Biology:Limnocyoninae

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Short description: Extinct family of mammals

Limnocyoninae
Temporal range: 57.0–37.2 Ma
Late Paleocene to Late Eocene
Limnocyon verus 3.jpg
Skull of Limnocyon verus
Prolimnocyon elisabethae Gazin.jpg
lower jaw of Prolimnocyon antiquus
Scientific classification e
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Hyaenodonta
Family: Hyaenodontidae
Subfamily: Limnocyoninae
Wortman, 1902[1]
Type genus
Limnocyon
Marsh, 1872
Genera
  • Iridodon
  • Limnocyon
  • Oxyaenodon
  • Prolaena
  • Prolimnocyon
  • Thinocyon
Synonyms

Limnocyoninae ("swamp dogs") is a subfamily of extinct predatory mammals from extinct order Hyaenodonta. Fossil remains of these mammals are known from late Paleocene to late Eocene deposits in North America and Asia.[5] Limnocyonines had only two molars in the upper and lower dentition.[6]

Classification and phylogeny

Taxonomy

  • Family: †Limnocyonidae (Wortman, 1902)
    • Genus: †Iridodon (Morlo & Gunnell, 2003)
      • Iridodon datzae (Morlo & Gunnell, 2003)
    • Genus: †Limnocyon (paraphyletic genus) (Marsh, 1872)
      • Limnocyon cuspidens (Morlo & Gunnell, 2005)
      • Limnocyon potens (Matthew, 1909)
      • Limnocyon verus (Marsh, 1872)
    • Genus: †Oxyaenodon (Matthew, 1899)
      • Oxyaenodon dysodus (Matthew, 1899)
    • Genus: †Prolaena (Xu, 1979)
      • Prolaena parva (Xu, 1979)
    • Genus: †Prolimnocyon (paraphyletic genus) (Matthew & Granger, 1915)
      • Prolimnocyon antiquus (Matthew & Granger, 1915)
      • Prolimnocyon atavus (Matthew & Granger, 1915)
      • Prolimnocyon chowi (Meng, 1998)
      • Prolimnocyon eerius (Gingerich, 1989)
      • Prolimnocyon haematus (Gingerich & Deutsch, 1989)
    • Genus: †Thinocyon (Marsh, 1872)
      • Thinocyon medius (Wortman, 1902)
      • Thinocyon velox (Marsh, 1872)

References

  1. J. L. Wortman (1902.) "Studies of Eocene Mammalia in the Marsh Collection, Peabody Museum." The American Journal of Science, series 4 13:197-206
  2. L. Van Valen (1966.) "Deltatheridia, a new order of Mammals." Bulletin of the American Museum of Natural History 132(1):1-126
  3. A. V. Lavrov (1999.) "Adaptive Radiation of Hyaenodontinae (Creodonta, Hyaenodontidae) of Asia." in 6th Congress of the Theriological Society, Moscow, April 13–16, p. 138 [in Russian].
  4. Savage, R. J. G. (1973). "Megistotherium, gigantic hyaenodont from Miocene of Gebel Zelten, Libya". Bulletin of the British Museum (Natural History), Geology 22 (7): 483–511. doi:10.5962/p.150151. https://www.biodiversitylibrary.org/page/36949982#page/661/mode/1up. 
  5. McKenna, Malcolm C.; Bell, Susan K. (1997). Classification of Mammals Above the Species Level. New York: Columbia University Press. ISBN 978-0-231-11012-9. https://books.google.com/books?id=OLYifwU8bqQC&pg=PP9. Retrieved 16 March 2015. 
  6. M. Morlo and G. F. Gunnell (2005.) "New species of Limnocyon (Mammalia, Creodonta) from the Bridgerian (middle Eocene)." Journal of Vertebrate Paleontology 25(1):251-255

Wikidata ☰ Q33138343 entry