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'''''Oncorhynchus rastrosus''''' ([[Synonym (taxonomy)|synonym]] ''Smilodonichthys rastrosus''<ref>Cavender, T., & Miller, R. R. (1972). ''Smilodonichthys rastrosus: A new Pliocene salmonid fish from Western United States''. Museum of Natural History, University of Oregon.</ref>'') ''also known as the '''saber-toothed salmon''',<ref>{{Citation|url = http://natural-history.uoregon.edu/collections/web-galleries/saber-toothed-salmon|title = Saber-toothed Salmon|work = The Museum of Natural and Cultural History|publisher = University of Oregon|access-date = 2012-04-27|archive-url = https://web.archive.org/web/20160624055855/http://natural-history.uoregon.edu/collections/web-galleries/saber-toothed-salmon|archive-date = 2016-06-24|url-status = dead}}</ref> is an extinct species of [[salmon]] that lived along the [[Pacific]] coast of [[North America]] and [[Japan]],<ref>{{Cite journal |last=Takakuwa |first=Yuji |date=2021 |title=The first fossil record of giant spike-toothed salmon, ''Oncorhynchus rastrosus'' from the Northwestern Pacific region |url=http://www.gmnh.pref.gunma.jp/wp-content/uploads/bulletin25_3.pdf |journal=Bull.Gunma Mus.Natu.Hist. |volume=25 |pages=41-48}}</ref> first appearing in the late [[Miocene]] in [[California]], then dying out some time during the Early [[Pliocene]].<ref name=sankey /> Adults grew to be {{cvt|2.29|m}}<ref>{{Cite journal |last=Stearley |first=Ralph F. |last2=Smith |first2=Gerald R. |date=2016-10-14 |title=FISHES OF THE MIO-PLIOCENE WESTERN SNAKE RIVER PLAIN AND VICINITY |url=http://deepblue.lib.umich.edu/handle/2027.42/134040 |language=en-US |issn=0076-8405}}</ref> in length and are believed to have been [[anadromous]] like their living relatives. Besides being the largest member of the Pacific salmon [[genus]] ''[[Oncorhynchus]]'', members of this species had a pair of small "fangs" protruding from the tip of the snout, thus explaining the common name and synonym. Beyond their fangs, adults of ''O. rastrosus'' had larger [[gill rakers]] compared to their smaller, modern relatives, leading scientists to suggest that the adults ate [[plankton]].<ref>Thomas P. Eiting, Gerald R. Smith, Miocene salmon (Oncorhynchus) from Western North America: [https://dx.doi.org/10.1016/j.palaeo.2007.02.011 Gill Raker evolution correlated with plankton productivity in the Eastern Pacific], Palaeogeography, Palaeoclimatology, Palaeoecology, Volume 249, Issues 3–4, 19 June 2007, Pages 412-424, ISSN 0031-0182</ref>
'''''Oncorhynchus rastrosus''''' ([[Synonym (taxonomy)|synonym]] ''Smilodonichthys rastrosus''<ref>Cavender, T., & Miller, R. R. (1972). ''Smilodonichthys rastrosus: A new Pliocene salmonid fish from Western United States''. Museum of Natural History, University of Oregon.</ref>'') ''also known as the '''saber-toothed salmon''',<ref>{{Citation|url = http://natural-history.uoregon.edu/collections/web-galleries/saber-toothed-salmon|title = Saber-toothed Salmon|work = The Museum of Natural and Cultural History|publisher = University of Oregon|access-date = 2012-04-27|archive-url = https://web.archive.org/web/20160624055855/http://natural-history.uoregon.edu/collections/web-galleries/saber-toothed-salmon|archive-date = 2016-06-24|url-status = dead}}</ref> is an extinct species of [[salmon]] that lived along the [[Pacific]] coast of [[North America]] and [[Japan]],<ref>{{Cite journal |last=Takakuwa |first=Yuji |date=2021 |title=The first fossil record of giant spike-toothed salmon, ''Oncorhynchus rastrosus'' from the Northwestern Pacific region |url=http://www.gmnh.pref.gunma.jp/wp-content/uploads/bulletin25_3.pdf |journal=Bull.Gunma Mus.Natu.Hist. |volume=25 |pages=41-48}}</ref> first appearing in the late [[Miocene]] in [[California]], then dying out some time during the Early [[Pliocene]].<ref name=sankey /> Adults grew to be {{cvt|2.29|m}}<ref>{{Cite journal |last=Stearley |first=Ralph F. |last2=Smith |first2=Gerald R. |date=2016-10-14 |title=FISHES OF THE MIO-PLIOCENE WESTERN SNAKE RIVER PLAIN AND VICINITY |url=http://deepblue.lib.umich.edu/handle/2027.42/134040 |language=en-US |issn=0076-8405}}</ref> in length and are believed to have been [[anadromous]] like their living relatives. Besides being the largest member of the Pacific salmon [[genus]] ''[[Oncorhynchus]]'', members of this species had a pair of small "fangs"They will Kill youuuuuuu, thus explaining the common name and synonym. Beyond their fangs, adults of ''O. rastrosus'' had larger [[gill rakers]] compared to their smaller, modern relatives, leading scientists to suggest that the adults ate [[plankton]].<ref>Thomas P. Eiting, Gerald R. Smith, Miocene salmon (Oncorhynchus) from Western North America: [https://dx.doi.org/10.1016/j.palaeo.2007.02.011 Gill Raker evolution correlated with plankton productivity in the Eastern Pacific], Palaeogeography, Palaeoclimatology, Palaeoecology, Volume 249, Issues 3–4, 19 June 2007, Pages 412-424, ISSN 0031-0182</ref>


