Mammalia - Sirenia - Trichechidae
Alternative spellings: Trichechidae, Trichecidae
Full reference: J. E. Gray. 1825. An outline of an attempt at the disposition of Mammalia into Tribes and Families, with a list of genera apparently appertaining to each Tribe. Annals of Philosophy, new series 10:337-344
Parent taxon: Trichechidae according to M. Voss 2014
See also Allen 1880, Ameghino 1889, Bonaparte 1850, Domning 1994, Domning 2018, Flower 1883, Flower and Lydekker 1891, Gill 1866, Gray 1825, Gray 1866, Gray 1871, Hay 1902, Jaekel 1911, Lydekker 1885, McKenna and Bell 1997, Trouessart 1898, Trouessart 1904, Weber 1928 and Zittel 1925
Sister taxa: Manatus aequatorialis, Manatus vulgaris, Miosireninae, Rytinina, Halicorina
Subtaxa: Potamosiren Ribodon Trichechina Trichechus
Distribution:
• Quaternary of Brazil (3 collections), Liberia (1), United States (8: Florida, New Jersey, North Carolina, South Carolina, Texas)
• Miocene of Argentina (1), Brazil (3), Colombia (8), Peru (1), Venezuela (5)
• Cenozoic of Brazil (1)
Total: 31 collections each including a single occurrence