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Dioplotherium
Taxonomy
Dioplotherium was named by Cope (1883) [Sepkoski's age data: T Mi-l T Mi-m Sepkoski's reference number: 746]. Its type is Dioplotherium manigaulti.
It was assigned to Sirenia by Cope (1883); to Halitheriidae by Cope (1890), Hay (1902), Palmer (1904); to Halicoridae by Trouessart (1898), Trouessart (1904); to Prototheriidae by Kretzoi (1941); to Halitheriinae by Domning (1978); to Dugongidae by Carroll (1988); to Rytiodontinae by Domning (1989), Toledo and Domning (1991), Bergqvist et al. (1999); to Sirenia by Sepkoski (2002); and to Dugonginae by Domning (1994), Domning (1996), Domning (1997), Domning (2008), Velez-Juarbe et al. (2012), Voss (2014), Berta (2017), Domning (2018).
It was assigned to Sirenia by Cope (1883); to Halitheriidae by Cope (1890), Hay (1902), Palmer (1904); to Halicoridae by Trouessart (1898), Trouessart (1904); to Prototheriidae by Kretzoi (1941); to Halitheriinae by Domning (1978); to Dugongidae by Carroll (1988); to Rytiodontinae by Domning (1989), Toledo and Domning (1991), Bergqvist et al. (1999); to Sirenia by Sepkoski (2002); and to Dugonginae by Domning (1994), Domning (1996), Domning (1997), Domning (2008), Velez-Juarbe et al. (2012), Voss (2014), Berta (2017), Domning (2018).
Species
D. allisoni, D. manigaulti (type species)