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Ectocion cedrus

Osteichthyes - Phenacodontidae

Taxonomy
Ectocion cedrus was named by Thewissen (1990). Its type locality is Cedar Point Quarry, which is in a Tiffanian fluvial-lacustrine siliciclastic in the Fort Union Formation of Wyoming.

Sister species lacking formal opinion data
E. medituber

Synonymy list
YearName and author
1990Ectocion cedrus Thewissen

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classOsteichthyes
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
subclassSynapsida
—Therapsida()
infraorderCynodontia()
RankNameAuthor
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—Laurasiatheria
—Scrotifera
—Euungulata
—Panperissodactyla
—Phenacodonta
familyPhenacodontidaeCope 1881
subfamilyMeniscotheriinae(Cope 1882)
genusEctocionCope 1882
speciescedrus

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

†Ectocion cedrus Thewissen 1990
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: ground dwellingf
Diet: herbivoref
Reproduction: viviparoussubc
Created: 2005-08-31 14:04:22
Modified: 2011-04-24 18:24:26
Source: f = family, subc = subclass, c = class, subp = subphylum
References: Lillegraven 1979, Hendy et al. 2009, Ji et al. 2002, Carroll 1988, Archibald 1998

Age range: base of the Late/Upper Paleocene to the top of the Ti3 or 59.24000 to 57.50000 Ma

Collections (17 total)


Time interval Ma Country or state Original ID and collection number
Ti360.9 - 57.5Canada (Alberta) Ectocion cedrus (14928)
Ti460.9 - 57.5Canada (Saskatchewan) Ectocion osbornianus (14978)
Tiffanian60.9 - 57.5Canada (Alberta) Ectocion sp. (14949)
Tiffanian60.9 - 57.5USA (Montana) Ectocion cedrus (15002 15033)
Tiffanian60.9 - 57.5USA (Wyoming) Ectocion cedrus (15031 15061 15066 15071 190426 190436 190440 190494) Ectocion wyomingensis (type locality: 15017) Gidleyina sp. (15034)
Late/Upper Paleocene59.24 - 56.0USA (Wyoming) Ectocion cedrus (15018 15024)