Pacifastacus
Appearance
Pacifastacus | |
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Pacifastacus leniusculus | |
Scientific classification | |
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Genus: | Pacifastacus Bott, 1950
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Type species | |
Astacus Klamathensis Stimpson, 1857
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Pacifastacus is a genus of crayfish native to western North America (USA and Canada), containing the following six species (DD = Data Deficient; CR = Critically Endangered; LC = Least Concern; EX = Extinct):[1][2]
- Pacifastacus chenoderma (fossil: Miocene – Pliocene)
- Pacifastacus connectens
- Pacifastacus fortis – shasta crayfish
- Pacifastacus gambelii
- Pacifastacus leniusculus – signal crayfish
- Pacifastacus nigrescens
References
- ^ James W. Fetzner, Jr. (January 14, 2008). "Genus Pacifastacus Bott, 1950". Crayfish Taxon Browser. Carnegie Museum of Natural History. Archived from the original on June 11, 2011. Retrieved May 26, 2010.
- ^ "Search". IUCN Red List. International Union for Conservation of Nature. Retrieved October 9, 2010.