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Isospira

Tergomya - Cyrtonellida - Cyrtonellidae

Taxonomy
Isospira was named by Koken (1897) [Sepkoski's age data: O Cara-u O Ashg Sepkoski's reference number: 615]. It is the type genus of Isospiridae.

It was assigned to Bellerophontacea by Knight et al. (1960); to Bellerophontida by Sepkoski (2002); to Isospiridae by Wängberg-Eriksson (1964) and Bouchet et al. (2005); and to Cyrtonellidae by Wagner (2023).

Synonymy list
YearName and author
1897Isospira Koken
1960Isospira Knight et al. p. 184
1964Isospira Wängberg-Eriksson
2002Isospira Sepkoski
2005Isospira Bouchet et al. p. 93
2023Isospira Wagner p. G460

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
RankNameAuthor
phylumMollusca
classTergomya
orderCyrtonellida
superfamilyCyrtonelloidea()
familyCyrtonellidae
genusIsospira

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. †Isospira Koken 1897
show all | hide all
Isospira bucanioides Koken 1897
Isospira huttoni Reed 1921
Isospira lepida Perner 1903
Isospira nautilina Koken and Perner 1925
Isospira reinwaldti Öpik 1930
Isospira reticulata Wängberg-Eriksson 1964
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Locomotion: slow-movingo
Life habit: low-level epifaunalo
Diet: grazero
Vision: blindc
Created: 2009-04-21 11:49:50
Modified: 2009-10-09 11:08:04
Source: o = order, c = class
Reference: Hendy et al. 2009

Age range: base of the Vormsi to the top of the Gorstian or 449.90000 to 425.60000 Ma

Collections (5 total)


Time interval Ma Country or state Original ID and collection number
Vormsi449.9 - 449.5Estonia (Lääne) I. bucanioides (87307)
Vormsi449.9 - 449.5Estonia (Harju) I. bucanioides (156588)
Pusgillian449.5 - 449.2United Kingdom (Scotland) I. huttoni (73133)
Pirgu - Porkuni449.5 - 443.7Sweden (Dalarne) I. reticulata (73407)
Gorstian427.4 - 425.6Czech Republic (Hlavni města Praha) I. lepida (104940)