Palaeorhincodon

Palaeorhincodon
Temporal range:
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Chondrichthyes
Subclass: Elasmobranchii
Division: Selachii
Order: Orectolobiformes
Family: Rhincodontidae
Genus: Palaeorhincodon
Species
  • P. daouii
  • P. dartvellei
  • P. wardi
  • P. ypresiensis

Palaeorhincodon is an extinct genus of prehistoric whale shark from the Paleocene and Eocene periods. It had a similar distribution range to that of modern whale sharks, with teeth from Palaeorhincodon being found in warm water areas such as North America, Europe, Asia, and Africa.[1] Its teeth are very small, being only 3 millimeters in height. There are up to 300 files of teeth in each jaw of Palaeorhincodon.[2]

Ecology

Palaeorhicodon presumedly behaved similarly to extant whale sharks, feeding on plankton and larger pelagic animals like small crustaceans, fish and squid.[3]

References

  1. ^ "Rhincodontidae". Fossilworks.
  2. ^ "elasmo.com". www.elasmo.com. Retrieved 2025-06-01.
  3. ^ "elasmo.com". www.elasmo.com. Retrieved 2025-06-01.