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Marambioraja leiostemma

Chondrichthyes - Rajiformes - Rajidae

Taxonomy
Marambioraja leiostemma was named by Engelbrecht et al. (2018). Its type specimen is NRM-PZ P16257, a tooth, and it is a 3D body fossil. Its type locality is IAA 2/95, Marsupial site, which is in a Bartonian coastal sandstone in the La Meseta Formation of Antarctica. It is the type species of Marambioraja.

Synonymy list
YearName and author
2018Marambioraja leiostemma Engelbrecht et al. p. 1035 fig. 4

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classChondrichthyes
RankNameAuthor
infraclassElasmobranchii(Bonaparte 1838)
Euselachii()
NeoselachiiCompagno 1977
superorderBatomorphii
orderRajiformesBerg 1940
familyRajidaeBlainville 1816
genusMarambioraja
speciesleiostemma

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.

Marambioraja leiostemma Engelbrecht et al. 2018
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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 07:15:23
Modified: 2009-07-21 09:15:23
Source: o = order, subp = subphylum
References: Carroll 1988, Hendy et al. 2009, Wagner 2023

Age range: Bartonian or 41.03000 to 37.71000 Ma

Collections (3 total)


Time interval Ma Country or state Original ID and collection number
Bartonian41.03 - 37.71Antarctica Marambioraja leiostemma (100414 153447)
Bartonian41.03 - 37.71Antarctica (Seymour Island) Marambioraja leiostemma (type locality: 176085)