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Discohelix orbis

Gastropoda - Discohelicidae

Taxonomy
Euomphalus orbis was named by Reuss (1852). It is a 3D body fossil.

It was recombined as Discohelix orbis by Gemmellaro (1911), Cox (1928), Szabo (1979).

Sister species lacking formal opinion data
D. didimtuensis, D. parvanodosa, D. planus, D. sinistra, D. sinsitra, D. subequalis

Synonyms
Synonymy list
YearName and author
1852Euomphalus orbis Reuss p. 114 figs. Pl. 14, Fig. 1
1885Discohelix galatensis Seguenza
1911Discohelix orbis Gemmellaro p. 218 figs. Pl 9, figs 9-12
1928Discohelix orbis Cox p. 236
1979Discohelix orbis Szabo p. 6 figs. Pl. 1, Fig. 1-3, Fig. 6

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
RankNameAuthor
classGastropoda
subclassVetigastropoda(Salvini-Plawen 1980)
superfamilyCirroidea
familyDiscohelicidaeSchröder 1995
genusDiscohelixDunker 1847
speciesorbis(Reuss 1852)

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.

†Discohelix orbis Reuss 1852
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Invalid names: Discohelix galatensis Seguenza 1885 [synonym]
Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
height36.554.809.006.502.11

Composition: aragonitec
Locomotion: actively mobilesupero
Life habit: epifaunalsupero
Diet: grazersupero
Vision: limitedc
Created: 2009-09-10 08:55:39
Modified: 2009-09-10 10:55:39
Source: supero = superorder, c = class
References: Hendy et al. 2009, Kiessling 2004

Age range: base of the Semicostatum to the top of the Ibex or 199.50000 to 184.20000 Ma

Collections (53 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Sinemurian199.5 - 192.9Hungary Discohelix orbis (118984)
Late/Upper Sinemurian - Early/Lower Pliensbachian199.5 - 184.2Hungary Discohelix orbis (78630 78691)
Raricostatum - Davoei199.5 - 184.2Hungary Discohelix orbis (78690)
Raricostatum - Ibex199.5 - 184.2Hungary Discohelix orbis (78689)
Semicostatum - Ibex199.5 - 184.2Hungary Discohelix orbis (78688)
Davoei192.9 - 184.2Hungary Discohelix orbis (108950 108951 108952 108953 108955 108958 109112 109116 109120 109121 109122 118999 119000 119003)
Early/Lower Pliensbachian192.9 - 184.2Italy (Messina) Discohelix orbis (173593)
Ibex192.9 - 184.2United Kingdom (Dorset) Discohelix orbis (159147)
Ibex192.9 - 184.2Hungary Discohelix orbis (45475 108850 108939 108940 108941 108942 108943 108944 108948 118991)
Ibex192.9 - 184.2Hungary (Veszprém Megye) Discohelix orbis (81548 81550)
Margaritatus192.9 - 184.2Hungary Discohelix orbis (108895 108963 109100 109103 109105 109106 109110 109141 109142 109494 109499 109500 109513 109515 109519)
Pliensbachian192.9 - 184.2Hungary Discohelix orbis (91406 91407)
Spinatum192.9 - 184.2Hungary Discohelix orbis (108966)
Early/Lower Pliensbachian - Middle Toarcian192.9 - 180.4Hungary Discohelix orbis (108969)