Xiphiorhynchus
Extinct genus of fishes
Xiphiorhynchus Temporal range: Eocene–Oligocene PreꞒ Ꞓ O S D C P T J K Pg N | |
---|---|
![]() | |
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
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
References
- ^ Fierstine, Harry L. (2006). "Fossil History of Billfishes (Xiphioidei)". Bulletin of Marine Science.
- ^ Xiphiorhynchus at Fossilworks.org
External links
- Bony fish in the online Sepkoski Database
- v
- t
- e