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Pelagiella atlantoides

Helcionelloida - Pelagiellida - Pelagiellidae

Taxonomy
Cyrtolites atlantoides was named by Mathews (1894) [DISTRIBUTION: Early Cambrian; New Brunswick.]. It is not a trace fossil. It is the type species of Pelagiella.

It was recombined as Pelagiella atlantoides by Matthew (1895), Runnegar (1981), Brock and Cooper (1993), Landing et al. (2002), Kouchinsky et al. (2011), Wagner (2023), Oh et al. (2025).

Sister species lacking formal opinion data

Synonymy list
YearName and author
1894Cyrtolites atlantoides Mathews
1895Cyrtolites atlantoides Matthew
1895Pelagiella atlantoides Matthew
1981Pelagiella atlantoides Runnegar figs. f. 2B-E
1993Pelagiella atlantoides Brock and Cooper p. 778
2002Pelagiella atlantoides Landing et al. p. 299
2011Pelagiella atlantoides Kouchinsky et al. p. 133
2023Pelagiella atlantoides Wagner p. 5440
2025Pelagiella atlantoides Oh et al. p. 13

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
RankNameAuthor
phylumMollusca
classHelcionelloidaPeel 1991
orderPelagiellidaMacKinnon 1985
familyPelagiellidae
genusPelagiella
speciesatlantoides(Mathews 1894)

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.

Pelagiella atlantoides Mathews 1894
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragonitec
Entire body: yesg
Adult length: 0.1 to < 1.0g
Adult width: 0.1 to < 1.0g
Thickness: thing
Folds: noneg
Ribbing: noneg
Spines: noneg
Internal reinforcement: noneg
Environment: marinec
Locomotion: actively mobileg
Life habit: epifaunalg
Diet: grazerg
Vision: limitedc
Created: 2009-03-16 08:26:03
Modified: 2009-09-21 14:41:40
Source: g = genus, c = class
References: Hendy et al. 2009, Gubanov et al. 2004
Collections
No collection or age range data are available