PaleoDB taxon number: 306661
Alternative spelling: Sirenii
Synonyms: Anthropocephala Billberg 1827 [objective synonym] (no. 84565), Diopia Rafinesque 1815 [objective synonym] (no. 84561), Halobioidea Ameghino 1889 [objective synonym] (no. 84571), Herbivora Gray 1821 (no. 147848), Herbivorae Gray 1821 (no. 95912), Manatides Billberg 1827 [objective synonym] (no. 84567), Manatina Bonaparte 1837 [objective synonym] (no. 84563), Sireniformia Burmeister 1837 [objective synonym] (no. 84569), Trichechiformes Hay 1923 [objective synonym] (no. 71181)
Full reference: C. Illiger. 1811. Prodromus Systematis Mammalium et Avium
Parent taxon: Pansirenia according to J. Velez-Juarbe and A. Wood 2019
Sister taxa: none
Subtaxa: Crassitherium, Dugongidae, Dugongoidea, Manatherium, Manatus inornatus, Prorastomidae, Prorastomoidea, Protosirenidae, Pugmeodon, Rhytinidae, Sirenotherium, Sirenotherium pirabense, Sobrarbesiren, Trichechidae
Ecology: aquatic herbivore