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Boreosphenida

Source Data
SourceIDLink
Global Biodiversity Information Facility ID (GBIF)Not linked to a GBIF record.
PaleoBioDB ID (PBDB)67561https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=67561
Rankunranked clade (PBDB)
Taxonomy (PBDB)Life : Animalia : Chordata : Mammalia : Boreosphenida
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
-Theriamorpha
-Theriiformes
-TrechnotheriaMcKenna 1975
-CladotheriaMcKenna 1975
infraclassBoreosphenida
Opinions (PBDB)
NameRankOpinionEvidenceAuthor
Boreosphenidainfraclassbelongs to Holotheriastated with evidenceLuo et al., 2001
Boreosphenidaunranked cladebelongs to Mammaliastated with evidenceLuo et al., 2003
Boreosphenidaunranked cladebelongs to Cladotheriastated with evidenceLuo et al., 2011
Status (PBDB)extant
Taxon Size (PBDB)1,590
Extant Size (PBDB)333 (21%)
First Recorded Appearance209 - 201 Ma
Mesozoic
Environmentterrestrial (based on Mammalia)
Motilityactively mobile (based on Osteichthyes)
Dietinsectivore (based on Mammaliaformes)
Taphonomyphosphatic (based on Vertebrata)
Primary Reference (PBDB)Z.-X. Luo, R. L. Cifelli, and Z. Kielan-Jaworowska. 2001. Dual origins of tribosphenic mammals. Nature 409:53-57

Subtaxa

NameStatusCommon Name(s)Fossil OccurrencesOldestYoungest
Theria
subclass
listed (PBDB)4,496209 Ma
Late/Upper Triassic
0 Ma
Extant
Picopsidae
family
accepted (GBIF)
listed (PBDB)
985.8 Ma
Late/Upper Cretaceous
83.5 Ma
Late/Upper Cretaceous
Aegialodon
genus
accepted (GBIF)
listed (PBDB)
2140 Ma
Early/Lower Cretaceous
140 Ma
Early/Lower Cretaceous
Deltatheridium
genus
accepted (GBIF)
listed (PBDB)
783.6 Ma
Late/Upper Cretaceous
83.5 Ma
Late/Upper Cretaceous
Erinaceus
genus
accepted (GBIF)
listed (PBDB)
8311.6 Ma
Miocene
0 Ma
Extant
Hypomylos
genus
accepted (GBIF)
listed (PBDB)
5152 Ma
Late Jurassic
145 Ma
Late Jurassic
Paleomolops
genus
accepted (GBIF)
listed (PBDB)
183.5 Ma
Late/Upper Cretaceous
83.5 Ma
Late/Upper Cretaceous
Tribotherium
genus
accepted (GBIF)
listed (PBDB)
3152 Ma
Late Jurassic
145 Ma
Late Jurassic
Zygiocuspis
genus
accepted (GBIF)
listed (PBDB)
183.5 Ma
Late/Upper Cretaceous
83.5 Ma
Late/Upper Cretaceous

Synonymy List

YearName and Author
1987Potamotelsidae Nessov
1997Potamotelsidae McKenna and Bell
2001Boreosphenida Luo et al. p. 56
2003Boreosphenida Luo et al. p. 1938
2011Boreosphenida Luo et al. p. 444

References

Luo Z.-X., Cifelli R. L., et al (2001) Dual origins of tribosphenic mammals, Nature 409, 53-57
McKenna M. C., Bell S. K. (1997) , Classification of Mammals Above the Species Level, 1-640
Luo Z.-X., Ji Q., et al (2003) An Early Cretaceous tribosphenic mammal and metatherian evolution, Science 302, 1934-1939
Luo Z.-X., Yuan C.-X., et al (2011) A Jurassic eutherian mammal and divergence of marsupials and placentals, Nature 476, 442-445 doi:10.1038/nature10291
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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