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Eriptychius

Pteraspidomorpha - Astraspidiformes

Taxonomy
Eriptychius was named by Walcott (1892) [Sepkoski's age data: O Cara-l O Cara-u Sepkoski's reference number: 2,450]. Its type is Eriptychius americanus.

It was assigned to Holoptychiidae by Hay (1902); to Pteraspidomorphes by Sepkoski (2002); to Astraspidiformes by Sansom and Smith (2005); and to Eriptychiidae by Van Der Laan (2019).

Species
E. americanus (type species)

Synonymy list
YearName and author
1892Eriptychius Walcott
1902Eriptychius Hay p. 359
2002Eriptychius Sepkoski
2005Eriptychius Sansom and Smith p. 41
2019Eriptychius Van Der Laan p. 16

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumCraniata
RankNameAuthor
superclassPteraspidomorphi(Goodrich 1909)
classPteraspidomorpha
subclassAstraspida(Berg 1940)
orderAstraspidiformes(Berg 1940)
genusEriptychiusWalcott 1892

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.

G. †Eriptychius Walcott 1892
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Eriptychius americanus Walcott 1892
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: hydroxyapatitesubp
Locomotion: actively mobilep
Created: 2007-09-27 04:49:26
Modified: 2017-03-09 14:07:44
Source: subp = subphylum, p = phylum
Reference: Kiessling 2004

Age range: base of the Franklinian to the top of the Caradoc or 457.30000 to 449.50000 Ma

Collections (5 total)


Time interval Ma Country or state Original ID and collection number
Caradoc458.4 - 449.5USA (Colorado) E. americanus (10380)
Franklinian457.3 - 449.6USA (Colorado) E. americanus (155756)
Franklinian457.3 - 449.6Canada (Ontario) E. sp. (90381 90409)
Richmondian449.6 - 445.5USA (Wyoming) E. americanus (65239)