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Aegialodontidae ✝

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Description

Aegialodon dawsoni is an extinct mammal from the early Cretaceous, known from fossilised teeth discovered in the Wadhurst Clay Formation (dating to about 136 million years ago) near Cliff End, Hastings, East Sussex.

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

Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	4831543	https://www.gbif.org/species/4831543
PaleoBioDB ID (PBDB)	39916	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=39916

Rank

family

Taxonomy (GBIF,PBDB)

Life : Animalia : Chordata : Mammalia : Aegialodontidae

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
-	Theriamorpha
-	Theriiformes
-	Trechnotheria	McKenna 1975
-	Cladotheria	McKenna 1975
-	Boreosphenida
subclass	Theria	Parker and Haswell 1897
infraclass	Tribotheria	Butler 1978
-	Aegialodontia	Butler 1978
family	Aegialodontidae	Kermack 1967

Scientific Name

Aegialodontidae

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Aegialodontidae	family	belongs to Trituberculata	implied	McKenna and Bell, 1997
Aegialodontidae	family	belongs to Aegialodontia	stated without evidence	Kielan-Jaworowska et al., 2004

Status (PBDB)

extinct

Taxon Size (PBDB)

Environment

terrestrial (based on Mammalia)

Motility

actively mobile (based on Osteichthyes)

Diet

insectivore

Reproduction

viviparous (based on Theria)

Taphonomy

phosphatic (based on Vertebrata)

Primary Reference (PBDB)

K. A. Kermack. 1967. The Aegialodontidae—a new family of Cretaceous mammals. Proceedings of the Geological Society of London 1640:146

Wikipedia

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

Subtaxa

Name	Status	Fossil Occurrences	Oldest	Youngest
Aegialodon ✝ genus	accepted (GBIF) listed (PBDB)	2	140 Ma Early/Lower Cretaceous	140 Ma Early/Lower Cretaceous
Aspanlestes ✝ genus	accepted (GBIF) listed (PBDB)	9	93.5 Ma Late/Upper Cretaceous	83.5 Ma Late/Upper Cretaceous
Bulaklestes ✝ genus	accepted (GBIF) listed (PBDB)	1	93.5 Ma Late/Upper Cretaceous	93.5 Ma Late/Upper Cretaceous
Cretasorex ✝ genus	accepted (GBIF) listed (PBDB)	1	93.5 Ma Late/Upper Cretaceous	93.5 Ma Late/Upper Cretaceous
Daulestes ✝ genus	accepted (GBIF) listed (PBDB)	5	93.5 Ma Late/Upper Cretaceous	93.5 Ma Late/Upper Cretaceous
Eodesmatodon ✝ genus	accepted (GBIF) listed (PBDB)	1	37.2 Ma Eocene	37.2 Ma Eocene
Eutrochodon ✝ genus	accepted (GBIF) listed (PBDB)	1	37.2 Ma Eocene	37.2 Ma Eocene
Helioseus ✝ genus	accepted (GBIF) listed (PBDB)	5	56.0 Ma Paleocene	55.8 Ma Eocene
Hypomylos ✝ genus	accepted (GBIF) listed (PBDB)	5	152 Ma Late Jurassic	145 Ma Late Jurassic
Idiogenomys ✝ genus	accepted (GBIF) listed (PBDB)	1	37.2 Ma Eocene	37.2 Ma Eocene
Kasserinotherium ✝ genus	accepted (GBIF) listed (PBDB)	1	56.0 Ma Paleocene	56.0 Ma Paleocene
Kielantherium ✝ genus	accepted (GBIF) listed (PBDB)	1	125 Ma Early/Lower Cretaceous	125 Ma Early/Lower Cretaceous
Neodesmostylus ✝ genus	accepted (GBIF) listed (PBDB)	1	2.59 Ma Pleistocene	2.59 Ma Pleistocene
Obtususdon ✝ genus	accepted (GBIF) listed (PBDB)	2	61.7 Ma Paleocene	61.7 Ma Paleocene
Sorlestes ✝ genus	accepted (GBIF) listed (PBDB)	1	99.6 Ma Late/Upper Cretaceous	99.6 Ma Late/Upper Cretaceous
Telacodon ✝ genus	accepted (GBIF) listed (PBDB)	1	70.6 Ma Late/Upper Cretaceous	70.6 Ma Late/Upper Cretaceous
Tingamarra ✝ genus	accepted (GBIF) listed (PBDB)	1	56.0 Ma Paleocene	56.0 Ma Paleocene
Wanotherium ✝ genus	accepted (GBIF) listed (PBDB)	2	61.7 Ma Paleocene	61.7 Ma Paleocene

Synonymy List

Year	Name and Author
1967	Aegialodontidae Kermack p. 146
1997	Aegialodontidae McKenna and Bell
2004	Aegialodontidae Kielan-Jaworowska et al. pp. 411, 416-417
2007	Aegialodontidae Lopatin and Averianov p. 441

References

McKenna M. C., Bell S. K. (1997) , Classification of Mammals Above the Species Level, 1-640

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

Benton, M.J. (ed). (1993). The Fossil Record 2. Chapman & Hall, London, 845 pp. - via The Interim Register of Marine and Nonmarine Genera

SN2000: Brands, S. J. (compiler) 1989-2005. Systema Naturae 2000. Amsterdam, The Netherlands (2006 version). Available online at http://sn2000.taxonomy.nl/. - 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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