Keasius Welton 2013 (basking shark)

Chondrichthyes - Lamniformes - Cetorhinidae

Synonym: Praecetorhinus Hocht 1978 [replaced name]

Full reference: B. J. Welton. 2013. A new archaic basking shark (Lamniformes, Cetorhinidae) from the Late Eocene of Western Oregon, USA, and description of the dentition, gill rakers and vertebrae of the recent basking shark Cetorhinus Maximus (Gunnerus). New Mexico Museum of Natural History and Science Bulletin 58:1-48

Parent taxon: Cetorhinidae according to B. J. Welton 2013

See also Přikryl et al. 2016

Sister taxa: Caucasochasma, Cetorhinus, Pseudocetorhinus

Subtaxa: Keasius parvus Keasius rhenanus Keasius septemtrionalis Keasius taylori

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Ecology: fast-moving nektonic suspension feeder-carnivore

Distribution:

• Miocene of Belgium (4 collections), Germany (17), the Netherlands (1), United States (2: Virginia)

• Oligocene of Belgium (2), the Czech Republic (1), France (2), Germany (15), the Netherlands (1), Poland (1), Romania (1), United States (1: South Carolina)

• Eocene to Oligocene of the Czech Republic (1)

• Eocene of Ukraine (1), United States (3: Oregon)

Total: 53 collections including 55 occurrences

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Specimen images are retrieved through the ePANDDA API.


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