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Psephophorus
Taxonomy
Psephophorus was named by von Meyer (1847) [Sepkoski's age data: T Eo T Plio]. It is not extant.
It was assigned to Sphargididae by Andrews (1906); to Dermochelyinae by Weems (1988); to Chelonia by Sepkoski (2002); and to Dermochelyidae by Hay (1930), Carroll (1988), Dodd and Morgan (1992), de la Fuente et al. (1995), Köhler (1995), Hirayama (1995), Zug (2001), Lynch and Parham (2003), Joyce et al. (2004), Karl (2007), Delfino et al. (2013), Hastings and Dooley (2017), Peters et al. (2019), Fallon and Boessenecker (2020) and Weems (2023).
It was assigned to Sphargididae by Andrews (1906); to Dermochelyinae by Weems (1988); to Chelonia by Sepkoski (2002); and to Dermochelyidae by Hay (1930), Carroll (1988), Dodd and Morgan (1992), de la Fuente et al. (1995), Köhler (1995), Hirayama (1995), Zug (2001), Lynch and Parham (2003), Joyce et al. (2004), Karl (2007), Delfino et al. (2013), Hastings and Dooley (2017), Peters et al. (2019), Fallon and Boessenecker (2020) and Weems (2023).
Synonymy list
| Year | Name and author |
|---|---|
| 1847 | Psephophorus von Meyer |
| 1906 | Psephophorus Andrews |
| 1930 | Psephophorus Hay p. 69 |
| 1988 | Psephophorus Carroll |
| 1988 | Psephophorus Weems p. 141 figs. Table 2 |
| 1992 | Psephophorus Dodd, Jr. and Morgan p. 3 |
| 1995 | Psephophorus Hirayama p. 282 |
| 1995 | Psephophorus Köhler |
| 1995 | Psephophorus de la Fuente et al. |
| 2001 | Psephophorus Zug p. 213 |
| 2002 | Psephophorus Sepkoski |
| 2003 | Psephophorus Lynch and Parham |
| 2004 | Psephophorus Joyce et al. |
| 2007 | Psephophorus Karl p. 52 |
| 2013 | Psephophorus Delfino et al. |
| 2017 | Psephophorus Hastings and Dooley p. 83 |
| 2019 | Psephophorus Peters et al. p. 126 |
| 2020 | Psephophorus Fallon and Boessenecker |
| 2023 | Psephophorus Weems |
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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. †Psephophorus von Meyer 1847
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†Psephophorus polygonus von Meyer 1847
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Invalid names: Psephophorus calvertensis Palmer 1909 [synonym]
†Psephophorus pseudostracion Gervais 1849
†Psephophorus rupeliensis Van Beneden 1883
†Psephophorus scaldii van Beneden 1871
†Psephophorus terrypratchetti Köhler 1995
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class, subp = subphylum | |||||
| References: Carroll 1988, Uetz 2005, Hendy et al. 2009 | |||||
Age range: base of the Ypresian to the top of the Late/Upper Hemphillian or 56.00000 to 4.90000 Ma
Collections (36 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Ypresian | Antarctica | P. sp. (100414) | |
| Lutetian - Bartonian | Antarctica (Seymour Island) | P. sp. (53666) | |
| Bortonian | New Zealand | P. terrypratchetti (167710 167712) | |
| Bortonian - Kaiatan | New Zealand | P. terrypratchetti (167711) | |
| Bartonian - Priabonian | Antarctica | P. sp. (31173) | |
| Priabonian | Egypt | P. eocenus (79700) | |
| MP 22 | Germany | P. rupeliensis (46097) | |
| Rupelian | Belgium | P. rupeliensis (89429) | |
| Rupelian | USA (South Carolina) | P. sp. (45777 188100) | |
| Rupelian | Belgium (Antwerpen) | P. rupeliensis (52047) | |
| Chattian | Germany | P. sp. (57119) | |
| Chattian | Germany (Nordrhein-Westfalen) | P. sp. (37598) | |
| Burdigalian | USA (Maryland) | P. calvertensis (70817) P. polygonus (71810) | |
| Burdigalian - Messinian | Italy (Apulia) | P. polygonus (47125) | |
| Langhian | USA (Virginia) | P. calvertensis (79793) | |
| Langhian | USA (Maryland) | P. polygonus (70818) | |
| Langhian - Serravallian | USA (California) | Psephophorus indet. (46069) | |
| Langhian - Serravallian | Italy (Benevento) | P. sp. (190853) | |
| Serravallian | USA (Maryland) | P. polygonus (71533 97475) | |
| Serravallian | USA (Virginia) | P. sp. (57700) | |
| Badenian | Slovakia | P. polygonus (73137) | |
| Tortonian | USA (Maryland) | P. polygonus (219172 221449) | |
| Tortonian | Denmark (Jutland) | P. sp. (34521) | |
| Tortonian | Netherlands | P. polygonus (190169) | |
| Tortonian | USA (Virginia) | P. calvertensis (152251) | |
| Tortonian | USA (California) | P. sp. (168017) | |
| Late/Upper Hemphillian | USA (Florida) | P. sp. (67804) | |
| Messinian - Zanclean | USA (California) | P. sp. (55448) | |
| Zanclean | USA (California) | P. sp. (203404) | |
| Zanclean | USA (North Carolina) | P. sp. (52582) | |
| Pliocene | France (Hérault) | P. pseudostracion (181660) |