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Baioconodon nordicus

Mammalia - Procreodi - Arctocyonidae

Taxonomy
Loxolophus nordicus was named by Jepsen (1930). Its type locality is Mantua Lentil, which is in a Puercan terrestrial horizon in the Fort Union Formation of Wyoming.

It was recombined as Ragnarok nordicum by Van Valen (1978), Archibald (1982); it was misspelled as Baioconodon nordicum by Hunter (1997); it was recombined as Baioconodon nordicus by Middleton (1983), Archibald and Lofgren (1990), Fox (1990), Eberle and Lillegraven (1998), de Muizon and Cifelli (2000).

Synonyms
Synonymy list
YearName and author
1930Loxolophus nordicus Jepsen
1978Ragnarok harbichti Van Valen
1978Ragnarok nordicum Van Valen
1982Ragnarok nordicum Archibald
1983Baioconodon harbichti Middleton
1983Baioconodon nordicus Middleton
1988Baioconodon harbichti Van Valen
1989Baioconodon harbichti Fox
1990Baioconodon harbichti Archibald and Lofgren
1990Baioconodon nordicus Archibald and Lofgren
1990Baioconodon harbichti Fox
1990Baioconodon nordicus Fox
1997Baioconodon harbichti Hunter
1997Baioconodon nordicum Hunter
1998Baioconodon nordicus Eberle and Lillegraven
2000Baioconodon nordicus de Muizon and Cifelli

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
subclassSynapsida
—Therapsida()
RankNameAuthor
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—Laurasiatheria
—Scrotifera
—Euungulata
orderProcreodiMatthew 1915
familyArctocyonidaeMurray 1866
genusBaioconodon
speciesnordicus()

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.

†Baioconodon nordicus Jepsen 1930
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Invalid names: Ragnarok harbichti Van Valen 1978 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: ground dwellingf
Diet: omnivoref
Reproduction: viviparoussubc
Created: 2005-08-31 13:54:39
Modified: 2011-04-24 18:06:44
Source: f = family, subc = subclass, c = class, subp = subphylum
References: Archibald 1998, Hendy et al. 2009, Carroll 1988, Ji et al. 2002, Lillegraven 1979

Age range: base of the Late/Upper Maastrichtian to the top of the Puercan or 72.20000 to 63.80000 Ma

Collections (35 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Maastrichtian72.2 - 66.0USA (Montana) Baioconodon nordicus (183109)
Puercan66.0 - 63.8USA (Wyoming) Loxolophus nordicus (type locality: 14808)
Puercan66.0 - 63.8USA (Colorado) Baioconodon nordicus (176863)
Puercan66.0 - 63.8USA (Montana) Baioconodon harbichti (14705) Baioconodon nordicum, Ragnarok harbichti (14743) Baioconodon nordicus (14693 14744 14745) Ragnarok harbichti (14741) Ragnarok nordicum (14660 14668 14669 14676 14697 14699 14700 14740 14749 14751 14752 14754 14758 14761 14763 14773 14777 14778 14779 14782 14784 14785 14786 14787 14788 14789)