Heinzia

Heinzia is an extinct ammonoid cephalopod genus belonging to the family Pulchelliidae.^[3] They lived during the Cretaceous, in the Barremian age.^[1][2]

Heinzia Temporal range: Cretaceous (Barremian age), 130.0–125.45 Ma PreꞒ Ꞓ O S D C P T J K Pg N ↓ [1][2]
Fossil shell of Heinzia colleti from Colombia, on display at Galerie de paléontologie et d'anatomie comparée in Paris
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Cephalopoda
Subclass:	Ammonoidea
Order:	Ammonitida
Suborder:	Ammonitina
Superfamily:	Endemoceratoidea
Family:	Pulchelliidae
Subfamily:	Pulchelliinae
Genus:	Heinzia Sayn, 1890

Distribution

Fossils of species within this genus have been found in the Cretaceous sediments of Colombia, France, Italy, Morocco and Spain.^[1]