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Turgidodon rhaister

Osteichthyes - Alphadontidae

Taxonomy
Alphadon rhaister was named by Clemens (1966). Its type specimen is UCMP V-50292, a set of teeth, and it is not a trace fossil. Its type locality is Mammal Quarry No. 2 (UCMP V-5815), which is in a Lancian terrestrial sandstone in the Lance Formation of Wyoming.

It was recombined as Turgidodon rhaister by Cifelli (1990), Johanson (1996), Hunter (1997), Kielan-Jaworowska et al. (2004).

Synonymy list
YearName and author
1966Alphadon rhaister Clemens
1979Alphadon rhaister Clemens p. 193
1990Turgidodon rhaister Cifelli
1996Turgidodon rhaister Johanson
1997Turgidodon rhaister Hunter
2004Turgidodon rhaister Kielan-Jaworowska et al. pp. 443, 456

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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()
RankNameAuthor
—Amniota
subclassSynapsida
—Therapsida()
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
subclassMetatheria()
—Marsupialiformes
familyAlphadontidaeMarshall et al. 1990
genusTurgidodon
speciesrhaister()

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.

†Turgidodon rhaister Clemens 1966
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialc
Locomotion: actively mobilec
Life habit: scansorialsubc
Diet: omnivoreg
Reproduction: viviparoussubc
Created: 2005-09-07 10:52:04
Modified: 2005-09-07 13:10:57
Source: g = genus, subc = subclass, c = class, subp = subphylum
References: Hopson 1973, Carroll 1988, Kielan-Jaworowska et al. 2004, Lillegraven 1979, Hendy et al. 2009

Age range: base of the Middle Campanian to the top of the Lancian or 83.60000 to 66.00000 Ma

Collections (18 total)


Time interval Ma Country or state Original ID and collection number
Middle Campanian - Late/Upper Campanian83.6 - 72.2USA (Montana) Alphadon rhaister (69161)
Early/Lower Maastrichtian72.2 - 66.0Canada (Alberta) Alphadon rhaister (14502)
Lancian72.2 - 66.0USA (Montana) Alphadon rhaister (14531 14549 14582 14583 14618 14624 14648) Turgidodon rhaister (14597 172644)
Lancian72.2 - 66.0USA (Wyoming) Alphadon rhaister (14519 14565 type locality: 14566)
Lancian72.2 - 66.0Canada (Alberta) Alphadon rhaister (14630 14634)
Late/Upper Maastrichtian72.2 - 66.0USA (Wyoming) Alphadon rhaister (14585)
Late/Upper Maastrichtian72.2 - 66.0USA (Montana) Turgidodon rhaister (183109)