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Sphyrna zygaena (smooth hammerhead)
Taxonomy
Squalus zygaena was named by Linnaeus (1758). It is extant. Its type specimen is 1.
It was recombined as Cestracion zygaena by Arambourg (1927); it was recombined as Sphyrna zygaena by Hay (1902), Uyeno and Matsushima (1974), Antunes (1978), Antunes et al. (1981), Case (1981), Li (1997), Purdy et al. (2001), Kocsis (2007), Cicimurri and Knight (2009), Ralte et al. (2011), Carrillo-Briceño et al. (2015), Landini et al. (2017), Kocsis et al. (2019), Landini et al. (2019), Maisch IV et al. (2025).
It was recombined as Cestracion zygaena by Arambourg (1927); it was recombined as Sphyrna zygaena by Hay (1902), Uyeno and Matsushima (1974), Antunes (1978), Antunes et al. (1981), Case (1981), Li (1997), Purdy et al. (2001), Kocsis (2007), Cicimurri and Knight (2009), Ralte et al. (2011), Carrillo-Briceño et al. (2015), Landini et al. (2017), Kocsis et al. (2019), Landini et al. (2019), Maisch IV et al. (2025).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1758 | Squalus zygaena Linnaeus |
| 1902 | Sphyrna zygaena Hay p. 314 |
| 1927 | Cestracion zygaena Arambourg p. 232 |
| 1974 | Sphyrna zygaena Uyeno and Matsushima p. 60 figs. Pl 23, figs 1,2 |
| 1978 | Sphyrna zygaena Antunes p. 72 figs. Pl 3, figs 89-94 |
| 1981 | Sphyrna zygaena Antunes et al. p. 19 figs. Pl 3, figs 6,10,16,21 |
| 1981 | Sphyrna zygaena Case p. 66 |
| 1997 | Sphyrna zygaena Li p. 121 figs. 6M-P |
| 2001 | Sphyrna zygaena Purdy et al. p. 159 |
| 2007 | Sphyrna zygaena Kocsis p. 38 |
| 2009 | Sphyrna zygaena Cicimurri and Knight p. 635 |
| 2011 | Sphyrna zygaena Ralte et al. p. 344 figs. Pl 3, fig 11 |
| 2015 | Sphyrna zygaena Carrillo-Briceño et al. p. 12 figs. 5S-V |
| 2017 | Sphyrna zygaena Landini et al. p. 180 figs. 4U-X |
| 2019 | Sphyrna zygaena Kocsis et al. p. 805 fig. 6O |
| 2019 | Sphyrna zygaena Landini et al. p. 361 |
| 2025 | Sphyrna zygaena Maisch IV et al. p. 35 |
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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.
Sphyrna zygaena Linnaeus 1758 [smooth hammerhead]
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Diagnosis
No diagnoses are available