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Megalodón Notas | Véxase tamén | Menú de navegaciónRecherches sur les poissons fossiles1567477210.1086/423743Fossil Sharks of the Chesapeake Bay Region91826667230204202672

ElasmobranquiosFósiles descritos en 1843


especieextintatiburónMiocenoPliocenofamiliaLamnidaetiburón brancoOtodontidaediverxeuCretáceo












Megalodón




Na Galipedia, a Wikipedia en galego.

(Redirixido desde "Carcharodon megalodon")





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Megalodón
Rango fósil: Mioceno - Plioceno

Modelo das mandíbulas do megalodón no Museo Americano de Historia Natural.
Modelo das mandíbulas do megalodón no Museo Americano de Historia Natural.

Clasificación científica




















Reino:

Animalia


Filo:

Chordata

Subfilo:

Vertebrata


Clase:

Chondrichthyes

Subclase:

Elasmobranchii

Superorde:

Selachimorpha


Orde:

Lamniformes


Familia:

Otodontidae


Xénero:

Carcharocles


Especie tipo

Carcharocles megalodon
Agassiz, 1843[1]

Sinonimia


  • Procarcharodon megalodon Casier, 1960


  • Megaselachus megalodon Glikman, 1964


  • Otodus megalodon Agassiz, 1843


O megalodón (Carcharocles megalodon), que quere dicir "dentes grandes", é unha especie extinta de tiburón que viviu hai preto de 23 a 2,6 millóns de anos, durante o Mioceno até o final do Plioceno. Outrora pensouse que era un membro da familia Lamnidae, o que o facía máis achegado ó tiburón branco (Carcharodon carcharias). Porén, no presente existe un consenso case unánime de que pertence á familia extinta Otodontidae, que diverxeu do devanceiro do gran tiburón branco durante o Cretáceo. A clasificación do seu xénero aínda está en debate, habendo autores que o sitúan en Carcharocles, Megaselachus, Otodus ou Procarcharodon.



Notas |




  1. Agassiz, Louis (1843). Recherches sur les poissons fossiles (en francés). Neuchatel: Petitpierre. p. 41. 



Véxase tamén |







Bibliografía |



  • Dickson, K. A.; Graham, J. B. (novembro–decembro de 2004). "Evolution and consequences of endothermy in fishes". Physiological and Biochemical Zoology 77 (6): 998–1018. PMID 15674772. doi:10.1086/423743. 


  • Kent, Bretton W. (1994). Fossil Sharks of the Chesapeake Bay Region. Columbia, Md.: Egan Rees & Boyer. ISBN 978-1-881620-01-3. OCLC 918266672. 




Traído desde "https://gl.wikipedia.org/w/index.php?title=Megalodón&oldid=5013161"










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