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Potamotrygonidae

Chondrichthyes - Myliobatiformes - Potamotrygonidae

Taxonomy
Potamotrygonidae was named by Garman (1877). It is extant.

It was assigned to Masticura by Jordan (1963); to Myliobatiformes by Lundberg (1997); and to Myliobatoidei by Nelson et al. (2016), van der Laan (2019).

Subtaxa

Synonymy list
YearName and author
1877Potamotrygonidae Garman
1963Potamotrygonidae Jordan p. 604
1997Potamotrygonidae Lundberg p. 69 figs. 5.1, 5.2B
2016Potamotrygonidae Nelson et al. p. 91
2019Potamotrygonidae van der Laan p. 45

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classChondrichthyes
RankNameAuthor
subclassEuselachii()
infraclassElasmobranchii(Bonaparte 1838)
Batomorphi()
orderMyliobatiformesCompagno 1973
suborderMyliobatoideiCompagno 1973
familyPotamotrygonidaeGarman 1877
familyPotamotrygonidaeGarman 1877

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.

Fm. Potamotrygonidae Garman 1877
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G. Potamotrygon Garman 1877
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Potamotrygon ucayalensis Adnet et al. 2014
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobileo
Life habit: nektobenthico
Diet: carnivoreo
Created: 2009-07-21 07:05:51
Modified: 2009-07-21 09:05:51
Source: o = order, subp = subphylum
References: Carroll 1988, Wagner 2023, Hendy et al. 2009

Age range

Maximum range based only on fossils: base of the Middle Eocene to the top of the Late/Upper Pliocene or 48.07000 to 2.58000 Ma
Minimum age of oldest fossil (stem group age): 37.71 Ma

Collections (16 total)


Time interval Ma Country or state Original ID and collection number
Middle Eocene48.07 - 37.71Peru (Loreto) Potamotrygon ucayalensis (176140)
Priabonian - Rupelian37.71 - 27.3Peru (Loreto) Potamotrygon ucayalensis (144474)
Early/Lower Oligocene33.9 - 27.3Peru Potamotrygon canaanorum (199561)
Late/Upper Oligocene27.3 - 23.04Peru (Loreto) Potamotrygon sp. (176147) Potamotrygonidae indet. (176130)
Colhuehuapian21.0 - 17.5Peru Potamotrygon sp. (176149)
Middle Miocene15.98 - 11.63Peru Potamotrygon sp. (176135)
Middle Miocene15.98 - 11.63Peru (Loreto) Potamotrygonidae indet., Potamotrygon rajachloeae, Potamotrygon canaanorum (224007)
Serravallian13.82 - 11.63Argentina (Entre Rios) Potamotrygonidae indet. (55599)
Serravallian - Tortonian13.82 - 7.246Peru Potamotrygonidae indet., Potamotrygon motoro (176156)
Laventan13.8 - 11.0Colombia (Huila) Potamotrygonidae indet. (186683) P. sp. (186639)
Tortonian11.63 - 7.246Peru Potamotrygon motoro, Potamotrygon sp. (176133 176162)
Tortonian11.63 - 7.246Brazil (Acre) Potamotrygonidae indet. (55602)
Late/Upper Pliocene3.6 - 2.58Venezuela (Falcon) Potamotrygon sp. (122033)