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Discohelix excavata

Gastropoda - Discohelicidae

Taxonomy
Euomphalus excavatus was named by Reuss (1852). It is not extant.

It was recombined as Discohelix excavata by Gemmellaro (1911) and 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 excavatus Reuss p. 115 figs. Pl. 14, Fig. 2
1885Discohelix amabilis Seguenza
1911Discohelix excavata Gemmellaro p. 216 figs. Pl 9, fig 13
1979Discohelix excavata Szabo p. 8 figs. Pl. 1, Fig. 5-6

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
RankNameAuthor
classGastropoda
subclassVetigastropoda(Salvini-Plawen 1980)
superfamilyCirroidea
familyDiscohelicidaeSchröder 1995
genusDiscohelixDunker 1847
speciesexcavata(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 excavata Reuss 1852
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Invalid names: Discohelix amabilis Seguenza 1885 [synonym]
Diagnosis
No diagnoses are available
Measurements
partNmean
height19.30

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: Kiessling 2004, Hendy et al. 2009

Age range: base of the Pliensbachian to the top of the Ibex or 190.80000 to 183.00000 Ma

Collections (14 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Sinemurian196.5 - 189.6Hungary Discohelix excavata (118984)
Oxynotum - Raricostatum196.5 - 189.6Hungary (Veszprém Megye) Discohelix excavata (81576 118997)
Pliensbachian190.8 - 182.7Italy (Veneto) Discohelix excavata (98398)
Pliensbachian190.8 - 182.7Hungary Discohelix excavata (91406 91407)
Davoei189.6 - 183.0Hungary Discohelix excavata (108953 108956 109115 109120 118998 119134)
Early/Lower Pliensbachian189.6 - 183.0Italy (Messina) Discohelix excavata (173593)
Ibex189.6 - 183.0Hungary Discohelix excavata (45475)