PBDB Taxon

Basic info	Taxonomic history	Classification	Included Taxa
Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Nannocetus

Mammalia - Cetacea

Taxonomy

Nannocetus was named by Kellogg (1929) [Sepkoski's age data: T Mi-u Sepkoski's reference number: 746].

It was assigned to Mysticeti by Barnes (1977); to Cetacea by Carroll (1988), Sepkoski (2002); to Cetotheriidae by Kellogg (1929), McKenna and Bell (1997), Bouetel (2005), Bouetel and Muizon (2006), Uhen et al. (2008), Boessenecker (2011), Bisconti et al. (2013), Goldin et al. (2014), Bisconti (2014), Goldin and Startsev (2014), Gol'din and Steeman (2015), Berta (2017); and to Herpetocetinae by Steeman (2007), Whitmore and Barnes (2008), Marx and Fordyce (2015), Marx et al. (2016), Marx et al. (2016), Tanaka et al. (2018).

Species

N. eremus

Synonymy list

Year	Name and author
1929	Nannocetus Kellogg p. 449
1977	Nannocetus Barnes p. 328
1988	Nanisocetus Carroll p. 644
1997	Nannocetus McKenna and Bell p. 376
2002	Nannocetus Sepkoski
2005	Nannocetus Bouetel p. 139
2006	Nannocetus Bouetel and Muizon p. 385
2007	Nannocetus Steeman p. 875
2008	Nannocetus Uhen et al. p. 613
2008	Nannocetus Whitmore and Barnes p. 163
2011	Nannocetus Boessenecker p. 4 figs. Table 1
2013	Nannocetus Bisconti et al. p. 121
2014	Nannocetus Bisconti figs. Figure 4
2014	Nannocetus Goldin and Startsev p. 419
2015	Nannocetus Gol'din and Steeman p. 13 figs. Figure 10
2015	Nannocetus Marx and Fordyce p. 4 figs. Figure 2
2016	Nannocetus Marx et al. p. 22 figs. Figure 10
2016	Nannocetus Marx et al. p. 110
2017	Nannocetus Berta p. 168
2018	Nannocetus Tanaka et al. p. 302 figs. Table 2

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Deuterostomia
phylum	Chordata	Haeckel 1874
subphylum	Vertebrata
superclass	Gnathostomata
—	Osteichthyes	()
subclass	Sarcopterygii	()
subclass	Dipnotetrapodomorpha	(Nelson 2006)
subclass	Tetrapodomorpha	()
—	Tetrapoda
—	Reptiliomorpha
—	Anthracosauria
subclass	Amphibiosauria	Kuhn 1967
—	Cotylosauria	()
—	Amniota
subclass	Synapsida
—	Therapsida	()
infraorder	Cynodontia	()
—	Mammaliamorpha
—	Mammaliaformes

Rank	Name	Author
class	Mammalia
—	Cladotheria
—	Zatheria
subclass	Tribosphenida	()
subclass	Theria
—	Eutheria	()
—	Placentalia
—	Boreoeutheria
—	Laurasiatheria
—	Scrotifera
—	Euungulata
—	Artiodactylamorpha
—	Artiodactyla	()
—	Whippomorpha
order	Cetacea
—	Pelagiceti
—	Neoceti
suborder	Mysticeti
—	Chaeomysticeti	()
subfamily	Cetotheriidae	()
subfamily	Herpetocetinae
genus	Nannocetus

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.

G. †Nannocetus Kellogg 1929

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†Nannocetus eremus Kellogg 1929

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 Tortonian to the top of the Zanclean or 11.63000 to 3.60000 Ma

Collections (7 total)

Time interval	Ma	Country or state	Original ID and collection number
Langhian - Tortonian	15.98 - 7.246	Mexico (Baja California Sur)	N. sp. (57778)
Tortonian	11.63 - 7.246	USA (California)	N. eremus (52185) N. sp. (13300 50069 52184)
Messinian	7.246 - 5.333	USA (California)	N. eremus (45499)
Zanclean	5.333 - 3.6	USA (California)	N. sp. (50068)