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Microcarcharias saskatchewanensis

Chondrichthyes - Lamniformes - Odontaspididae

Taxonomy
Odontaspis saskatchewanensis was named by Case et al. (1990). Its type specimen is RSM P496.15, a tooth, and it is a 3D body fossil. Its type locality is SMNH 63E04-001, Carrot River, which is in a Coniacian marine shale in the Niobrara Formation of Canada.

It was recombined as Carcharias saskatchewanensis by Shimada et al. (2006), Shimada and Martin (2008) and Nagrodski et al. (2012); it was recombined as Microcarcharias saskatchewanensis by Guinot and Carrillo-Briceño (2018).

Synonyms
Synonymy list
YearName and author
1990Odontaspis saskatchewanensis Case et al. p. 1085 fig. 4,5
1990Synodontaspis lilliae Case et al. p. 1085 fig. 6
2006Carcharias saskatchewanensis Shimada et al. p. 11 figs. 9.3, 9.4
2008Carcharias saskatchewanensis Shimada and Martin p. 92 fig. 5H
2012Carcharias saskatchewanensis Nagrodski et al. p. 79 fig. 3D
2018Microcarcharias saskatchewanensis Guinot and Carrillo-Briceño p. 13 figs. 6C-O

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Life
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classChondrichthyes
RankNameAuthor
subclassElasmobranchiiBonaparte 1838
infraclassEuselachii()
NeoselachiiCompagno 1977
superorderGaleomorphiiCompagno 1973
orderLamniformesBerg 1958
familyOdontaspididaeMüller and Henle 1839
genusMicrocarcharias
speciessaskatchewanensis()

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.

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Invalid names: Synodontaspis lilliae Case et al. 1990 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobileo
Life habit: nektonico
Diet: carnivoreo
Created: 2009-07-21 07:05:21
Modified: 2009-07-21 09:05:21
Source: o = order, subp = subphylum
References: Hendy et al. 2009, Carroll 1988, Wagner 2023

Age range: base of the Late/Upper Cenomanian to the top of the Coniacian or 99.60000 to 86.30000 Ma

Collections (13 total)


Time interval Ma Country or state Original ID and collection number
Cenomanian100.5 - 93.9Venezuela (Trujillo) Microcarcharias saskatchewanensis (213629)
Late/Upper Cenomanian99.6 - 93.5Venezuela Microcarcharias saskatchewanensis (213628)
Late/Upper Cenomanian99.6 - 93.5USA (Kansas) Carcharias saskatchewanensis (213414 213416 213417 213418 213419)
Late/Upper Cenomanian99.6 - 93.5USA (Colorado) Carcharias saskatchewanensis (132505)
Middle Cenomanian99.6 - 93.5USA (Kansas) Carcharias saskatchewanensis (94538)
Middle Cenomanian99.6 - 93.5USA (Nebraska) Carcharias saskatchewanensis (213308)
Middle Cenomanian99.6 - 93.5USA (Colorado) Carcharias saskatchewanensis (35429 213403)
Coniacian89.8 - 86.3Canada (Saskatchewan) Odontaspis saskatchewanensis, Synodontaspis lilliae (type locality: 23369)