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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 Halicoridae by Trouessart (1898), Trouessart (1904); to Halitheriidae by Cope (1890), Hay (1902), Palmer (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 Halicoridae by Trouessart (1898), Trouessart (1904); to Halitheriidae by Cope (1890), Hay (1902), Palmer (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)
Synonymy list
| Year | Name and author |
|---|---|
| 1883 | Dioplotherium Cope p. 52 |
| 1890 | Dioplotherium Cope p. 698 |
| 1898 | Dioplotherium Trouessart p. 1006 |
| 1902 | Dioplotherium Hay p. 582 |
| 1904 | Dioplotherium Palmer p. 236 |
| 1904 | Dioplotherium Trouessart p. 751 |
| 1941 | Dioplotherium Kretzoi p. 155 |
| 1978 | Dioplotherium Domning |
| 1988 | Dioplotherium Carroll |
| 1989 | Dioplotherium Domning p. 417 |
| 1991 | Dioplotherium Toledo and Domning p. 122 |
| 1994 | Dioplotherium Domning p. 189 |
| 1996 | Dioplotherium Domning p. 390 |
| 1997 | Dioplotherium Domning p. 398 |
| 1999 | Dioplotherium Bergqvist et al. p. 31 |
| 2002 | Dioplotherium Sepkoski |
| 2008 | Dioplotherium Domning |
| 2012 | Dioplotherium Velez-Juarbe et al. p. 588 |
| 2014 | Dioplotherium Voss p. 91 figs. Figure 3 |
| 2017 | Dioplotherium Berta p. 170 |
| 2018 | Dioplotherium Domning p. 857 figs. Fig. 1 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
G. †Dioplotherium Cope 1883
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†Dioplotherium allisoni Kilmer 1965
†Dioplotherium manigaulti Cope 1883
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class, subp = subphylum | |||||
| References: Domning 1979, Carroll 1988, Nowak 1991, Hendy et al. 2009 | |||||
Age range: base of the Chattian to the top of the Hemphillian or 27.30000 to 4.70000 Ma
Collections (18 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Chattian | USA (Florida) | D. manigaulti (13076) | |
| Chattian | USA (South Carolina) | D. manigaulti (211356) | |
| Early/Lower Miocene | USA (South Carolina) | D. manigaulti (58452 58453) | |
| Early/Lower Miocene | Brazil (Para) | D. allisoni (112577 112590) D. allisoni, Sirenotherium pirabensis (65162) | |
| Burdigalian - Langhian | USA (California) | D. allisoni (52180) | |
| Barstovian - Hemphillian | Mexico (Baja California Sur) | Halianassa allisoni (18731) | |
| Langhian | USA (Georgia) | D. manigaulti (13077) | |
| Langhian | USA (Florida) | D. manigaulti (18569) | |
| Langhian - Serravallian | Brazil (Para) | D. allisoni, Sirenotherium pirabense (58454) | |
| Langhian - Serravallian | USA (California) | D. allisoni (225314) | |
| Middle Miocene | Mexico (Baja California) | D. allisoni (52181) | |
| Serravallian | Argentina (Entre Rios) | D. sp. (55599) | |
| Late/Upper Miocene | Argentina (Entre Rios) | D. sp. (141513) | |
| Hemphillian | USA (California) | D. allisoni (19342) | |
| Zanclean | Mexico (Yucatan) | D. sp. (58449) |