{{Portal|Paleontology}}
{{Portal|Paleontology}}

Revision as of 16:04, 19 August 2022

Oncorhynchus rastrosus
Temporal range: Clarendonian-Hemphillian,[1] 12–5 Ma
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Salmoniformes
Family: Salmonidae
Genus: Oncorhynchus
Species:
O. rastrosus
Binomial name
Oncorhynchus rastrosus
(Cavender & Miller, 1972)
Synonyms

Smilodonichthys rastrosus

Oncorhynchus rastrosus (synonym Smilodonichthys rastrosus[2]) also known as the saber-toothed salmon,[3] is an extinct species of salmon that lived along the Pacific coast of North America and Japan,[4] first appearing in the late Miocene in California, then dying out some time during the Early Pliocene.[1] Adults grew to be 2.29 m (7 ft 6 in)[5] in length and are believed to have been anadromous like their living relatives. Besides being the largest member of the Pacific salmon genus Oncorhynchus, members of this species had a pair of small "fangs"They will Kill youuuuuuu, thus explaining the common name and synonym. Beyond their fangs, adults of O. rastrosus had larger gill rakers compared to their smaller, modern relatives, leading scientists to suggest that the adults ate plankton.[6]

References

  1. ^ a b Sankey, Julia; Biewer, Jacob; Basuga, Janis; Palacios, Francisco; Wagner, Hugh (2016). "The giant, spike-toothed salmon, Oncorhynchus rastrosus and the "Proto-Tuolumne River" (early Pliocene) of Central California". PaleoBios. 33: 1–16.
  2. ^ Cavender, T., & Miller, R. R. (1972). Smilodonichthys rastrosus: A new Pliocene salmonid fish from Western United States. Museum of Natural History, University of Oregon.
  3. ^ "Saber-toothed Salmon", The Museum of Natural and Cultural History, University of Oregon, archived from the original on 2016-06-24, retrieved 2012-04-27
  4. ^ Takakuwa, Yuji (2021). "The first fossil record of giant spike-toothed salmon, Oncorhynchus rastrosus from the Northwestern Pacific region" (PDF). Bull.Gunma Mus.Natu.Hist. 25: 41–48.
  5. ^ Stearley, Ralph F.; Smith, Gerald R. (2016-10-14). "FISHES OF THE MIO-PLIOCENE WESTERN SNAKE RIVER PLAIN AND VICINITY". ISSN 0076-8405. {{cite journal}}: Cite journal requires |journal= (help)
  6. ^ Thomas P. Eiting, Gerald R. Smith, Miocene salmon (Oncorhynchus) from Western North America: Gill Raker evolution correlated with plankton productivity in the Eastern Pacific, Palaeogeography, Palaeoclimatology, Palaeoecology, Volume 249, Issues 3–4, 19 June 2007, Pages 412-424, ISSN 0031-0182