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Discohelix leana

Gastropoda - Discohelicidae

Taxonomy
Discohelix leana was named by Gabb (1864). It is a 3D body fossil. Its type locality is Texas Flat, which is in a Campanian marginal marine sandstone in the Chico Formation of California.

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

Synonymy list
YearName and author
1864Discohelix leana Gabb p. 119 figs. PL 20, Fig. 76
1927Discohelix leana Stewart p. 314 figs. Plate XXIV, fig. 16

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

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 leana Gabb 1864
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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 Early/Lower Cenomanian to the top of the Middle Campanian or 100.50000 to 72.20000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Cenomanian100.5 - 93.9USA (California) Discohelix leana (167599)
Middle Campanian83.6 - 72.2USA (California) Discohelix leana (type locality: 72056)