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Neoplagiaulacidae ✝

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Description

Neoplagiaulacidae is a family of mammal within the extinct order Multituberculata. Fossil remains are known from the Upper Cretaceous through to the latest Eocene/early Oligocene. Representatives have been found in North America, Europe and Asia. They are the last multituberculates known.

From Wikipedia article at https://en.wikipedia.org/wiki/Neoplagiaulacidae, which is released under the Creative Commons Attribution-Share-Alike License 3.0.

Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	4831306	https://www.gbif.org/species/4831306
PaleoBioDB ID (PBDB)	67560	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=67560

Rank

family

Taxonomy (GBIF)

Life : Animalia : Chordata : Mammalia : Neoplagiaulacidae

Taxonomy (PBDB)

Life : Animalia : Chordata : Mammalia : Multituberculata : Neoplagiaulacidae

Taxonomic Status (GBIF)

accepted

Classification
(PBDB,GBIF)

Rank	Name	Author
-	Eukaryota
-	Opisthokonta	Cavalier-Smith 1987
kingdom	Animalia
-	Triploblastica	Lankester 1877
-	Nephrozoa	Jondelius et al. 2002
-	Deuterostomia	Grobben 1908
phylum	Chordata	Haeckel 1847
subphylum	Vertebrata	Lamarck 1801
superclass	Gnathostomata	Gegenbauer 1874
-	Osteichthyes
-	Sarcopterygii	Romer 1955
subclass	Dipnotetrapodomorpha
subclass	Tetrapodomorpha
-	Tetrapoda
-	Reptiliomorpha	Säve-Söderbergh 1934
-	Anthracosauria	Säve-Söderbergh 1934
-	Batrachosauria
-	Cotylosauria
-	Amniota	Haeckel 1866
-	Synapsida	Osborn 1903
-	Therapsida
infraorder	Cynodontia
-	Epicynodontia	Hopson and Kitching 2001
infraorder	Eucynodontia	Kemp 1982
-	Probainognathia	Hopson 1990
-	Mammaliamorpha	Rowe 1988
-	Mammaliaformes	Rowe 1988
class	Mammalia	Linnaeus 1758
-	Allotheria
order	Multituberculata	Cope 1884
suborder	Cimolodonta
family	Neoplagiaulacidae	Ameghino 1890

Scientific Name

Neoplagiaulacidae

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Neoplagiaulacidae	family	belongs to Multituberculata	stated without evidence	Gazin, 1969
Neoplagiaulacidae	family	belongs to Ptilodontoidea	stated without evidence	Clemens and Kielan-Jaworowska, 1979
Neoplagiaulacidae	family	belongs to Ptilodontoidea	stated with evidence	Kielan-Jaworowska and Hurum, 2001
Neoplagiaulacidae	family	belongs to Ptilodontoidea	stated without evidence	Kielan-Jaworowska et al., 2004
Neoplagiaulacidae	family	belongs to Multituberculata	stated without evidence	Rose et al., 2012
Neoplagiaulacidae	family	belongs to Cimolodonta	stated with evidence	Beard and Dawson, 2014

Status (PBDB)

extinct

Taxon Size (PBDB)

First Recorded Appearance

105 - 94 Ma
Cretaceous

Last Recorded Appearance

37.2 - 33.9 Ma
Paleogene

Environment

terrestrial (based on Mammalia)

Motility

actively mobile (based on Osteichthyes)

Diet

omnivore

Taphonomy

phosphatic (based on Vertebrata)

Primary Reference (PBDB)

F. Ameghino. 1890. Los plagiaulácidos Argentinos y sus relaciones zoológicas, geológicas y geográficas. Boletín del Instituto Geográfico Argentino 11:143-208

