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Gaviacetus razai

Mammalia - Cetacea - Protocetidae

Taxonomy
Gaviacetus razai was named by Gingerich et al. (1995). Its type specimen is GSP-UM3095, a skull (skull & vertebra, including a sacral), and it is a 3D body fossil. Its type locality is Basti Ahmed, which is in a Lutetian offshore shelf shale/limestone in the Domanda Formation of Pakistan.

Synonymy list
YearName and author
1995Gaviacetus razai Gingerich et al. p. 305 figs. Figs. .9-11
2001Gaviacetus razai Thewissen et al. p. 351 figs. Table 1
2002Gaviacetus razai Uhen p. 79
2008Gaviacetus razai McLeod and Barnes p. 93
2014Gaviacetus razai Gingerich and Cappetta p. 128 figs. Figure 16

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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
RankNameAuthor
classMammalia
Theriamorpha(Rowe 1993)
Theriiformes()
Trechnotheria
Cladotheria
Zatheria
subclassTribosphenida()
subclassTheria
Eutheria()
Placentalia
Boreoeutheria
Laurasiatheria
Scrotifera
Euungulata
Artiodactylamorpha
Artiodactyla()
Whippomorpha
orderCetacea
familyProtocetidae
genusGaviacetus
speciesrazai

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.

Gaviacetus razai Gingerich et al. 1995
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Diagnosis
ReferenceDiagnosis
P. D. Gingerich et al. 1995Gaviacetus razai differs from all other protocetids known in the pronounced constriction of its palate anteriorly, indicating that the rostrum was unusually narrow for a protocetid.