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Hadrodelphis calvertense

Mammalia - Cetacea

Taxonomy
Hadrodelphis calvertense was named by Kellogg (1966). Its type specimen is USNM 23408, a skull, and it is a 3D body fossil. Its type locality is Governor Run, north of, Zone 13, which is in a Langhian estuary/bay claystone in the Calvert Formation of Maryland.

Synonymy list
YearName and author
1966Hadrodelphis calvertense Kellogg p. 99 figs. Plate 44-45
1994Hadrodelphis calvertense Gottfried et al. p. 233
1995Hadrodelphis calvertense Ichishima et al. p. 487
1996Hadrodelphis calvertense Dawson p. 132
2008Hadrodelphis calvertense Uhen et al. p. 588
2017Hadrodelphis calvertense Hastings and Dooley p. 83
2018Hadrodelphis calvertense Peredo et al. p. 16 figs. Figure 10
2023Hadrodelphis calvertense Godfrey and Lambert p. 108

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
subclassSynapsida
—Therapsida()
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
classMammalia
RankNameAuthor
—Theriamorpha(Rowe 1993)
—Theriiformes()
—Trechnotheria
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—Laurasiatheria
—Scrotifera
—Euungulata
—Artiodactylamorpha
—Artiodactyla()
—Whippomorpha
orderCetacea
—Pelagiceti
—Neoceti
suborderOdontoceti
infraorderDelphinida
genusHadrodelphis
speciescalvertense

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.

†Hadrodelphis calvertense Kellogg 1966
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: hydroxyapatitesubo
Form: roller-shapedo
Ontogeny: modification of partso
Environment: marine, freshwatersubo
Locomotion: actively mobileo
Life habit: aquatico
Depth habitat: surfaceo
Diet: carnivoresubo
Reproduction: viviparoussubo
Created: 2005-03-06 14:21:39
Modified: 2005-09-22 15:42:08
Source: subo = suborder, o = order
Reference: Uhen 2004

Age range: base of the Langhian to the top of the Serravallian or 15.97000 to 11.62000 Ma

Collections (4 total)


Time interval Ma Country or state Original ID and collection number
Langhian15.97 - 13.82USA (Maryland) Hadrodelphis calvertense (type locality: 45502)
Serravallian13.82 - 11.62USA (Virginia) Hadrodelphis sp. (57700)
Serravallian13.82 - 11.62USA (Maryland) Hadrodelphis calvertense (37347 70835)