Trichechidae

Trichechidae is a family of sirenians that includes all living manatees and several extinct genera.

Systematics
Trichechidae
 * Miosireninae
 * Anomotherium
 * Anomotherium langewieschei
 * Miosiren
 * Miosiren canhami
 * Miosiren kocki
 * Trichechinae
 * Trichechus
 * Trichechus inunguis - Amazonian Manatee
 * Trichechus manatus - West Indian Manatee
 * Trichechus senegalensis - African Manatee
 * Trichechus hesperamazonicus
 * Potamosiren
 * Potamosiren magdalensis
 * Ribodon
 * Ribodon limbatus