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Proectocion ✝

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Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	4834227	https://www.gbif.org/species/4834227
PaleoBioDB ID (PBDB)	42299	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=42299

Rank

genus

Taxonomy (GBIF)

Life : Animalia : Chordata : Mammalia : Adianthidae : Proectocion

Taxonomy (PBDB)

Life : Animalia : Chordata : Mammalia : Condylarthra : Didolodontidae : Proectocion

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
subclass	Tribosphenida
infraclass	Eutheria
order	Ungulata
suborder	Condylarthra	Cope 1881
family	Didolodontidae	Savage 1951
genus	Proectocion	Ameghino 1904

Scientific Name

Proectocion Ameghino, 1904

Name Published In

An. Soc. ci. Argent., 58

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Proectocion	genus	belongs to Hyracotheriidae	stated with evidence	Ameghino, 1904
Proectocion	genus	belongs to Didolodontidae	stated with evidence	Simpson, 1948
Proectocion	genus	belongs to Adianthidae	stated without evidence	Cifelli, 1983
Proectocion	genus	belongs to Didolodontidae	implied	Carroll, 1988

Status (PBDB)

extinct

Taxon Size (PBDB)

First Recorded Appearance

48.6 - 37.2 Ma
Eocene

Last Recorded Appearance

48.6 - 37.2 Ma
Eocene

Environment

terrestrial (based on Eutheria)

Motility

actively mobile (based on Osteichthyes)

Diet

insectivore (based on Mammaliaformes)

Taphonomy

phosphatic (based on Vertebrata)

Primary Reference (PBDB)

F. Ameghino. 1904. Nuevas especies de mamíferos, cretáceos y terciarios de la República Argentina [New species of mammals, Cretaceous and Tertiarty, from the Argentine Republic]. Anales de la Sociedad Cientifica Argentina 56–58:1-142

Fossil Distribution

Subtaxa

Name	Status	Fossil Occurrences	Oldest	Youngest
Oxybunotherium praecursor ✝ species	accepted (GBIF) listed (PBDB)	1	48.6 Ma Eocene	48.6 Ma Eocene
Proectocion argentinus ✝ species	accepted (GBIF) listed (PBDB)	1	48.6 Ma Eocene	48.6 Ma Eocene
Proectocion precisus ✝ species	accepted (GBIF) listed (PBDB)	1	48.6 Ma Eocene	48.6 Ma Eocene

Obsolete Names

Name	Source	Taxon Rank	Taxonomy
Proectocyon Trouessart, 1905	GBIF	genus	Animalia : Chordata : Mammalia : Adianthidae : *Proectocyon*

Synonymy List

Year	Name and Author
1904	Proectocion Ameghino p. 68
1948	Proectocion Simpson
1952	Proectocion Paula Couto
1965	Oxybunotherium Pascual
1983	Proectocion Cifelli
1988	Oxybunotherium Carroll
1988	Proectocion Carroll

References

Ameghino F. (1904) Nuevas especies de mamíferos, cretáceos y terciarios de la República Argentina [New species of mammals, Cretaceous and Tertiarty, from the Argentine Republic], Anales de la Sociedad Cientifica Argentina 56–58, 1-142

Simpson G. G. (1948) The beginning of the age of mammals in South America. Part I, Bulletin of the American Museum of Natural History 91, 1-232

Paula Couto C. d. (1952) Fossil mammals from the beginning of the Cenozoic in Brazil. Condylarthra, Litopterna, Xenungulata, and Astrapotheria, Bulletin of the American Museum of Natural History 99 6, 355-394

Pascual R. (1965) Un nuevo Condylarthra (Mammalia) de edad Casamayorense de Paso de Los Indios (Chubut, Argentina). Breves consideraciones sobre la edad Casamayorense, Ameghiniana 4 2, 57-65

Cifelli R. (1983) The origin and affinities of the South American Condylarthra and early Tertiary Litopterna (Mammalia), American Museum Novitates 2772, 1-49

Carroll R. L. (1988) , Vertebrate Paleontology and Evolution, 1-698

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

SN2000/McKenna & Bell, 1997 - 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

as per family - via The Interim Register of Marine and Nonmarine Genera

An. Soc. ci. Argent., 58 - 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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