Mammalia - Sirenia - Protosirenidae
Alternative spelling: Protosireninae
Full reference: O. Sickenberg. 1934. Beitrage zur Kenntnis Tertiarer Sirenen. Memoires de Musee Royal D'Histoire Naturelle de Belgique 63:1-352
Parent taxon: Sirenia according to D. P. Domning et al. 2017
See also Bajpai et al. 2006, Barnes et al. 1985, Berta 2017, Carroll 1988, Domning 1994, Domning 1996, Domning 2008, Heal 1973, Reinhart 1959, Rice 2002, Rice 2009 and Zouhri et al. 2022
Sister taxa: Crassitherium, Dugongidae, Dugongoidea, Manatherium, Manatus inornatus, Prorastomidae, Prorastomoidea, Pugmeodon, Rhytinidae, Sirenotherium, Sirenotherium pirabense, Sobrarbesiren, Trichechidae
Subtaxa: Ashokia Dakhlasiren Kilgai Libysiren Protosiren
Distribution:
• Eocene of Egypt (7 collections), France (1), Germany (1), Hungary (1), India (2), Jordan (1), Libya (1), Pakistan (4), Togo (1), United States (9: Florida, North Carolina, South Carolina), Western Sahara (2)
Total: 30 collections including 31 occurrences