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Euconospira varizona

Gastropoda - Murchisoniina - Eotomariidae

Taxonomy
Euconospira varizona was named by Batten (1958). It is not extant. Its type locality is USNM701g, Wolf Camp Hills, Glass Mountains, which is in an Asselian reef, buildup or bioherm limestone in the Neal Ranch Formation of Texas.

Sister species lacking formal opinion data

Synonymy list
YearName and author
1958Euconospira varizona Batten
1974Euconospira varizona Thein and Nitecki p. 88
2023Euconospira varizona Wagner p. 6124

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
phylumMollusca
classGastropoda
RankNameAuthor
subclassOrthogastropoda
orderMurchisoniina
superfamilyEotomarioidea
familyEotomariidaeWenz 1938
subfamilyEotomariinae
genusEuconospira
speciesvarizona

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.

Euconospira varizona Batten 1958
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Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
shell height513.67.2421.714.15.45
shell diameter513.45.2124.615.77.47

Composition: aragonitesuperf
Environment: coastal, marineo
Locomotion: slow-movingsuperf
Life habit: epifaunalsuperf
Diet: detritivoresuperf
Vision: limitedsuperf
Created: 2025-08-08 09:12:40
Modified: 2025-08-08 09:12:40
Source: superf = superfamily, o = order
References: Wagner 2023, Bambach et al. 2007

Age range: base of the Gzhelian to the top of the Kungurian or 303.70000 to 274.40000 Ma

Collections (9 total)


Time interval Ma Country or state Original ID and collection number
Gzhelian303.7 - 298.9USA (Texas) Euconospira varizona (43477)
Asselian298.9 - 293.52USA (Texas) Euconospira varizona (type locality: 43478 43479 43481)
Sakmarian293.52 - 290.1USA (Texas) Euconospira varizona (101775)
Artinskian290.1 - 283.3USA (Texas) Euconospira varizona (101768)
Kungurian283.3 - 274.4USA (Texas) Euconospira varizona (43491 43515 75882)