Reference articles on history, science, culture and more
Surprise meSurprise meSubscribe
Encyclopedia

Notogoneus

Extinct genus of fishes

Wikipedia contributorsAdapted for Fathomly · View authors
1 min read
Source updated October 5, 2025
Image credit is listed at the end of this article.

Notogoneus is an extinct genus of prehistoric ray-finned fish. A trace fossil attributed to Notogoneus osculus has been found in the Green River Formation.

01Species

  • †Notogoneus cuvieri (Agassiz, 1844)
  • †Notogoneus gracilis Sytchevskaya, 1986
  • †Notogoneus janeti Priem, 1908
  • †Notogoneus longiceps von Meyer, 1848
  • †Notogoneus maarvelis Grande, 2022
  • †Notogoneus montanensis Grande and Grande, 1999
  • †Notogoneus osculus Cope, 1885
  • †Notogoneus parvus Hills, 1934
  • †Notogoneus squamosseus Blainville, 1818
Adult Notogoneus osculus from Fossil Butte National Monument. Specimen is 52 cm long.
Adult Notogoneus osculus from Fossil Butte National Monument. Specimen is 52 cm long.
Watch videos about NotogoneusExplainers and documentaries on YouTube (opens in a new tab)

Sources and credits

This article is adapted from the Wikipedia article “Notogoneus”, written by its contributors and licensed under CC BY-SA 4.0. Fathomly has changed the layout, removed citation markers, navigation and maintenance notices, and adjusted punctuation. This adapted version is shared under the same license. For references, see the original article.

Images, from Wikimedia Commons:

Fathomly is not affiliated with or endorsed by the Wikimedia Foundation. Spotted a problem? Tell us.

Continue exploring

Related topics

Lists of prehistoric fish

Prehistoric fish are early fish that are known only from fossil records. They are the earliest known vertebrates, and include the first and extinct fish that lived through the Cambrian to the Quaternary.

List of prehistoric bony fish genera

This list of prehistoric bony fish is an attempt to create a comprehensive listing of all genera from the fossil record that have ever been considered to be bony fish, excluding purely vernacular terms. The list includes all commonly accepted genera, but also genera that are now considered invalid, doubtful (nomina dubia), or were not formally published (nomina nuda), as well as junior synonyms of more established names, and genera that are no longer considered members of osteichthyes.