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Etmopterus
Taxonomy
Etmopterus was named by Rafinesque (1810) [Sepkoski's age data: T Mi-l-u R Sepkoski's reference number: 884]. It is extant. Its type is Etmopterus aculeatus. It is the type genus of Etmopteridae.
It was assigned to Squalidae by Jordan (1963); to Squaliformes by Sepkoski (2002); and to Etmopteridae by Cahuzac et al. (2007), Underwood and Schlogl (2013), Straube et al. (2015).
It was assigned to Squalidae by Jordan (1963); to Squaliformes by Sepkoski (2002); and to Etmopteridae by Cahuzac et al. (2007), Underwood and Schlogl (2013), Straube et al. (2015).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1810 | Etmopterus Rafinesque |
| 1839 | Acanthidium Lowe |
| 1963 | Acanthidium Jordan p. 601 |
| 1963 | Etmopterus Jordan p. 601 |
| 2002 | Etmopterus Sepkoski |
| 2007 | Etmopterus Cahuzac et al. p. 13 |
| 2013 | Etmopterus Underwood and Schlogl p. 496 |
| 2015 | Etmopterus Straube et al. |
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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. Etmopterus Rafinesque 1810
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†Etmopterus acutidens Casier 1966
†Etmopterus cahuzaci Adnet 2006
Etmopterus spinax Linnaeus 1758 [velvet belly lanternshark]
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Invalid names: Etmopterus aculeatus Rafinesque 1810 [synonym]
Invalid names: Acanthidium Lowe 1839 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, subp = subphylum | |||||
| References: Carroll 1988, Wagner 2023, Hendy et al. 2009 | |||||
Age range
Maximum range based only on fossils: base of the Lutetian to the top of the Calabrian or 48.07000 to 0.77400 Ma
Minimum age of oldest fossil (stem group age): 41.03 Ma
Minimum age of oldest fossil (stem group age): 41.03 Ma
Collections (28 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Lutetian | France | E. cahuzaci (61215) | |
| Middle Eocene | Ukraine (Crimea) | E. sp. (140018) | |
| Bartonian | France | E. cahuzaci (161753 277204 277206 277209 277210) | |
| Late/Upper Eocene | Barbados | E. acutidens (220735) | |
| Priabonian | Barbados | E. acutidens (220746) | |
| Aquitanian | Austria | E. sp. (278367 278368) | |
| Burdigalian | Germany | E. sp. (237480 278376 278377) | |
| Burdigalian | Slovakia | E. sp. (161897 161900 161901 161902) | |
| Langhian | France | E. sp. (276345 276348 276349 276350 276351 276353) | |
| Langhian | Japan | E. sp. (277610 278399) | |
| Calabrian | Italy | E. sp. (276907 276917) |