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Isurus

Chondrichthyes - Lamniformes - Lamnidae

Taxonomy
Isurus was named by Rafinesque (1810) [Sepkoski's age data: T Than R Sepkoski's reference number: 884]. It is extant.

It was assigned to Lamninae by Hay (1902); to Isuridae by Weiler (1938), Rapp (1946), Miller (1967), Heinrich (1969), Deraniyagala (1969), Herman (1977), Case (1981), Kumar and Loyal (1987); to Lamniformes by Sepkoski (2002); and to Lamnidae by Chapman (1918), Jordan and Gilbert (1919), Jordan and Hanibal (1923), Chapman and Cudmore (1924), Jordan (1925), Jordan (1963), Applegate (1970), Thurmond and Jones (1981), Bendix-Almgreen (1983), Squires (1984), Kuga (1985), Cione and Reguero (1994), Martin (1996), Yabe and Hirayama (1998), Purdy et al. (2001), Antunes and Balbino (2003), Vicens and Rodríguez-Perea (2003), Compagno (2005), Kocsis (2007), Marsili et al. (2007), Carrillo-Briceño et al. (2016), Hastings and Dooley (2017), Kent (2018), Cantalice et al. (2019), Landini et al. (2019), Maisch IV et al. (2025), Marramà et al. (2026).

Synonymy list
YearName and author
1810Isurus Rafinesque
1902Isurus Hay p. 305
1918Isurus Chapman p. 16
1919Isurus Jordan and Gilbert p. 21
1923Isurus Jordan and Hanibal p. 50
1924Isurus Chapman and Cudmore p. 129
1925Isurus Jordan p. 8
1938Isurus Weiler p. 7
1946Isurus Rapp p. 510
1963Isurus Jordan p. 599
1967Isurus Miller p. 223
1969Isurus Deraniyagala p. 5
1969Isurus Heinrich p. 47
1970Isurus Applegate p. 397
1977Isurus Herman p. 167
1981Isurus Case p. 56
1981Isurus Thurmond and Jones p. 54
1983Isurus Bendix-Almgreen p. 2
1984Isurus Squires p. 57
1985Isurus Kuga p. 6
1987Isurus Kumar and Loyal p. 63
1994Isurus Cione and Reguero p. 7
1996Isurus Martin p. 51
1998Isurus Yabe and Hirayama p. 43
2001Isurus Purdy et al. p. 113
2002Isurus Sepkoski
2003Isurus Antunes and Balbino p. 143
2003Isurus Vicens and Rodríguez-Perea p. 123
2005Isurus Compagno
2007Isurus Kocsis p. 33
2007Isurus Marsili et al. p. 36
2016Isurus Carrillo-Briceño et al. p. 84
2017Isurus Hastings and Dooley p. 83
2018Isurus Kent p. 68
2019Isurus Cantalice et al. p. 431
2019Isurus Landini et al. p. 359
2025Isurus Maisch IV et al. p. 16
2026Isurus Marramà et al. p. 11

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classChondrichthyes
RankNameAuthor
infraclassElasmobranchii(Bonaparte 1838)
—Euselachii()
—NeoselachiiCompagno 1977
superorderGaleomorphiiCompagno 1973
orderLamniformesBerg 1958
familyLamnidaeMüller and Henle 1838
genusIsurusRafinesque 1810

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. Isurus Rafinesque 1810
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†Isurus appendiculatus Agassiz 1835
†Isurus desori Sismonda 1849
†Isurus desorii Agassiz 1843
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Invalid names: Oxyrhina grandis Davis 1888 [synonym], Oxyrhina minutus Cope 1875 [synonym]
†Isurus flandricus Leriche 1910
†Isurus leptodon Agassiz 1843
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Invalid names: Isurus gracilis Le Hon 1871 [synonym]
†Isurus moniwaensis Hatai et al. 1974
Isurus oxyrinchus Rafinesque 1810 [shortfin mako]
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Invalid names: Isurus spallanzani Rafinesque 1810 [synonym], Oxyrhina glauca Müller and Henle 1839 [synonym], Oxyrhina spallanzanii Bonaparte 1841 [synonym]
†Isurus pagoda Noetling 1901
Isurus paucus Guitart-Manday 1966
†Isurus praecursor Thurmond and Jones 1981
†Isurus retroflexus Agassiz 1838
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Invalid names: Oxyrhina recta Davis 1888 [synonym]
†Isurus sanctaeclarae Jordan and Hanibal 1923
†Isurus sillimanii Gibbes 1847
†Isurus winkleri Vincent 1876
†Isurus xiphodon Agassiz 1838
Diagnosis
No diagnoses are available