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Taxonomy
Otaria californiana was named by Lesson (1828) [Lesson (1828) didn't have californianus in Zalophus, but I can't find his original combination.]. It is extant. It is the type species of Zalophus.
It was recombined as Eumetopias californiana by Gill (1866); it was recombined as Eumetopias (Zalophus) californianus by Trouessart (1898) and Trouessart (1904); it was recombined as Eumetopias californianus by Turner (1912); it was recombined as Zalophus californiana by Hay (1930); it was recombined as Zalophus californianus by Allen (1880), Scheffer and Rice (1963), Kurten and Anderson (1980), Riedman (1990), Vidal (1991), Rice (1998), Deméré et al. (2003), Wilson and Reeder (2005), Cullen et al. (2014) and Berta et al. (2018).
It was recombined as Eumetopias californiana by Gill (1866); it was recombined as Eumetopias (Zalophus) californianus by Trouessart (1898) and Trouessart (1904); it was recombined as Eumetopias californianus by Turner (1912); it was recombined as Zalophus californiana by Hay (1930); it was recombined as Zalophus californianus by Allen (1880), Scheffer and Rice (1963), Kurten and Anderson (1980), Riedman (1990), Vidal (1991), Rice (1998), Deméré et al. (2003), Wilson and Reeder (2005), Cullen et al. (2014) and Berta et al. (2018).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1828 | Otaria californiana Lesson |
| 1858 | Otaria gilliespii Macbain |
| 1859 | Arctocephalus monteriensis Gray |
| 1866 | Eumetopias californiana Gill p. 7 |
| 1866 | Arctocephalus monteriensis Gray p. 49 |
| 1866 | Arctocephalus gilliespii Gray p. 55 |
| 1866 | Arctocephalus monteriensis Gray p. 368 |
| 1871 | Zalophus gilliespii Gray p. 28 |
| 1873 | Zalophus gilliespii Scott p. 20 |
| 1880 | Zalophus californianus Allen p. 209 |
| 1898 | Eumetopias (Zalophus) californianus Trouessart p. 371 |
| 1904 | Eumetopias (Zalophus) californianus Trouessart p. 279 |
| 1912 | Eumetopias californianus Turner p. 170 |
| 1930 | Zalophus californiana Hay p. 557 |
| 1963 | Zalophus californianus Scheffer and Rice p. 2 |
| 1980 | Zalophus californianus Kurten and Anderson p. 203 |
| 1990 | Zalophus californianus Riedman p. 58 figs. Table 2 |
| 1991 | Zalophus californianus Vidal p. 6 |
| 1998 | Zalophus californianus Rice p. 29 |
| 2003 | Zalophus californianus Deméré et al. p. 49 figs. Fig. 3.3 |
| 2005 | Zalophus californianus Wilson and Reeder p. 593 |
| 2014 | Zalophus californianus Cullen et al. p. 1471 figs. Figure 1 |
| 2018 | Zalophus californianus Berta et al. p. 215 figs. FIg. 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.
Zalophus californianus Lesson 1828 [California sea lion]
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Invalid names: Arctocephalus gilliespii Macbain 1858 [synonym], Arctocephalus monteriensis Gray 1866 [synonym]
Diagnosis
No diagnoses are available
Measurements
| part | N | mean |
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| Source: t = tribe, c = class, uc = unranked clade | |||||
| References: Gingerich 2003, Carreño and Cronin 1993, Hendy et al. 2009, Nowak 1991 | |||||
Age range: base of the Middle Pleistocene to the top of the Holocene or 0.77400 to 0.00000 Ma
Collections (12 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Pleistocene | Japan (Akita) | Zalophus lobatus (102049) | |
| Pleistocene | USA (Oregon) | Zalophus californianus (59062) | |
| Middle Pleistocene | Japan (Chiba) | Zalophus californianus (102984) | |
| Middle Pleistocene | USA (California) | Zalophus californianus (20639) | |
| Middle Pleistocene | Japan (Aomori) | Zalophus californianus (101897) | |
| Late/Upper Pleistocene | Japan (Aomori) | Zalophus californianus (101898 101899 195045) | |
| Late/Upper Pleistocene | USA (California) | Zalophus californianus (190889) | |
| Holocene | Mexico (Baja California) | Zalophus californianus (75142) | |
| Holocene | USA (Alaska) | Zalophus californianus (70585 70586) |