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词条 Clepsydrops
释义

  1. See also

  2. References

{{More citations needed|date=April 2015}}{{Automatic taxobox
| taxon = Clepsydrops
| fossil_range = Carboniferous
| authority = Cope, 1875
| subdivision_ranks = Species
| subdivision =
  • Clepsydrops collettii
  • Clepsydrops limbatus
  • Clepsydrops natalis
  • Clepsydrops vinslovii

| synonyms =Archaeobelus Cope, 1877
}}

Clepsydrops is an extinct genus of primitive synapsids from the early Late Carboniferous that was related to Archaeothyris. Synapsid are the ancestors of mammals. Like many other terrestrial early amniotes, it probably had the diet of insects and smaller animals. It probably also laid eggs on land rather than in the water, as most of its ancestors did. A paleobiological inference model for the femur[1] likewise suggests a terrestrial lifestyle for Clepsydrops, as for its more recent relative Ophiacodon,[2] which is consistent with its rather thin, compact cortex. Its jaws were slightly more advanced than those of Paleothyris and Hylonomus.

See also

  • List of pelycosaurs
  • Evolution of mammals
  • Carboniferous tetrapods
  • List of transitional fossils
{{Portal|Paleontology}}

References

1. ^{{cite journal| last1=Quémeneur |first1=S. | last2=de Buffrénil |first2=V.| last3=Laurin |first3=M.|year=2013 |title=Microanatomy of the amniote femur and inference of lifestyle in limbed vertebrates |journal=Biological Journal of the Linnean Society |volume=109 |issue=3 |pages=644–655 | doi=10.1111/bij.12066}}
2. ^{{cite journal| last1=Laurin |first1=M. | last2=de Buffrénil |first2=V.|year=2015 |title=Microstructural features of the femur in early ophiacodontids: A reappraisal of ancestral habitat use and lifestyle of amniotes |journal=Comptes Rendus Palevol |volume= 15|issue= 1–2|pages= 115–127|doi=10.1016/j.crpv.2015.01.001|url=http://www.sciencedirect.com/science/article/pii/S1631068315000093}}
{{Taxonbar|from=Q867945}}{{Paleo-Synapsid-stub}}

8 : Eupelycosauria genera|Ophiacodontids|Carboniferous synapsids|Carboniferous synapsids of North America|Transitional fossils|Taxa named by Edward Drinker Cope|Fossil taxa described in 1875|Paleozoic life of Nova Scotia

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