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Lophocetus
Taxonomy
Lophocetus was named by Cope (1867) [Sepkoski's age data: T Mi-m. ]. It is not extant. It was considered monophyletic by Dawson (1996).
It was assigned to Pontoporiinae by Gill (1871); to Platanistinae by Trouessart (1898), Hay (1902); to Eurhinodelphinae by Trouessart (1904); to Platanistidae by Palmer (1904), Case (1904); to Acrodelphinae by Zittel (1925); to Delphinidae by Cope (1867), Kellogg (1928); to Delphininae by Hay (1930); to Hemisyntrachelidae by Simpson (1945); to Odontoceti by Barnes (1977); to Cetacea by Sepkoski (2002); to Lophocetinae by Barnes (1978), Barnes (1985), de Muizon (1988), Ichishima et al. (1995), Dawson (1996), Fordyce and de Muizon (2001), Whitmore and Kaltenbach (2008), Marx et al. (2016); to Kentriodontidae by Carroll (1988), Gottfried et al. (1994), Uhen et al. (2008), Berta (2017); to Delphinida by Peredo et al. (2018), Godfrey and Lambert (2023); and to Lophocetidae by Guo and Kohno (2023).
It was assigned to Pontoporiinae by Gill (1871); to Platanistinae by Trouessart (1898), Hay (1902); to Eurhinodelphinae by Trouessart (1904); to Platanistidae by Palmer (1904), Case (1904); to Acrodelphinae by Zittel (1925); to Delphinidae by Cope (1867), Kellogg (1928); to Delphininae by Hay (1930); to Hemisyntrachelidae by Simpson (1945); to Odontoceti by Barnes (1977); to Cetacea by Sepkoski (2002); to Lophocetinae by Barnes (1978), Barnes (1985), de Muizon (1988), Ichishima et al. (1995), Dawson (1996), Fordyce and de Muizon (2001), Whitmore and Kaltenbach (2008), Marx et al. (2016); to Kentriodontidae by Carroll (1988), Gottfried et al. (1994), Uhen et al. (2008), Berta (2017); to Delphinida by Peredo et al. (2018), Godfrey and Lambert (2023); and to Lophocetidae by Guo and Kohno (2023).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1867 | Lophocetus Cope p. 144 |
| 1871 | Lophocetus Gill p. 125 |
| 1898 | Lophocetus Trouessart p. 1022 |
| 1902 | Lophocetus Hay p. 590 |
| 1904 | Lophocetus Case p. 25 |
| 1904 | Lophocetus Palmer p. 383 |
| 1904 | Lophocetus Trouessart p. 761 |
| 1925 | Lophocetus Zittel p. 87 |
| 1928 | Lophocetus Kellogg p. 33 figs. Table 1 |
| 1930 | Lophocetus Hay p. 587 |
| 1945 | Lophocetus Simpson p. 103 |
| 1977 | Lophocetus Barnes p. 328 |
| 1978 | Lophocetus Barnes p. 11 |
| 1985 | Lophocetus Barnes p. 25 |
| 1988 | Lophocetus Carroll |
| 1988 | Lophocetus de Muizon p. 162 |
| 1994 | Lophocetus Gottfried et al. p. 233 |
| 1995 | Lophocetus Ichishima et al. p. 487 |
| 1996 | Lophocetus Dawson p. 132 |
| 2001 | Lophocetus Fordyce and de Muizon p. 179 |
| 2002 | Lophocetus Sepkoski |
| 2008 | Lophocetus Uhen et al. p. 589 |
| 2008 | Lophocetus Whitmore and Kaltenbach p. 205 |
| 2016 | Lophocetus Marx et al. p. 134 |
| 2017 | Lophocetus Berta p. 163 |
| 2018 | Lophocetus Peredo et al. p. 16 figs. Figure 10 |
| 2023 | Lophocetus Godfrey and Lambert p. 126 |
| 2023 | Lophocetus Guo and Kohno p. 5 |
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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. †Lophocetus Cope 1867
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†Lophocetus calvertensis Harlan 1842
†Lophocetus repenningi Barnes 1978
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: subo = suborder, o = order | |||||
| Reference: Uhen 2004 | |||||
Age range: base of the Tortonian to the top of the Early/Lower Clarendonian or 11.63000 to 9.40000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Clarendonian | USA (Florida) | L. sp. (45461) | |
| Tortonian | USA (Maryland) | Delphinus calvertensis (86500) L. calvertensis (219172) | |
| Tortonian | USA (California) | L. repenningi (46071) |