Acantholytoceras

Acantholytoceras
Temporal range:
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Mollusca
Class: Cephalopoda
Subclass: †Ammonoidea
Order: †Ammonitida
Suborder: †Ancyloceratina
Family: †Crioceratitidae
Genus: †Acantholytoceras
Spath, 1923
Type species
Acantholytoceras longispinum
(Uhlig, 1883)

Acantholytoceras is an extinct genus of ammonite that belongs to the family Crioceratitidae. It lived during the Cretaceous period across Europe in places such as Spain, France and Serbia. [1][2]

It was likely a fast-moving nektonic predator.[1]

Taxonomy

Species

As of May 2026, this genus contains four described species. They are listed below:[3][4]

  • Acantholytoceras longispinum (Uhlig, 1883)
  • Acantholytoceras subcirculare Avram 2002
  • Acantholytoceras tenuicostatum (Thomel, 1965)
  • Acantholytoceras thomeli Delanoy et al. 2024

References

  1. 1 2 "Fossilworks: Acantholytoceras". fossilworks.org. Retrieved 17 December 2021.
  2. ↑ "PBDB". Paleobiology Database. Retrieved 2019-03-11.
  3. ↑ Delanoy, Gerard & Baudouin, Cyril & Agostini, Gilles. (2024). Données nouvelles sur Acantholytoceras longispinum (Uhlig, 1883) et sur le genre Acantholytoceras Spath, 1923 (Ammonoidea, Ptychoceratoidea). 1-15.
  4. ↑ "Acantholytoceras". The Octopus News Magazine Online. Retrieved 2019-03-11.