Mammalia - Sirenia - Dugongidae
Synonyms: Halicorinae Abel 1913, Rhytiodiinae Abel 1914, Rhytiodinae Abel 1914, Rytiodontinae Kretzoi 1941, Thelriopiinae Pilleri 1987
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: Dugongidae according to J. Velez-Juarbe and A. Wood 2018
See also Abel 1913, Abel 1919, Bajpai and Domning 1997, Bajpai et al. 2010, Bajpai et al. 2006, Barnes et al. 1985, Bergqvist et al. 1999, Berta 2017, Domning 1978, Domning 1990, Domning 1991, Domning 1994, Domning 1996, Domning 1997, Domning 2008, Domning 2011, Domning 2018, Domning 2018, Domning and Aguilera 2008, Domning and Furusawa 1995, Heal 1973, Husar 1978, Kretzoi 1941, Pilleri 1987, Pledge 2006, Reinhart 1959, Rice 1998, Samonds et al. 2019, Scheffer and Rice 1963, Simpson 1932, Thewissen and Bajpai 2009, Toledo and Domning 1991, Velez-Juarbe and Domning 2015, Velez-Juarbe et al. 2012 and Voss et al. 2017
Sister taxa: Anisosiren, Caribosiren, Eotheroides, Halitheriinae, Halitherium, Halitherium alleni, Halitherium antillense, Halitherium taulannense, Hydrodamalinae, Indosiren, Kaupitherium, Lentiarenium, Miodugong, Nanosiren, Paralitherium, Priscosiren, Prohalicore, Rytiodinae, Sirenavus, Trachytherium
Subtaxa: Bharatisiren Callistosiren Corystosiren Crenatosiren Culebratherium Dioplotherium Domningia Dugong Italosiren Kutchisiren Norosiren Rytiodus Xenosiren
Ecology: aquatic herbivore
Distribution:
• Quaternary of Australia (1 collection), New Caledonia (10), Papua New Guinea (1)
• Pliocene of Australia (1), Mexico (1), United States (1: Florida)
• Hemphillian of Mexico (1), United States (3: California, Florida)
• Miocene to Pliocene of Australia (1)
• Miocene of Argentina (2), Brazil (7), France (3), India (3), Italy (1), Libya (2), Madagascar (1), Mexico (2), Panama (1), United States (7: California, Florida, Georgia, Puerto Rico, South Carolina)
• Oligocene of India (1), United States (15: Florida, North Carolina, Puerto Rico, South Carolina)
Total: 65 collections including 70 occurrences