Holcodiscidae

Holcodiscidae Temporal range: Cretaceous, 140.2–84.9Ma PreꞒ Ꞓ O S D C P T J K Pg N [1]
Fossil shell of Spitidiscus species 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
Order:	Ammonitida
Family:	Holcodiscidae Spath 1924

Holcodiscidae is an ammonite family placed in the order Ammonitida.

Genera

^[1]

• Holcodiscus
• Jeanthieuloyites
• Parasaynoceras
• Spitidiscus

Distribution

Fossils of species within this genus have been found in the Cretaceous sediments in Argentina, Austria, Chile, Colombia, the Czech Republic, Czechoslovakia, France, Hungary, Italy, Mexico, Morocco, Portugal, Romania, Slovakia, Spain and Russia. ^[1]

References

• W.J. Arkell, et al, 1957. Mesozoic Ammonoidea Treatise on Invertebrate Paleontology, Part L, Ammonoidea. Geological Society of America and Univ Kansas Press.