Wikipedia

https://en.wikipedia.org/wiki/Neoplagiaulacidae

Fossil Distribution

Subtaxa

Name	Status	Fossil Occurrences	Oldest	Youngest
Cernaysia ✝ genus	doubtful (GBIF) listed (PBDB)	1	59.2 Ma Paleocene	59.2 Ma Paleocene
Ectypodus ✝ genus	accepted (GBIF) listed (PBDB)	121	66.0 Ma Late/Upper Cretaceous	37.2 Ma Eocene
Krauseia ✝ genus	doubtful (GBIF) listed (PBDB)
Mesodma ✝ genus	accepted (GBIF) listed (PBDB)	254	105 Ma Early/Lower Cretaceous	61.7 Ma Paleocene
Mesodmops ✝ genus	accepted (GBIF) listed (PBDB)	3	58.7 Ma Paleocene	55.8 Ma Eocene
Mimetodon ✝ genus	accepted (GBIF) listed (PBDB)	19	63.3 Ma Paleocene	58.7 Ma Paleocene
Neoplagiaulax ✝ genus	accepted (GBIF) listed (PBDB)	96	70.6 Ma Late/Upper Cretaceous	58.7 Ma Paleocene
Nidimys ✝ genus	accepted (GBIF) listed (PBDB)	1	70.6 Ma Late/Upper Cretaceous	70.6 Ma Late/Upper Cretaceous
Parectypodus ✝ genus	accepted (GBIF) listed (PBDB)	61	70.6 Ma Late/Upper Cretaceous	55.8 Ma Eocene
Parikimys ✝ genus	accepted (GBIF) listed (PBDB)	3	70.6 Ma Late/Upper Cretaceous	70.6 Ma Late/Upper Cretaceous
Xanclomys ✝ genus	accepted (GBIF) listed (PBDB)	1	63.3 Ma Paleocene	63.3 Ma Paleocene
Xyronomys ✝ genus	accepted (GBIF) listed (PBDB)	6	66.0 Ma Late/Upper Cretaceous	63.3 Ma Paleocene

Obsolete Names

Name	Source	Taxon Rank	Taxonomy
Ectypodontidae	GBIF	family	Animalia : Chordata : Mammalia : Ectypodontidae
Ectypodidae	GBIF	family	Animalia : Chordata : Mammalia : Ectypodidae

Synonymy List

Year	Name and Author
1890	Neoplagiaulacidae Ameghino
1965	Ectypodidae Sloan and Van Valen p. 221
1969	Neoplagiaulacidae Gazin p. 4
1969	Ectypodontidae Kielan-Jaworowska p. 38
1970	Ectypodontidae Kielan-Jaworowska p. 38
1979	Neoplagiaulacidae Clemens and Kielan-Jaworowska p. 101

Year	Name and Author
1986	Neoplagiaulacidae Lillegraven and McKenna p. 17
2001	Neoplagiaulacidae Kielan-Jaworowska and Hurum p. 418
2004	Neoplagiaulacidae Kielan-Jaworowska et al. pp. 255, 334
2012	Neoplagiaulacidae Rose et al.
2014	Neoplagiaulacidae Beard and Dawson p. 1476

References

Ameghino F. Los plagiaulácidos Argentinos y sus relaciones zoológicas, geológicas y geográficas, Boletín del Instituto Geográfico Argentino 11, 143-208

Sloan R. E., Van Valen L. (1965) Cretaceous mammals from Montana, Science 148 3667, 220-227

Gazin C. L. (1969) A new occurrence of Paleocene mammals in the Evanston Formation, southwestern Wyoming, Smithsonian Contributions to Paleobiology 2, 1-16

Kielan-Jaworowska Z. (1969) New Upper Cretaceous multituberculate genera from Bayn Dzak, Gobi Desert, Palaeontologia Polonica 21, 35-49

Clemens W. A., Kielan-Jaworowska Z. (1979) Multituberculata, Mesozoic Mammals: the first two-thirds of mammalian history, 99-149

Lillegraven J. A., McKenna M. C. (1986) Fossil mammals from the "Mesaverde" Formation (Late Cretaceous, Judithian) of the Bighorn and Wind River basins, Wyoming, with definitions of Late Cretaceous North American Land-Mammal "Ages", American Museum Novitates 2840, 1-68

Kielan-Jaworowska Z., Hurum J. H. (2001) Phylogeny and systematics of multituberculate mammals, Palaeontology 44 3, 389-429

Kielan-Jaworowska Z., Cifelli R. L., et al (2004) Mammals from the age of dinosaurs: Origins, evolution, and structure, Columbia University Press, New York, 1-630

Rose K. D., Chew A. E., et al (2012) Earliest Eocene mammalian fauna from the Paleocene-Eocene Thermal Maximum at Sand Creek Divide, southern Bighorn Basin, Wyoming, University of Michigan Papers on Paleontology 36, 1-122

Beard K. C., Dawson M. R. (2014) Northernmost Global Record for Multituberculata from the Eocene of Ellesmere Island, Arctic Canada, Journal of Vertebrate Paleontology 34 6, 1476-1480 doi:10.1080/02724634.2014.875032

Benton, M.J. (ed). (1993). The Fossil Record 2. Chapman & Hall, London, 845 pp. - 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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