Learning Center What is a mineral?The most common minerals on earth Information for Educators Mindat Articles The Elements The Rock H. Currier Digital Library Geologic Time

Minerals by Properties Minerals by Chemistry Advanced Locality Search Random Mineral Random Locality Search by minID Localities Near Me Search Articles Search Glossary More Search Options

The Mindat Manual Add a New Photo Rate Photos Locality Edit Report Coordinate Completion Report Add Glossary Item

Mining Companies Statistics Users Mineral Museums Clubs & Organizations Mineral Shows & Events The Mindat Directory Device Settings The Mineral Quiz

Photo Search Photo Galleries Search by Color New Photos Today New Photos Yesterday Members' Photo Galleries Past Photo of the Day Gallery Photography

BETA TEST - Fossil data and pages are very much experimental and under development. Please report any problems

Acreodi ✝

Photos

Photo Gallery

Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	Not linked to a GBIF record.
PaleoBioDB ID (PBDB)	183657	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=183657

Rank

order (PBDB)

Taxonomy (PBDB)

Life : Animalia : Chordata : Mammalia : Acreodi

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
subclass	Tribosphenida
infraclass	Eutheria
order	Acreodi	Matthew 1909

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Acreodi	order	belongs to Cete	stated without evidence	McKenna, 1975
Acreodi	order	belongs to Eutheria	stated with evidence	Tabuce et al., 2011

Status (PBDB)

extinct

Taxon Size (PBDB)

130

First Recorded Appearance

66.0 - 63.3 Ma
Paleocene

Last Recorded Appearance

33.9 - 23.0 Ma
Cenozoic

Environment

terrestrial (based on Eutheria)

Motility

actively mobile (based on Osteichthyes)

Diet

omnivore (based on Acreodi)

Ecospace Comments

the paraphyletic stem group "Triisodontidae" is omnivorous and not carnivorous, as opposed to the derived clade Mesonychia

Taphonomy

phosphatic (based on Vertebrata)

Primary Reference (PBDB)

R. Tabuce, J. Clavel, and M. T. Antunes. 2011. A structural intermediate between triisodontids and mesonychians (Mammalia, Acreodi) from the earliest Eocene of Portugal. Naturwissenschaften 98:145-155

Fossil Distribution

Subtaxa

Name	Status	Common Name(s)	Fossil Occurrences	Oldest	Youngest
Triisodontidae ✝ family	accepted (GBIF) listed (PBDB)		53	66.0 Ma Late/Upper Cretaceous	61.7 Ma Paleocene
Andrewsarchus ✝ genus	accepted (GBIF) listed (PBDB)		2	48.6 Ma Eocene	48.6 Ma Eocene
Epichriacus ✝ genus	doubtful (GBIF) listed (PBDB)
Khashanagale ✝ genus	accepted (GBIF) listed (PBDB)
Mondegodon ✝ genus	accepted (GBIF) listed (PBDB)		1	55.8 Ma Eocene	55.8 Ma Eocene
Oxyclaenus ✝ genus	accepted (GBIF) listed (PBDB)		21	66.0 Ma Late/Upper Cretaceous	63.3 Ma Paleocene
Pentacodon ✝ genus	accepted (GBIF) listed (PBDB)		9	63.3 Ma Paleocene	61.7 Ma Paleocene
Mesonychia ✝ genus	doubtful (GBIF) listed (PBDB)	Mesonychian	306	66.0 Ma Late/Upper Cretaceous	33.9 Ma Oligocene

Synonymy List

Year	Name and Author
1892	Oxyclaenidae Scott p. 294
1902	Oxyclaenidae Hay p. 744
1909	Acreodi Matthew
1965	Oxyclaeninae Savage p. 243
1965	Oxyclaeninae Sloan and Van Valen p. 226
1975	Acreodi McKenna p. 43
2003	Oxyclaenidae Eberle p. 152
2011	Acreodi Tabuce et al. p. 146

References

Tabuce R., Clavel J., et al (2011) A structural intermediate between triisodontids and mesonychians (Mammalia, Acreodi) from the earliest Eocene of Portugal, Naturwissenschaften 98, 145-155

Scott W. B. A revision of the North American Creodonta with notes on some genera which have been referred to that group, Proceedings of the Academy of Natural Sciences, Philadelphia 44, 291-323

Hay O. P. (1902) , Bibliography and Catalogue of the Fossil Vertebrata of North America. Bulletin of the United States Geological Survey 179, 1-868

Savage R. J. G. (1965) Fossil Mammals of Africa: 19 The Miocene Carnivora of East Africa, Bulletin of the British Museum (Natural History) Geology 10 8, 241-316

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

McKenna M. C. (1975) Toward a phylogenetic classification of the Mammalia, Phylogeny of the Primates, Plenum Publishing, New York, 21-46

Eberle J. J. (2003) Puercan mammalian systematics and biostratigraphy in the Denver Formation, Denver Basin, Colorado, Rocky Mountain Geology 38 1, 143-169

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!

Quick NavTop Fossil Distribution Subtaxa Synonymy List References

Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2024, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters. Founded in 2000 by Jolyon Ralph.
Privacy Policy - Terms & Conditions - Contact Us / DMCA issues - Report a bug/vulnerability Current server date and time: May 1, 2024 07:26:26

Go to top of page