PBDB Taxon

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Trichechidae (manatee)

Mammalia - Sirenia - Trichechidae

Taxonomy

Trichecidae was named by Gray (1821) [sensu Gill 1872 p. 91]. It is extant. Its type is Trichechus.

It was misspelled as Trichecidae by Turner (1912); it was corrected as Trichechidae by Gill (1872), Hay (1902), Rhoads (1903), Hay (1930), Simpson (1932), Kretzoi (1941), Sherman (1952), Pascual (1953), Paula Couto (1956), Reinhart (1959), Scheffer and Rice (1963), Paula Couto (1967), Heal (1973), Husar (1977), Husar (1978), Domning (1979), Kurten and Anderson (1980), Barnes et al. (1985), Vidal (1991), Nowak (1991), Domning (1994), Domning (1996), Rice (1998), Bergqvist et al. (1999), Rice (2002), Domning (2008), Rice (2009), Berta (2017) and Domning (2018).

It was assigned to Amphibiae by Gray (1821); to Pinnipedia by Turner (1912); to Trichechoidea by Gill (1872) and Heal (1973); to Trichechiformes by Hay (1930), Simpson (1932), Kretzoi (1941), Pascual (1953), Paula Couto (1956), Paula Couto (1967) and Vidal (1991); to Sirenia by Reinhart (1959), Domning (1979), Nowak (1991), Domning (1994), Domning (1996) and Rice (1998); to Sirenia by Berta (2017); and to Sirenia by Hay (1902), Rhoads (1903), Sherman (1952), Scheffer and Rice (1963), Husar (1977), Husar (1978), Kurten and Anderson (1980), Barnes et al. (1985), Bergqvist et al. (1999), Rice (2002), Domning (2008), Rice (2009) and Domning (2018).

Subtaxa

Halicorina, Manatus aequatorialis, Manatus vulgaris, Miosireninae, Rytinina, Trichechinae

Sister taxa

Trichechinae

Synonyms

Manatus vulgaris was named by Domning (1996). It is extant.

It was considered an invalid subgroup of Trichechidae by Domning (1996).
Manatus aequatorialis was named by Lacépède (1799). It is extant.

It was considered an invalid subgroup of Trichechidae by Domning (1996).
Manatidae was named by Gray (1821). It is extant.

It was synonymized subjectively with Trichechidae by Hay (1902), Barnes et al. (1985) and Domning (1996).

It was assigned to Herbivorae by Gray (1821); to Cetae by Gray (1825); to Cetacea by De Kay (1842); to Sirenia by Gray (1850), Gray (1864) and Gray (1866); to Sirenii by Jaekel (1911); to Sirenia by Bonaparte (1850), Scott (1873), Cope (1889), Flower and Lydekker (1891), Trouessart (1898), Case (1904), Turner (1912), Abel (1919) and Weber (1928); and to Sirenia by Flower (1883), Cope (1890) and Carroll (1988).
Halicoreae was named by Brandt (1833). It is extant.

It was synonymized objectively with Trichechidae by Domning (1996).
Halicorea was named by Brandt (1846). It is extant.

It was synonymized subjectively with Trichechidae by Domning (1996).
Manatida was named by Brandt (1868). It is extant.

It was synonymized objectively with Trichechidae by Domning (1996).
Manatoidea was named by Gill (1872). It is extant.

It was synonymized objectively with Trichechidae by Domning (1996).
Trichechoidea was named by Gill (1872). It is extant.

It was synonymized objectively with Trichechidae by Domning (1996).

It was assigned to Sirenia by Gill (1872) and Heal (1973).

