Kingdom Animalia Phylum Mollusca Order Ammonitida | Family Hamulinidae Rank Genus Subclass Ammonites | |
 | ||
Similar Ammonites, Acrioceras, Ancyloceras, Macroscaphites, Heteroceras | ||
Hamulina is an extinct ammonoid cephalopod genus belonging to the family Hamulinidae. These cephalopod were fast-moving nektonic carnivores. They lived during the Cretaceous period, Barremiarrean age. Type species is Hamulina astieriana.
Distribution
Fossils of these cephalopods have been found in rocks of Cretaceous of Colombia, Hungary, Italy, Mexico, Spain, Trinidad and Tobago.
References
Hamulina Wikipedia(Text) CC BY-SA