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Megalolamna paradoxodon

Chondrichthyes - Lamniformes - Otodontidae

Taxonomy
Megalolamna paradoxodon was named by Shimada et al. (2017). Its type specimen is UCMP 112146, a tooth, and it is a 3D body fossil. Its type locality is Pyramid Hill, upper concretion-bearing bed, which is in an Aquitanian marine sandstone in the Jewett Formation of California.

Synonymy list
YearName and author
2017Megalolamna paradoxodon Shimada et al. p. 706 figs. 2a-f
2019Megalolamna paradoxodon Landini et al. p. 358
2024Megalolamna paradoxodon Shimada et al.

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classChondrichthyes
RankNameAuthor
subclassElasmobranchiiBonaparte 1838
infraclassEuselachii()
—NeoselachiiCompagno 1977
superorderGaleomorphiiCompagno 1973
orderLamniformesBerg 1958
familyOtodontidae
genusMegalolamna
speciesparadoxodon

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

†Megalolamna paradoxodon Shimada et al. 2017
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobileo
Life habit: nektonico
Diet: carnivoreo
Created: 2009-07-21 07:05:21
Modified: 2009-07-21 09:05:21
Source: o = order, subp = subphylum
References: Wagner 2023, Hendy et al. 2009, Carroll 1988

Age range: base of the Chattian to the top of the Serravallian or 28.10000 to 11.62000 Ma

Collections (9 total)


Time interval Ma Country or state Original ID and collection number
Chattian28.1 - 23.03USA (South Carolina) Megalolamna paradoxodon (233060)
Aquitanian23.03 - 20.44Colombia (La Guajira) Lamniformes indet. (182218)
Aquitanian23.03 - 20.44USA (California) Megalolamna paradoxodon (type locality: 19485)
Miocene23.03 - 5.333USA (North Carolina) Megalolamna paradoxodon (197511)
Burdigalian20.44 - 15.97Japan Megalolamna paradoxodon (197513)
Burdigalian20.44 - 15.97Peru Megalolamna paradoxodon (167732 197512)
Burdigalian20.44 - 15.97Peru (Ica) Megalolamna paradoxodon (100330)
Serravallian13.82 - 11.62USA (Maryland) Megalolamna paradoxodon (88580)