Synonymy list

Year	Name and author
1799	Manatus aequatorialis Lacépède
1821	Trichecidae Gray p. 302
1821	Manatidae Gray p. 309
1825	Manatidae Gray p. 340
1842	Manatidae De Kay p. 122
1846	Halicorea Brandt p. 132
1850	Manatidae Bonaparte p. 1
1850	Manatidae Gray p. 138
1864	Manatidae Gray p. 247
1866	Manatidae Gray p. 356
1868	Manatida Brandt p. 343
1872	Trichechidae Gill p. 91
1872	Trichechoidea Gill p. 91
1873	Manatidae Scott p. 49
1883	Manatidae Flower p. 184
1889	Manatidae Cope p. 876
1890	Manatidae Cope p. 698
1891	Manatidae Flower and Lydekker p. 89
1898	Manatidae Trouessart p. 999
1902	Trichechidae Hay p. 583
1903	Trichechidae Rhoads p. 246
1904	Manatidae Case p. 56
1911	Manatidae Jaekel p. 245
1912	Manatidae Turner p. 155
1912	Trichecidae Turner p. 163
1919	Manatidae Abel p. 835
1928	Manatidae Weber p. 495
1930	Trichechidae Hay p. 658
1932	Trichechidae Simpson p. 424
1941	Trichechidae Kretzoi p. 155
1952	Trichechidae Sherman p. 98
1953	Trichechidae Pascual p. 167
1956	Trichechidae Paula Couto p. 106
1959	Trichechidae Reinhart p. 64
1963	Trichechidae Scheffer and Rice p. 4
1967	Trichechidae Paula Couto p. 346
1973	Trichechidae Heal p. 165
1973	Trichechoidea Heal p. 165
1977	Trichechidae Husar p. 1
1978	Trichechidae Husar p. 1
1979	Trichechidae Domning
1980	Trichechidae Kurten and Anderson p. 341
1985	Trichechidae Barnes et al. p. 33
1988	Manatidae Carroll
1991	Trichechidae Nowak
1991	Trichechidae Vidal p. 6
1994	Trichechidae Domning p. 189
1996	Trichechidae Domning p. 379
1996	Manatus vulgaris Domning p. 382
1998	Trichechidae Rice
1999	Trichechidae Bergqvist et al. p. 31
2002	Trichechidae Rice p. 232 figs. Table 1
2008	Trichechidae Domning
2009	Trichechidae Rice p. 235 figs. Table 1
2017	Trichechidae Berta p. 171
2018	Trichechidae Domning p. 857 figs. Fig. 1

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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

Rank	Name	Author
subclass	Synapsida
—	Therapsida	()
infraorder	Cynodontia	()
—	Mammaliamorpha
—	Mammaliaformes
class	Mammalia
—	Cladotheria
—	Zatheria
subclass	Tribosphenida	()
subclass	Theria
—	Eutheria	()
—	Placentalia
—	Afrotheria	Stanhope et al. 1998
—	Tethytheria
order	Sirenia	()
family	Trichechidae	()
family	Trichechidae	()

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.

Fm. Trichechidae Gray 1821 [manatee]

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Subfm. †Miosireninae Abel 1919

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G. †Anomotherium Siegfried 1965

†Anomotherium langewieschei Siegfried 1965

G. †Miosiren Dollo 1889

†Miosiren canhami Flower 1874

†Miosiren kocki Dollo 1889

Fm. Trichechinae Gray 1825

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G. †Potamosiren Reinhart 1951

†Potamosiren magdalenensis Savage 1951

Invalid names: Metaxytherium ortegense Kellogg 1966 [synonym]

G. †Ribodon Ameghino 1883

†Ribodon limbatus Ameghino 1883

G. Trichechus Linnaeus 1758 [manatee]

†Trichechus hesperamazonicus Perini et al. 2020

Trichechus inunguis Natterer 1883 [Amazonian manatee]

Trichechus manatus Linnaeus 1758

†Trichechus manatus bakerorum Domning 2005

Trichechus manatus latirostris Harlan 1824

Trichechus manatus manatus Linnaeus 1758

Invalid names: Manatus americanus De Kay 1842 [synonym], Manatus australis Retzius 1794 [synonym], Manatus koellikeri Trouessart 1904 [synonym]

Trichechus senegalensis Link 1795 [West African manatee]

Invalid names: Manatus senegalensis Desmarest 1817 [synonym]

Invalid names: Halipaedisca Gistel 1848 [synonym], Manatus Brunnich 1772 [synonym], Neodermus Rafinesque 1815 [synonym], Oxystomus Fischer von Waldheim 1803 [synonym]

Invalid names: Trichechina Bonaparte 1850 [empty]

Invalid names: Halicorea Brandt 1846 [synonym], Halicoreae Brandt 1833 [objective synonym], Manatida Brandt 1868 [objective synonym], Manatidae Gray 1821 [objective synonym], Manatoidea Gill 1872 [objective synonym], Manatus aequatorialis Lacépède 1799 [invalid subgroup], Manatus vulgaris Domning 1996 [invalid subgroup], Trichechoidea Gill 1872 [objective synonym]

Diagnosis

No diagnoses are available