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Palaeosaniwa canadensis

Reptilia

Taxonomy
Palaeosaniwa canadensis was named by Gilmore (1928). Its type specimen is USNM 10864, a set of vertebrae (partial dorsal vertebra), and it is a 3D body fossil. Its type locality is Near Steveville, which is in a Campanian terrestrial horizon in the Oldman Formation of Canada.

Synonyms
Synonymy list
YearName and author
1928Palaeosaniwa canadensis Gilmore p. 84 figs. Pl. 11:5-6
1928Megasaurus robustus Gilmore p. 157 figs. Pl. 27:1
1930Palaeosaniwa canadensis Hay p. 252
1930Megasaurus robustus Hay p. 256
1964Palaeosaniwa canadensis Estes p. 135
1983Palaeosaniwa canadensis Estes pp. 183-184 figs. 48e-f
1989Palaeosaniwa canadensis Bryant p. 48
1996Palaeosaniwa canadensis Gao and Fox p. 90
2001Palaeosaniwa canadensis Peng et al. p. 31
2023Palaeosaniwa canadensis Hamilton et al. p. 5

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
RankNameAuthor
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
—Sauropsida
classReptilia
—Squamata()
—Anguimorpha(Fürbringer 1900)
—Monstersauria
genusPalaeosaniwa
speciescanadensis

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.

†Palaeosaniwa canadensis Gilmore 1928
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Invalid names: Megasaurus robustus Gilmore 1928 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialuc
Locomotion: actively mobilec
Created: 2017-04-17 15:15:35
Modified: 2017-04-17 15:15:35
Source: c = class, subp = subphylum, uc = unranked clade
References: Hendy et al. 2009, Carroll 1988

Age range: base of the Late/Upper Campanian to the top of the Lancian or 83.50000 to 66.00000 Ma

Collections (22 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Campanian83.5 - 70.6Canada (Alberta) Palaeosaniwa canadensis (45674 45822 45892 45893 45897 187421 232291)
Late/Upper Campanian83.5 - 70.6Mexico (Baja California) Palaeosaniwa canadensis (197021)
Late/Upper Campanian83.5 - 70.6Mexico (Coahuila) Palaeosaniwa canadensis (154244)
Middle Campanian83.5 - 70.6Canada (Alberta) Palaeosaniwa canadensis (45561 45565 45566 45820 type locality: 118024)
Middle Campanian - Late/Upper Campanian83.5 - 70.6Canada (Alberta) Palaeosaniwa canadensis (45819 45821 45894 62722)
Lancian70.6 - 66.0USA (North Dakota) Palaeosaniwa canadensis (137715)
Lancian70.6 - 66.0USA (Wyoming) Megasaurus robustus (14606)
Lancian70.6 - 66.0USA (Montana) Palaeosaniwa canadensis (14568 179991)