Phylloceras serum

Phylloceras serum is an extinct species of ammonoid cephalopods belonging to the family Phylloceratidae. These nektonic carnivores lived from Early Jurassic to Late Cretaceous (from 150,8 to 125.45 Ma).^[1]

Phylloceras serum Temporal range: Early Jurassic–Late Cretaceous PreꞒ Ꞓ O S D C P T J K Pg N [1]
Fossil shells of Phylloceras serum from Alpes-de-Haute-Provence, on display at Galerie de paléontologie et d'anatomie comparée in Paris
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Cephalopoda
Subclass:	†Ammonoidea
Order:	†Ammonitida
Family:	†Phylloceratidae
Genus:	†Phylloceras
Species:	†P. serum
Binomial name
†Phylloceras serum Oppel 1865

Distribution

Fossils of species within this genus have been found in the Cretaceous of Austria, Mexico, Morocco, Poland, South Africa, Ukraine and in the Jurassic of Hungary and Italy.^[1]