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Taxonomy
Metasqualodon was named by Hall (1911) [Sepkoski's age data: T Ol-u Sepkoski's reference number: 1022]. Its type is Zeuglodon harwoodii.
It was considered a nomen dubium by Fordyce and de Muizon (2001).
It was assigned to Squalodontidae by Hall (1911), Kellogg (1928), Simpson (1945), Okazaki (1982), Okazaki (1987), Carroll (1988), Benton (1993) and McKenna and Bell (1997); to Cetacea by Sepkoski (2002) and Fitzgerald (2004); and to Mysticeti by Geisler et al. (2017).
It was considered a nomen dubium by Fordyce and de Muizon (2001).
It was assigned to Squalodontidae by Hall (1911), Kellogg (1928), Simpson (1945), Okazaki (1982), Okazaki (1987), Carroll (1988), Benton (1993) and McKenna and Bell (1997); to Cetacea by Sepkoski (2002) and Fitzgerald (2004); and to Mysticeti by Geisler et al. (2017).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1911 | Metasqualodon Hall p. 262 |
| 1928 | Metasqualodon Kellogg p. 32 figs. Table 1 |
| 1945 | Metasqualodon Simpson p. 100 |
| 1982 | Metasqualodon Okazaki p. 108 |
| 1987 | Metasqualodon Okazaki p. 137 |
| 1988 | Metasqualodon Carroll |
| 1993 | Metasqualodon Benton p. 761 |
| 1997 | Metasqualodon McKenna and Bell p. 373 |
| 2002 | Metasqualodon Sepkoski |
| 2004 | Metasqualodon Fitzgerald p. 206 |
| 2017 | Metasqualodon Geisler et al. p. 5 figs. Figure 4 |
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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.
Diagnosis
No diagnoses are available