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Cetotherium parvum

Osteichthyes - Cetacea

Taxonomy
Cetotherium parvum was named by Trouessart (1898) [This is a replacement name for Cetotherium pusillum Cope (1890), so the type locality is 55396.]. It is a 3D body fossil.

It was considered a nomen dubium by Kellogg (1968).

Sister species lacking formal opinion data
C. hupschii, C. priscum

Synonyms
  • Delphinapterus tyrannus was named by Cope (1868). Its type specimen is ANSP 11253, a set of vertebrae (one dorsal and three lumbar vertebrae), and it is a 3D body fossil. Its type locality is James T. Thomas estate, which is in a Serravallian offshore shelf horizon in the Calvert Formation of Maryland.

    It was synonymized subjectively with Cetotherium parvum by Hay (1902).
Synonymy list
YearName and author
1868Delphinapterus tyrannus Cope p. 190
1898Cetotherium parvum Trouessart p. 1071
1902Cetotherium parvum Hay p. 599
1904Cetotherium parvum Case p. 35
1904Cetotherium parvum Trouessart p. 780
1930Cetotherium parvum Hay p. 572
2012Cetotherium parvum Tarasenko and Lopatin p. 532

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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()
—Amniota
subclassSynapsida
—Therapsida()
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
classMammalia
RankNameAuthor
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—Laurasiatheria
—Scrotifera
—Euungulata
—Artiodactylamorpha
—Artiodactyla()
—Whippomorpha
orderCetacea
—Pelagiceti
—Neoceti
suborderMysticeti
—Chaeomysticeti()
subfamilyCetotheriidae()
subfamilyCetotheriinae
genusCetotherium
speciesparvum

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.

†Cetotherium parvum Trouessart 1898
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Invalid names: Delphinapterus tyrannus Cope 1868 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: hydroxyapatitesubo
Form: roller-shapedo
Ontogeny: modification of partso
Environment: marinesubo
Locomotion: actively mobileo
Life habit: aquaticsubo
Depth habitat: surfaceo
Diet: carnivoresubo
Diet 2: suspension feedersubo
Reproduction: viviparouso
Created: 2005-03-06 14:20:41
Modified: 2005-03-06 16:34:40
Source: subo = suborder, o = order
Reference: Uhen 2004

Age range: base of the Serravallian to the top of the Tortonian or 13.82000 to 7.24600 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Serravallian13.82 - 11.63USA (Maryland) Delphinapterus tyrannus (55396)
Tortonian11.63 - 7.246USA (Maryland) Cetotherium parvum (55395)