Xiphiorhynchus
Appearance
Xiphiorhynchus Temporal range:
| |
---|---|
![]() | |
Artist's restoration of X. rotundus | |
Scientific classification ![]() | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | Actinopterygii |
Order: | Istiophoriformes |
Family: | Xiphiidae |
Genus: | †Xiphiorhynchus Van Beneden, 1871 |
Species | |
Xiphiorhynchus is an extinct genus of prehistoric swordfish that lived from the Eocene until the Oligocene.[1] Unlike the modern swordfish, both the upper and lower jaws of Xiphiorhynchus were extended into blade-like points.
Distribution
[edit]Fossils of Xiphiorhynchus have been found in:[2]
- Eocene
- La Meseta Formation, Antarctica
- London Clay, Selsey and Elmore Formations, England
- Yazoo Formation, Louisiana
- Moodys Branch Formation, Mississippi
- Castle Hayne Formation, North Carolina
- Oligocene
See also
[edit]References
[edit]- ^ Fierstine, Harry L. (2006). "Fossil History of Billfishes (Xiphioidei)". Bulletin of Marine Science.
- ^ Xiphiorhynchus at Fossilworks.org
External links
[edit]Categories:
- Prehistoric ray-finned fish genera
- Ypresian genus first appearances
- Prehistoric fish of Africa
- Neogene Africa
- Fossils of Algeria
- Prehistoric fish of Antarctica
- Paleogene Antarctica
- Fossils of Antarctica
- Prehistoric fish of Europe
- Paleogene United Kingdom
- Fossils of England
- Prehistoric fish of North America
- Paleogene United States
- Fossils of Louisiana
- Fossils of Mississippi
- Fossils of North Carolina
- Fossils of South Carolina
- Prehistoric fish of South America
- Fossil taxa described in 1871
- Xiphiidae
- Prehistoric perciform stubs