Cynohyaenodon

Cynohyaenodon ("dog-like Hyaenodon") is an extinct paraphyletic genus of placental mammals from extinct family Hyaenodontidae that lived from the early to middle Eocene in Europe.[7]

Cynohyaenodon
Temporal range: Early to Middle Eocene
skull of Cynohyaenodon cayluxi
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Hyaenodonta
Superfamily: Hyaenodontoidea
Family: Hyaenodontidae
Genus: Cynohyaenodon
Filhol, 1873
Type species
Cynohyaenodon cayluxi
Filhol, 1873
Species
  • C. cayluxi (Filhol, 1873)[1]
  • C. lautricensis (Lange-Badré, 1978)
  • C. ruetimeyeri (Van Valen, 1965)[2]
  • C. smithae (Solé, 2021)[3]
  • C. trux (Van Valen, 1965)
Synonyms
synonyms of genus:
  • Pseudosinopa (Depéret, 1917)[4]
synonyms of species:
  • C. cayluxi:
    • Proviverra cayluri (Gaudry, 1878)[5]
    • Proviverra cayluxi (Gaudry, 1878)
    • Stypolophus cayluxi (Cope, 1880)[6]
  • C. lautricensis:
    • Quercitherium lautricensis (Lange-Badré, 1978)
  • C. ruetimeyeri:
    • Pseudosinopa ruetimeyeri (Depéret, 1917)

Phylogeny

The phylogenetic relationships of genus Cynohyaenodon are shown in the following cladogram.[8][9][10][3][11]

 Hyaenodontoidea 

Proviverridae

 Hyaenodontidae 

Paracynohyaenodon

Quercytherium

Cynohyaenodon lautricensis

Cynohyaenodon cayluxi

Cynohyaenodon ruetimeyeri

Cynohyaenodon trux

Cynohyaenodon

Cynohyaenodon smithae

Boritia

 ? 

Protoproviverra

 ? 

Praecodens

Leonhardtina

Preregidens

Cartierodon

Prodissopsalis

 ? 

Paenoxyaenoides

Eurotherium theriodis

Eurotherium mapplethorpei

Eurotherium

Eurotherium matthesi

Alienetherium

Matthodon

Hyaenodontinae

 ? 

Neosinopa

Oxyaenoidinae

Cynohyaenodon/Quercytherium
clade
Leonhardtina clade
Eurotherium clade
Matthodon clade
Oxyaenoides clade

See also

References

  1. Filhol, H. (1873.) "Sur les Vertébrés fossiles trouvés dans les dépôts de phosphate de chaux du Quercy." bull. Soc. Pholomath. Paris (6) 10, 85-89.
  2. L. Van Valen (1965.) "Some European Proviverrini (Mammalia, Deltatheridia)." Palaeontology 8(4):638-665
  3. Solé, F.; Morlo, M.; Schaal, T.; Lehmann, T. (2021). "New hyaenodonts (Mammalia) from the late Ypresian locality of Prémontré (France) support a radiation of the hyaenodonts in Europe already at the end of the early Eocene". Geobios. 66–67: 119–141. Bibcode:2021Geobi..66..119S. doi:10.1016/j.geobios.2021.02.004. S2CID 234848856.
  4. Depéret C. (1917.) "Monographie de la faune de mammiféres fossiles du Ludien inférieur d'Euget-les-Bains (Gard)." Ann. Univ. Lyon (N.S.), Div. 1, 40, 1-288.
  5. Gaudry A. (1878.) "Les enchainements du monde animal dans les temps géologiques." Mammiféres tertiaires. Paris
  6. E. D. Cope (1880.) "On the genera of the Creodonta." Proceedings of the American Philosophical Society (separate) 1-6
  7. Morlo, M. (1999). "Niche structure and evolutionin creodont (Mammalia) faunas of the European and North American Eocene". Geobios. 32 (2): 297–305. Bibcode:1999Geobi..32..297M. doi:10.1016/S0016-6995(99)80043-6.
  8. Borths, Matthew R; Stevens, Nancy J (2017). "Deciduous dentition and dental eruption of Hyainailouroidea (Hyaenodonta, "Creodonta," Placentalia, Mammalia)". Palaeontologia Electronica. 20 (3): 55A. doi:10.26879/776.
  9. Matthew R. Borths; Nancy J. Stevens (2019). "Simbakubwa kutokaafrika, gen. et sp. nov. (Hyainailourinae, Hyaenodonta, 'Creodonta,' Mammalia), a gigantic carnivore from the earliest Miocene of Kenya". Journal of Vertebrate Paleontology. 39 (1): e1570222. Bibcode:2019JVPal..39E0222B. doi:10.1080/02724634.2019.1570222. S2CID 145972918.
  10. Floréal Solé; Bernard Marandat; Fabrice Lihoreau (2020). "The hyaenodonts (Mammalia) from the French locality of Aumelas (Hérault), with possible new representatives from the late Ypresian". Geodiversitas. 42 (13): 185–214. doi:10.5252/geodiversitas2020v42a13.
  11. Averianov, Alexander; Obraztsova, Ekaterina; Danilov, Igor; Jin, Jian-Hua (2023). "A new hypercarnivorous hyaenodont from the Eocene of South China". Frontiers in Ecology and Evolution. 11. doi:10.3389/fevo.2023.1076819. ISSN 2296-701X.
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