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Spiroceras annulatum

Cephalopoda - Ammonitida - Spiroceratidae

Taxonomy
Hamites annulatus was named by d'Orbigny (1850).

It was recombined as Ancyloceras annulatus by d'Orbigny (1850); it was recombined as Spiroceras annulatum by Besnosov and Mitta (1993), Dietze (2000), Majidifard (2015), Galácz (2017), Mitta (2017).

Synonyms
Synonymy list
YearName and author
1831Hamites annulatus Deshayes p. 228 figs. Pl 6, fig 5
1843Toxoceras obliquus Baugier and Sauze pp. 134-135 figs. Pl. 3 fig. 17
1850Hamites annulatus d'Orbigny p. 228 figs. Pl 6, fig 5
1850Ancyloceras annulatus d'Orbigny pp. 576-577
1993Spiroceras annulatum Besnosov and Mitta p. 223 figs. Pl 42, fig 2
2000Spiroceras annulatum Dietze figs. Pl 3, fig 2
2015Spiroceras annulatum Majidifard p. 29 fig. 3.4
2017Spiroceras annulatum Galácz p. 724
2017Spiroceras annulatum Mitta p. 137 figs. Pl 4, figs 3,7,8; pl 5, figs 1-6,11,12; text-fig 4d,e

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassAmmonoidea()
orderAmmonitidaHaeckel 1866
suborderAmmonitinaHyatt 1889
superfamilySpiroceratoidea(Hyatt 1900)
familySpiroceratidae
genusSpiroceras
speciesannulatum()

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.

†Spiroceras annulatum d'Orbigny 1850
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Invalid names: Toxoceras obliquus Baugier and Sauze 1843 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragoniteo
Environment: marinec
Locomotion: fast-movingo
Life habit: nektonico
Diet: carnivoreo
Vision: well-developedc
Created: 2005-01-28 02:27:03
Modified: 2009-10-08 14:14:55
Source: o = order, c = class
References: Kiessling 2003, Kiessling 2004

Age range: base of the Late/Upper Bajocian to the top of the Bathonian or 168.60000 to 165.30000 Ma

Collections (10 total)


Time interval Ma Country or state Original ID and collection number
Bajocian170.9 - 168.2Saudi Arabia Spiroceras annulatum (45301)
Garantiana170.9 - 168.2Iran Spiroceras annulatum (175752)
Parkinsoni170.9 - 168.2Germany Spiroceras annulatum (178232)
Subfurcatum170.9 - 168.2Russian Federation Spiroceras annulatum (187899)
Late/Upper Bajocian168.6 - 168.2France Spiroceras annulatum (240562)
Late/Upper Bajocian168.6 - 168.2Russian Federation Spiroceras annulatum (185036)
Late/Upper Bajocian168.6 - 168.2Spain Spiroceras annulatum (71712)
Late/Upper Bajocian168.6 - 168.2Kenya Spiroceras annulatum (191124)
Late/Upper Bajocian168.6 - 168.2Germany Spiroceras annulatum (62203)
Bathonian168.2 - 165.3Saudi Arabia Spiroceras annulatum (48137)