Reconstructed jaws of a Paleogene Otodus (O. obliquus)
Reconstructed jaws of a Neogene Otodus (O. megalodon)
Scientific classification
Domain:
Eukaryota
Kingdom:
Animalia
Phylum:
Chordata
Class:
Chondrichthyes
Subclass:
Elasmobranchii
Subdivision:
Selachimorpha
Order:
Lamniformes
Family:
†Otodontidae
Genus:
†Otodus Agassiz, 1843
Type species
†Otodus obliquus
Agassiz, 1838
Species[1][2]
†Otodus obliquus (type)
†Otodus aksuaticus
†Otodus auriculatus
†Otodus sokolovi
†Otodus angustidens
†Otodus chubutensis
†Otodus megalodon
Species pending reassessment
†Otodus debrayi
†Otodus latidens
†Otodus mediavus
†Otodus minor
†Otodus naidini
†Otodus poseidoni
†Otodus rondelettiformis
Synonyms[3]
Carcharocles? Hannibal & Jordan in Jordan, 1923
Life restoration of O. obliquus
Otodus is an extinct, cosmopolitan genus of mackerel shark which lived from the Paleocene to the Pliocene epoch. The name Otodus comes from Ancient Greek ὠτ- (ōt-, meaning "ear") and ὀδούς (odoús, meaning "tooth") – thus, "ear-shaped tooth".
^Ehret, D. J.; Ebersole, J. (2014). "Occurrence of the megatoothed sharks (Lamniformes: Otodontidae) in Alabama, USA". PeerJ. 2: e625. doi:10.7717/peerj.625. PMC 4201945. PMID 25332848.
^Fabien L. Condamine; Jules Romieu; Guillaume Guinot (2019). "Climate cooling and clade competition likely drove the decline of lamniform sharks". Proceedings of the National Academy of Sciences. 16 (41): 20584–20590. doi:10.1073/pnas.1902693116. PMC 6789557.
^Joseph S. Nelson (2006). "Order Lamniformes". Fishes of the World (4th ed.). John Wiley and Sons. pp. 57–60. ISBN 978-0-471-25031-9.
Otodus is an extinct, cosmopolitan genus of mackerel shark which lived from the Paleocene to the Pliocene epoch. The name Otodus comes from Ancient Greek...
Otodus megalodon (/ˈmɛɡələdɒn/ MEG-əl-ə-don; meaning "big tooth"), commonly known as megalodon, is an extinct species of giant mackerel shark that lived...
Otodus auriculatus is an extinct species of large sharks in the genus Otodus of the family Otodontidae, closely related to the sharks of the genus Otodus...
Otodus angustidens is an extinct species of prehistoric megatoothed sharks in the genus Otodus, which lived during the Oligocene and Miocene epochs about...
complete Otodus obliquus to O. megalodon progression became clear and has since gained the acceptance of many shark researchers. Within the Otodus lineage;...
Otodontidae which may represent a transitional chronospecies between Otodus auriculatus and Otodus angustidens. They differ from the former with a less curved...
Otodus aksuaticus is an extinct species of large shark in the family Otodontidae which may represent a transitional species between Otodus obliquus and...
of the genus Otodus. The genus Cretalamna which lived from the mid-Cretaceous-Paleogene is believed to be directly ancestral to Otodus, and thus to megalodon...
of the largest sharks to have ever lived, such as Otodus angustidens, Otodus chubutensis, and Otodus megalodon. Cretalamna was first described by Swiss...
placing mega-toothed sharks in a separate family, Otodontidae, and genus, Otodus (Carcharocles). Carcharodon carcharias (Linnaeus, 1758) (the great white...
be the sister genus of Otodus. The study of Megalolamna's taxonomic relationships also demonstrates the possibility that Otodus needs to include the species...
classify, exhibiting characteristics of both species. (Example: teeth from Otodus auriculatus as it evolved into O. angustidens) are difficult to definitively...
S. J. (2019). "The Early Pliocene extinction of the mega-toothed shark Otodus megalodon: a view from the eastern North Pacific". PeerJ. 7: e6088. doi:10...
ovoviviparous reproduction. The Lamniformes also include the extinct megalodon, Otodus megalodon. Orectolobiformes: They are commonly referred to as the carpet...
of the time such as the orcinine Hemisyntrachelus and the extinct shark Otodus megalodon. The holotype specimen, MB-1COC-11.17.18, an incomplete skeleton...
size than the individuals, whereas other great marine predators, such as Otodus megalodon, likely exceeded the size of their targets. A worldwide distribution...
birds, terrestrial crocodiles like Pristichampsus, large sharks such as Otodus, and a handful of primitive large mammal groups like uintatheres, mesonychians...
the syntypes, which led him to describe the teeth under the species name Otodus oxyrinoides based on the lateral cusplets. In 1873, American paleontologist...
ISBN 978-0-12-415031-7. Shimada, K. (2019). "The size of the megatooth shark, Otodus megalodon (Lamniformes: Otodontidae), revisited". Historical Biology. 33...
Paleogene, Maiacetus, a semiaquatic early whale, evades the giant shark Otodus. As the planet cooled, the descendants of Maiacetus would evolve into the...
Paraceratherium was among the largest land mammals, Reconstructed jaws of megalodon (Otodus megalodon) Deinotherium Kelenken guillermoi Gastornis gigantea The greater...
The whale may have interacted with the large extinct shark megalodon (Otodus megalodon), competing with it for a similar food source. Its extinction...
whereas mackerel sharks target larger prey. The first megatoothed shark, Otodus obliquus—the ancestor of the giant megalodon—is recorded from the Paleocene...
215 kg (2,679 lb). The largest shark in the fossil record is the megalodon (Otodus megalodon), a colossal Neogene lamniform. The range of estimates of the...
date. Sternes et al. (2024) reevaluate the accuracy of the body form of Otodus megalodon inferred by Cooper et al. (2022), compare an incomplete vertebral...
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