in 1937, has an involute, subglobular shell, like Adrianites, with a narrow, deep umbilicus in the middle, but with a reticulate surface and a suture that forms 14 rounded lobes.

References


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