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Xotodon

Description

Xotodon is an extinct genus of toxodontid mammal that lived during the Late Miocene (Huayquerian in the SALMA classification) in Argentina, South America. Fossils of Xotodon have been found in the Ituzaingó, Maimará and Chiquimil Formations of Argentina.


Source Data
SourceIDLink
Global Biodiversity Information Facility ID (GBIF)4829935https://www.gbif.org/species/4829935
PaleoBioDB ID (PBDB)43407https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=43407
Rankgenus
Taxonomy (GBIF)Life : Animalia : Chordata : Mammalia : Toxodontidae : Xotodon
Taxonomy (PBDB)Life : Animalia : Chordata : Mammalia : Notoungulata : Toxodontidae : Xotodon
Taxonomic Status (GBIF)accepted
Classification
(PBDB,GBIF)
RankNameAuthor
-Eukaryota
-OpisthokontaCavalier-Smith 1987
kingdomAnimalia
-TriploblasticaLankester 1877
-NephrozoaJondelius et al. 2002
-DeuterostomiaGrobben 1908
phylumChordataHaeckel 1847
subphylumVertebrataLamarck 1801
superclassGnathostomataGegenbauer 1874
-Osteichthyes
-SarcopterygiiRomer 1955
subclassDipnotetrapodomorpha
subclassTetrapodomorpha
-Tetrapoda
-ReptiliomorphaSäve-Söderbergh 1934
-AnthracosauriaSäve-Söderbergh 1934
-Batrachosauria
-Cotylosauria
-AmniotaHaeckel 1866
-SynapsidaOsborn 1903
-Therapsida
infraorderCynodontia
-EpicynodontiaHopson and Kitching 2001
infraorderEucynodontiaKemp 1982
-ProbainognathiaHopson 1990
-MammaliamorphaRowe 1988
-MammaliaformesRowe 1988
classMammaliaLinnaeus 1758
subclassTribosphenida
infraclassEutheria
orderNotoungulataRoth 1903
suborderToxodontiaAmeghino 1887
familyToxodontidaeAmeghino 1889
genusXotodonAmeghino 1887
Scientific NameXotodon Ameghino, 1887
Name Published InAn. Mus. La Plata, 1
Opinions (PBDB)
NameRankOpinionEvidenceAuthor
Xotodongenusbelongs to Typotheriidaestated without evidenceAmeghino, 1887
Xotodongenusbelongs to Toxodontidaestated without evidenceLydekker, 1894
Xotodongenusbelongs to ToxodontidaeimpliedCarroll, 1988
Status (PBDB)extinct
Taxon Size (PBDB)10
First Recorded Appearance11.6 - 6.8 Ma
Miocene
Last Recorded Appearance4.00 - 2.59 Ma
Cenozoic
Environmentterrestrial (based on Eutheria)
Motilityactively mobile (based on Osteichthyes)
Dietgrazer
Ecospace Commentsbased on carbon isotope values in table 1
Taphonomyphosphatic (based on Vertebrata)
Primary Reference (PBDB)R. L. Carroll. 1988. Vertebrate Paleontology and Evolution
Wikipediahttps://en.wikipedia.org/wiki/Xotodon

Fossil Distribution

Subtaxa

NameStatusCommon Name(s)Fossil OccurrencesOldestYoungest
Toxodon foricurvatus
species
accepted (GBIF)No associated record in PBDB
Xotodon ambrosettii
species
listed (PBDB)
Xotodon caravela
species
listed (PBDB)111.6 Ma
Miocene
11.6 Ma
Miocene
Xotodon catamarcensis
species
accepted (GBIF)
listed (PBDB)
Xotodon cristatus
species
listed (PBDB)
Xotodon doellojuradi
species
accepted (GBIF)No associated record in PBDB
Xotodon doellojuradoi
species
listed (PBDB)19.00 Ma
Miocene
9.00 Ma
Miocene
Xotodon foricurvatus
species
listed (PBDB)29.00 Ma
Miocene
6.80 Ma
Miocene
Xotodon maimarensis
species
listed (PBDB)16.80 Ma
Miocene
6.80 Ma
Miocene
Xotodon major
species
listed (PBDB)
Xotodon smaltatus
species
listed (PBDB)

Synonymy List

YearName and Author
1887Xotodon Ameghino pp. e1425882-4-e1425882-14 fig. 3,4,5,7
1894Xotodon Lydekker p. 21
1988Xotodon Carroll

References

Carroll R. L. (1988) , Vertebrate Paleontology and Evolution, 1-698
Lydekker R. Contributions to a knowledge of the Fossil Vertebrates of Argentina. III - A study of extinct argentine ungulates, Anales del Museo de La Plata. Paleontología Argentina 2 3, 1-86
GBIF/Paleo Database - via The Interim Register of Marine and Nonmarine Genera
Nomenclator Zoologicus. A list of the names of genera and subgenera in zoology from the tenth edition of Linnaeus, 1758 to the end of 2004. Digitised by uBio from vols. 1-9 of Neave (ed.), 1939-1996 plus supplementary digital-only volume. http://ubio.org/NomenclatorZoologicus (as at 2006). - via The Interim Register of Marine and Nonmarine Genera
as per family - via The Interim Register of Marine and Nonmarine Genera
An. Mus. La Plata, 1 - via The Interim Register of Marine and Nonmarine Genera
Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!
 
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