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Squalus occidentalis

Chondrichthyes - Squaliformes - Squalidae

Taxonomy
Scymnus occidentalis was named by Agassiz (1856) [year is a guess].

It was recombined as Scymnorhinus occidentalis by Agassiz (1844), Hay (1902), Jordan and Gilbert (1919); it was recombined as Dalatias occidentalis by Jordan (1907); it was recombined as Gyrace occidentalis by Jordan and Hanibal (1923); it was recombined as Squalus occidentalis by Bigelow (1994).

Sister species lacking formal opinion data

Synonyms
Synonymy list
YearName and author
1834Galeocerdo productus Agassiz p. 19
1844Scymnorhinus occidentalis Agassiz
1856Scymnus occidentalis Agassiz p. 314 figs. Pl. 1, figs. 9-13
1902Galeocerdo productus Hay p. 312
1902Scymnorhinus occidentalis Hay p. 314
1907Galeocerdo productus Jordan p. 101 figs. 4b and 4c
1907Dalatias occidentalis Jordan p. 118
1919Galeocerdo productus Jordan and Gilbert p. 21
1919Scymnorhinus occidentalis Jordan and Gilbert p. 62
1923Gyrace occidentalis Jordan and Hanibal p. 40 figs. (Plate II.b.C.d.e.f.1.Ill.q.cc.)
1923Squalus serriculus Jordan and Hanibal p. 58 figs. Plate III. q. r.
1994Squalus occidentalis Bigelow p. 680 fig. 2

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
RankNameAuthor
classChondrichthyes
infraclassElasmobranchii(Bonaparte 1838)
superorderSqualomorphi(Compagno 1973)
orderSqualiformesGoodrich 1909
familySqualidaeBonaparte 1834
genusSqualus
speciesoccidentalis(Agassiz 1856)

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.

Squalus occidentalis Agassiz 1856
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Invalid names: Galeocerdo productus Agassiz 1834 [synonym], Squalus serriculus Jordan and Hanibal 1923 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobileo
Life habit: nektonico
Diet: carnivoreo
Created: 2009-07-21 07:18:41
Modified: 2009-07-21 09:18:41
Source: o = order, subp = subphylum
References: Carroll 1988, Wagner 2023, Hendy et al. 2009

Age range: base of the Chattian to the top of the Tortonian or 27.30000 to 7.24600 Ma

Collections (5 total)


Time interval Ma Country or state Original ID and collection number
Chattian27.3 - 23.04USA (California) Squalus serriculus (11601)
Langhian15.98 - 13.82USA (California) Squalus serriculus (59059)
Middle Miocene15.98 - 11.63Japan (Hokuriku) Squalus serriculus (161496)
Serravallian13.82 - 11.63Japan (Hokuriku) Squalus serriculus (161489)
Tortonian11.63 - 7.246USA (Washington) Squalus occidentalis (59183)