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Plesiocetopsis ✝

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Photo Gallery

Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	Not linked to a GBIF record.
PaleoBioDB ID (PBDB)	81064	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=81064

Rank

genus (PBDB)

Taxonomy (PBDB)

Life : Animalia : Chordata : Mammalia : Cetacea : Tranatocetidae : Plesiocetopsis

Classification
(PBDB,GBIF)

Rank	Name	Author
-	Eukaryota
-	Opisthokonta	Cavalier-Smith 1987
kingdom	Animalia
-	Triploblastica	Lankester 1877
-	Nephrozoa	Jondelius et al. 2002
-	Deuterostomia	Grobben 1908
phylum	Chordata	Haeckel 1847
subphylum	Vertebrata	Lamarck 1801
superclass	Gnathostomata	Gegenbauer 1874
-	Osteichthyes
-	Sarcopterygii	Romer 1955
subclass	Dipnotetrapodomorpha
subclass	Tetrapodomorpha
-	Tetrapoda
-	Reptiliomorpha	Säve-Söderbergh 1934
-	Anthracosauria	Säve-Söderbergh 1934
-	Batrachosauria
-	Cotylosauria
-	Amniota	Haeckel 1866
-	Synapsida	Osborn 1903
-	Therapsida
infraorder	Cynodontia
-	Epicynodontia	Hopson and Kitching 2001
infraorder	Eucynodontia	Kemp 1982
-	Probainognathia	Hopson 1990
-	Mammaliamorpha	Rowe 1988
-	Mammaliaformes	Rowe 1988
class	Mammalia	Linnaeus 1758
order	Cetacea	Brisson 1762
-	Pelagiceti	Uhen 2008
-	Neoceti	Fordyce and de Muizon 2001
suborder	Mysticeti	Cope 1891
-	Chaeomysticeti
-	Plicogulae	Geisler et al. 2011
family	Tranatocetidae	Gol'din and Steeman 2015
genus	Plesiocetopsis	Brandt 1873

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Plesiocetopsis	subgenus	belongs to Cetotherium	stated without evidence	Brandt, 1873
Plesiocetopsis	genus	subjective synonym of Cetotherium	stated without evidence	Lydekker, 1887
Plesiocetopsis	subgenus	belongs to Cetotherium	stated without evidence	Palmer, 1904
Plesiocetopsis	subgenus	belongs to Plesiocetus	stated without evidence	True, 1912
Plesiocetopsis	genus	belongs to Cetotheriidae	stated without evidence	Kellogg, 1928
Plesiocetopsis	genus	belongs to Physeteridae	implied	Carroll, 1988
Plesiocetopsis	genus	subjective synonym of Plesiocetus	implied	McKenna and Bell, 1997
Plesiocetopsis	genus	belongs to Cetacea	second hand	Sepkoski, 2002
Plesiocetopsis	genus	belongs to Cetotheriidae	stated without evidence	Whitmore and Barnes, 2008
Plesiocetopsis	genus	belongs to Cetotheriidae	stated with evidence	Canto et al., 2010
Plesiocetopsis	genus	belongs to Diorocetidae	stated without evidence	Steeman, 2010
Plesiocetopsis	genus	belongs to Tranatocetidae	stated with evidence	Gol'din and Steeman, 2015
Plesiocetopsis	genus	belongs to Tranatocetidae	stated without evidence	Berta, 2017

Status (PBDB)

extinct

Taxon Size (PBDB)

First Recorded Appearance

16.0 - 11.6 Ma
Miocene

Last Recorded Appearance

5.33 - 2.59 Ma
Cenozoic

Environment

marine (based on Mysticeti)

Motility

actively mobile (based on Cetacea)

Diet

carnivore, suspension feeder (based on Mysticeti)

Reproduction

viviparous (based on Cetacea)

Ontogeny

modification of parts (based on Cetacea)

Taphonomy

hydroxylapatite (based on Mysticeti)

Primary Reference (PBDB)

J. F. Brandt. 1873. Untersuchungen über die fossilen und subfossilen cetaceen Europa's. Mémoires de L'Académie Impériale des Sciences de Saint-Petersbourg, Series 7 20(1):1-372

Fossil Distribution

Subtaxa

Name	Status	Common Name(s)	Fossil Occurrences	Oldest	Youngest
Plesiocetus hupschii ✝ species	accepted (GBIF) listed (PBDB)		5	16.0 Ma Miocene	11.6 Ma Miocene
Plesiocetus notopelagicus ✝ species	accepted (GBIF) listed (PBDB)		1	5.33 Ma Miocene	5.33 Ma Miocene

Synonymy List

Year	Name and Author
1873	Cetotherium (Plesiocetopsis) Brandt p. 143
1904	Cetotherium (Plesiocetopsis) Palmer p. 548
1904	Cetotherium (Plesiocetopsis) Trouessart p. 780
1912	Plesiocetus (Plesiocetopsis) True p. 3
1928	Plesiocetopsis Kellogg p. 35 figs. Table 1
1930	Plesiocetopsis Hay p. 572
1931	Plesiocetopsis Kellogg p. 314
1945	Plesiocetopsis Simpson p. 104

Year	Name and Author
1988	Plesiocetopsis Carroll
2002	Plesiocetopsis Sepkoski, Jr.
2008	Plesiocetopsis Whitmore and Barnes p. 144
2010	Plesiocetopsis Canto et al. p. 22
2010	Plesiocetopsis Steeman p. 71
2015	Plesiocetopsis Gol'din and Steeman p. 6
2017	Plesiocetopsis Berta p. 168

References

Brandt J. F. Untersuchungen über die fossilen und subfossilen cetaceen Europa's, Mémoires de L'Académie Impériale des Sciences de Saint-Petersbourg, Series 7 20 1, 1-372

Palmer T. S. (1904) Index generum mammalium: a list of the genera and families of mammals, North American Fauna 23, 1-984

Trouessart E. L. (1904) , Catalogus Mammalium Tam Viventium Quam Fossilium, Fourth Edition, 1-929

Hay O. P. (1930) Second Bibliography and Catalogue of the Fossil Vertebrata of North America, Carnegie Institution of Washington 390 II, 1-1074

Kellogg R. (1931) Pelagic mammals of the Temblor Formation of the Kern River region, California, Proceedings of the California Academy of Science 19 12, 217-397

Simpson G. G. (1945) The principles of classification and a classification of mammals, Bulletin of the American Museum of Natural History 85, 1-350

Carroll R. L. (1988) , Vertebrate Paleontology and Evolution, 1-698

Sepkoski, Jr. J. J. (2002) A compendium of fossil marine animal genera, Bulletins of American Paleontology 363, 1-560

Whitmore F. C., Barnes L. G. (2008) The Herpetocetinae, a new subfamily of extinct baleen whales (Mammalia, Cetacea, Cetotheriidae), Virginia Museum of Natural History Special Publication 14, 141-180

Canto J., Yanez J., et al (2010) Estado actual del conocimiento de los mamíferos fósiles de Chile, Estudios Geologicos 66 2, 255-284 doi:10.3989/egeol.39778.05

Steeman M. (2010) The extinct baleen whale fauna from the Miocene-Pliocene of Belgium and the diagnostic cetacean ear bones, Journal of Systematic Palaeontology 8 1, 63-80

Gol'din P., Steeman M. E. (2015) From problem taxa to problem solver: A new Miocene family, Tranatocetidae, brings perspective on baleen whale evolution, PLoS One 10 9, e0135500 doi:10.1371/journal.pone.0135500

Berta A. (2017) , The Rise of Marine Mammals: 50 Million Years of Evolution, 1-198

Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!

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