PaleoDB taxon number: 53126
Alternative spelling: Trichecidae
Synonyms: Halicorea Brandt 1846 (no. 84581), Halicoreae Brandt 1833 [objective synonym] (no. 84579), Manatida Brandt 1868 [objective synonym] (no. 84584), Manatidae Gray 1821 [objective synonym] (no. 43289), Manatoidea Gill 1872 [objective synonym] (no. 84585), Trichechoidea Gill 1872 [objective synonym] (no. 84587)
Full reference: J. E. Gray. 1821. On the natural arrangement of vertebrose animals. The London Medical Repository Monthly Journal and Review 15:296-310
Parent taxon: Sirenia according to D. P. Domning 2008
Sister taxa: Crassitherium, Dugongidae, Dugongoidea, Manatherium, Manatus inornatus, Prorastomidae, Prorastomoidea, Protosirenidae, Pugmeodon, Rhytinidae, Sirenotherium, Sirenotherium pirabense, Sobrarbesiren
Subtaxa: Halicorina, Manatus aequatorialis, Manatus vulgaris, Miosireninae, Rytinina, Trichechinae
Type: Trichechus
Ecology: scansorial herbivore