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Paracimexomys priscus

Mammalia - Multituberculata

Taxonomy
Cimexomys priscus was named by Lillegraven (1969). Its type specimen is UA 3231, a tooth (isolated right M1), and it is a 3D body fossil. Its type locality is Trochu (KUA-1), which is in a Lancian terrestrial claystone/siltstone in the Scollard Formation of Canada.

It was recombined as Paracimexomys priscus by Archibald (1982), Lillegraven and McKenna (1986), Fox (1989), Storer (1991), Montellano (1992), Montellano et al. (2000), Eaton and Cifelli (2001), Kielan-Jaworowska et al. (2004), Donohue et al. (2013).

Sister species lacking formal opinion data
P. robisonae

Synonymy list
YearName and author
1969Cimexomys priscus Lillegraven p. 24
1979Cimexomys priscus Clemens and Kielan-Jaworowska p. 101
1982Paracimexomys priscus Archibald
1986Paracimexomys priscus Lillegraven and McKenna p. 23
1989Paracimexomys priscus Fox
1991Paracimexomys priscus Storer
1992Paracimexomys priscus Montellano
2000Paracimexomys priscus Montellano et al.
2001Paracimexomys priscus Eaton and Cifelli
2004Paracimexomys priscus Kielan-Jaworowska et al. pp. 254, 320-321
2013Paracimexomys priscus Donohue et al. p. 686

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
RankNameAuthor
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
subclassSynapsida
—Therapsida()
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Allotheria()
orderMultituberculataCope 1884
suborderCimolodonta()
genusParacimexomys
speciespriscus()

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.

†Paracimexomys priscus Lillegraven 1969
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialc
Locomotion: actively mobilec
Life habit: arborealo
Diet: herbivoreo
Created: 2005-09-01 17:42:57
Modified: 2005-09-01 19:42:57
Source: o = order, c = class, subp = subphylum
References: Carroll 1988, Hopson 1973, Hendy et al. 2009, Jenkins and Krause 1983

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

Collections (11 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Santonian - Early/Lower Campanian85.7 - 72.2USA (Utah) Paracimexomys priscus (14413)
Judithian83.6 - 72.2USA (Wyoming) Paracimexomys priscus (14433)
Middle Campanian - Late/Upper Campanian83.6 - 72.2USA (Montana) Paracimexomys priscus (14470)
Edmontonian72.2 - 66.0USA (Montana) Paracimexomys priscus (14503)
Lancian72.2 - 66.0USA (Wyoming) Paracimexomys priscus (14514)
Lancian72.2 - 66.0Canada (Alberta) Cimexomys priscus (type locality: 14630 14631 14632)
Lancian72.2 - 66.0USA (Montana) Paracimexomys priscus (14549)
Lancian72.2 - 66.0Canada (Saskatchewan) Paracimexomys priscus (14558 14655)