Atractosteus
Atractosteus is a genus of gars in the family Lepisosteidae, with three species. The genus first appeared in the Campanian in the Late Cretaceous.
| Atractosteus | |
|---|---|
| Alligator gar | |
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Clade: | Ginglymodi |
| Order: | Lepisosteiformes |
| Family: | Lepisosteidae |
| Tribe: | Lepisosteini |
| Genus: | Atractosteus (Rafinesque, 1820) |
| Type species | |
| Esox spatula Lacépède, 1803 | |
| Species | |
|
See text | |
| Synonyms[2][3] | |
| |
Systematics
Extant species
| Image | Scientific name | Common name | Distribution |
|---|---|---|---|
| Atractosteus spatula Lacépède, 1803 | Alligator gar | Southern United States | |
| Atractosteus tristoechus Bloch & J. G. Schneider, 1801 | Cuban gar | Western Cuba and the Isla de la Juventud | |
| Atractosteus tropicus T. N. Gill, 1863 | Tropical gar | Southern Mexico to Costa Rica | |
Fossils
- †Atractosteus africanus (Arambourg & Joleaud, 1943)[1]
- †Atractosteus grandei (Brownstein & Lyson, 2022)[4]
- †Atractosteus emmonsi Hay 1929
- †Atractosteus lapidosus Hay 1919
- †Atractosteus messelensis Grande 2010
- †Atractosteus occidentalis (Leidy 1856) non Wiley 1976
- †Atractosteus simplex (Leidy 1873)
Former fossil genera:
- †Atractosteus cuneatus (Cope 1884) non (Cope 1878) (now in Cuneatus)
- †Atractosteus falipoui (Cavin & Brito 2001) (now in Oniichthys)
References
- Cavin, Lionel; Martin, Michel; Valentin, Xavier (1996). "Occurrence of Atractosteus africanus (actinopterygii, lepisosteidae) in the early Campanien of Ventabren (Bouches-du-Rhône, France). Paleobiogeographical implications". Revue de Paléobiologie. 15 (1): 1–7.
- Froese, R.; Pauly, D. (2017). "Lepisosteidae". FishBase version (02/2017). Retrieved 18 May 2017.
- Van Der Laan, Richard; Eschmeyer, William N.; Fricke, Ronald (11 November 2014). "Family-group names of Recent fishes". Zootaxa. 3882 (1): 1–230. doi:10.11646/zootaxa.3882.1.1. PMID 25543675.
- Brownstein, Chase Doran; Lyson, Tyler R. (2022). "Giant gar from directly above the Cretaceous–Palaeogene boundary suggests healthy freshwater ecosystems existed within thousands of years of the asteroid impact". Biology Letters. 18 (6): 20220118. doi:10.1098/rsbl.2022.0118. PMC 9198771. PMID 35702983.
- Froese, Rainer and Pauly, Daniel, eds. (2011). Species of Atractosteus in FishBase. June 2011 version.
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