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Eirlysia nodosa

Gastropoda - Murchisoniina - Phymatopleuridae

Taxonomy
Eirlysia nodosa was named by Batten (1958). Its type specimen is USNM 133334 and is not a trace fossil. Its type locality is USNM706c, Hess Canyon, Glass Mountains, which is in a Roadian marine limestone in the Word Formation of Texas.

Synonymy list
YearName and author
1958Eirlysia nodosa Batten p. 236 figs. Pl 41, figs 20-22

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
phylumMollusca
RankNameAuthor
classGastropoda
subclassOrthogastropoda
orderMurchisoniina
superfamilyEotomarioidea
familyPhymatopleuridae
genusEirlysia
speciesnodosa

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.

Eirlysia nodosa Batten 1958
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Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
shell height215.014.016.015.01.41
shell diameter211.010.012.011.01.41

Composition: aragonitef
Ribbing: minorf
Ontogeny: accretionf
Environment: coastal, marineo
Locomotion: slow-movingf
Life habit: epifaunalf
Diet: detritivoref
Vision: limitedsuperf
Created: 2025-08-08 09:10:40
Modified: 2025-08-08 09:13:10
Source: f = family, superf = superfamily, o = order
References: Bambach et al. 2007, Wagner 2023

Age range: Roadian or 274.40000 to 266.90000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Roadian274.4 - 266.9USA (Texas) Eirlysia nodosa (type locality: 43551 81693)