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{{Short description|Extinct genus of mammals}}
{{Automatic taxobox
{{Automatic taxobox
| fossil_range = {{Fossil range|Early Eocene|Middle Eocene}}
| fossil_range = {{Fossil range|Early Eocene|Middle Eocene}}
| image = Palaeosyops.jpg
| image = Palaeosyops.jpg
| image_caption = ''Palaeosyops robustus'' skeleton
| image_caption = ''P. robustus'' skeleton
| taxon = Palaeosyops
| taxon = Palaeosyops
| subdivision_ranks = Species
| subdivision_ranks = Species
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}}
}}


'''''Palaeosyops''''' (Greek: "old" (paleos), "boar" (kapros), "face" (ops)<ref>{{cite web|url=https://research.amnh.org/paleontology/perissodactyl/concepts/glossary|archive-url=https://web.archive.org/web/20211120123130/https://research.amnh.org/paleontology/perissodactyl/concepts/glossary|archive-date=20 November 2021|title=Glossary. American Museum of Natural History}}</ref>) is a genus of small [[brontothere]] which lived during the early to middle [[Eocene]].<ref>{{cite web | url=http://www.fossilworks.org/cgi-bin/bridge.pl?a=taxonInfo&taxon_no=43053 | title=Fossilworks: Palaeosyops }}</ref>
'''''Palaeosyops''''' (Greek: "old" (paleos), "boar" (kapros), "face" (ops)<ref>{{cite web|url=https://research.amnh.org/paleontology/perissodactyl/concepts/glossary|archive-url=https://web.archive.org/web/20211120123130/https://research.amnh.org/paleontology/perissodactyl/concepts/glossary|archive-date=20 November 2021|title=Glossary. American Museum of Natural History}}</ref>) is a genus of small [[brontothere]] which lived during the early to middle [[Eocene]].<ref>{{cite web | url=https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=43053 | title=Fossilworks: Palaeosyops }}</ref>


==Biology and size==
==Biology and size==
[[Image:Palaeosyops leidyi 2.jpg|thumb|left|Skull and reconstruction of ''P. robustus'' by [[Erwin S. Christman]]]]
[[File:Palaeosyops AMNH.jpg|left|thumb|''P. robustus'' skull collected from Bridger Basin, [[Wyoming]] with model by [[Erwin S. Christman]], [[American Museum of Natural History|AMNH]].]]
It was about the size of small [[cattle]], with a weight of 600–800&nbsp;kg depending on the species.<ref>{{cite web |url=http://museumu03.museumwww.naturkundemuseum-berlin.de/cgi-bin/bridge.pl?a=basicTaxonInfo&taxon_no=49708 |title=Paleobiology Database: Palaeosyops robustus |accessdate=2012-06-03 |url-status=dead |archiveurl=https://archive.today/20121210125809/http://museumu03.museumwww.naturkundemuseum-berlin.de/cgi-bin/bridge.pl?a=basicTaxonInfo&taxon_no=49708 |archivedate=2012-12-10 }}</ref>
It was about the size of small [[cattle]], with a weight of 600–800&nbsp;kg depending on the species.<ref>{{cite web |url=http://museumu03.museumwww.naturkundemuseum-berlin.de/cgi-bin/bridge.pl?a=basicTaxonInfo&taxon_no=49708 |title=Paleobiology Database: Palaeosyops robustus |accessdate=2012-06-03 |url-status=dead |archiveurl=https://archive.today/20121210125809/http://museumu03.museumwww.naturkundemuseum-berlin.de/cgi-bin/bridge.pl?a=basicTaxonInfo&taxon_no=49708 |archivedate=2012-12-10 }}</ref>


These animals are commonly found in [[Wyoming]] fossil beds primarily as fossilized teeth. From all of the species of this animal, it is concluded that ''P. major'' was the largest, reaching the size of a small cow. Its describer, [[Joseph Leidy]], erroneously thought that ''Palaeosyops'' consumed both plants and animals after examining the fang-like canines. However, it is now known that all brontotheres were strict herbivores, and that many, if not most genera of hornless brontotheres had fang-like canines, possibly for both defense from predators, and intraspecific competition.
These animals are commonly found in [[Wyoming]] fossil beds primarily as fossilized teeth. ''P. major'' was the largest species, reaching the size of a small cow. Its describer, [[Joseph Leidy]], erroneously thought that ''Palaeosyops'' consumed both plants and animals after examining the fang-like canines. However, it is now known that all brontotheres were strict herbivores, and that many, if not most genera of hornless brontotheres had fang-like canines, possibly for both defense from predators, and intraspecific competition.
[[File:Palaeosyops by Knight.jpg|left|thumb|Restoration by [[Charles R. Knight]]]]


== References ==

==References==
{{Reflist}}
{{Reflist}}


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


{{Perissodactyla Genera|P.}}
{{Brontotheriidae}}
{{Brontotheriidae}}
{{Taxonbar|from=Q149549}}
{{Taxonbar|from=Q149549}}
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[[Category:Eocene mammals of North America]]
[[Category:Eocene mammals of North America]]
[[Category:Prehistoric placental genera]]
[[Category:Prehistoric placental genera]]



{{paleo-oddtoedungulate-stub}}
{{paleo-oddtoedungulate-stub}}

Latest revision as of 20:15, 4 January 2025

Palaeosyops
Temporal range: Early Eocene–Middle Eocene
P. robustus skeleton
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Perissodactyla
Family: Brontotheriidae
Genus: Palaeosyops
Species
  • P. paludosus Leidy, 1870 (type)
  • P. robustus (Marsh, 1872)

Palaeosyops (Greek: "old" (paleos), "boar" (kapros), "face" (ops)[1]) is a genus of small brontothere which lived during the early to middle Eocene.[2]

Biology and size

[edit]
P. robustus skull collected from Bridger Basin, Wyoming with model by Erwin S. Christman, AMNH.

It was about the size of small cattle, with a weight of 600–800 kg depending on the species.[3]

These animals are commonly found in Wyoming fossil beds primarily as fossilized teeth. P. major was the largest species, reaching the size of a small cow. Its describer, Joseph Leidy, erroneously thought that Palaeosyops consumed both plants and animals after examining the fang-like canines. However, it is now known that all brontotheres were strict herbivores, and that many, if not most genera of hornless brontotheres had fang-like canines, possibly for both defense from predators, and intraspecific competition.

Restoration by Charles R. Knight

References

[edit]
  1. ^ "Glossary. American Museum of Natural History". Archived from the original on 20 November 2021.
  2. ^ "Fossilworks: Palaeosyops".
  3. ^ "Paleobiology Database: Palaeosyops robustus". Archived from the original on 2012-12-10. Retrieved 2012-06-03.
[edit]