Chondrichthyes - Lamniformes - Eoptolamnidae
Full reference: J. Kriwet, S. Klug, J. I. Canudo and G. Cuenca-Bescós. 2008. A new Early Cretaceous lamniform shark (Chondrichthyes, Neoselachii). Zoological Journal of the Linnean Society 154:278-290
Parent taxon: Lamniformes according to J. Kriwet et al. 2008
Sister taxa: Acutalamna, Alopiidae, Anacoracidae, Aquilolamnidae, Archaeolamnidae, Carchariidae, Carchariolamna, Cardabiodontidae, Cetorhinidae, Cretoxyrhinidae, Haimirichiidae, Hybodus dispar, Isurolamna, Lamna (Odontaspis) ornata, Lamnidae, Megachasmidae, Mitsukurinidae, Odontaspididae, Orthodon, Otodontidae, Palaeocarcharias, Paraisuridae, Pseudisurus, Pseudocarcharidae, Pseudocarchariidae, Pseudocoracidae, Pseudoisurus tomosus, Pseudoscapanorhynchidae, Serratolamnidae
Subtaxa: Eoptolamna Leptostyrax
Ecology: nektonic carnivore
Distribution:
• Cretaceous of Australia (2 collections), France (6), Japan (3), Lithuania (9), the Russian Federation (2), Spain (1), Sweden (1), the United Kingdom (9), United States (11: Kansas, New Mexico, South Dakota, Texas)
Total: 44 collections each including a single occurrence