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Astraspida

Pteraspidomorpha

Taxonomy
Astraspida was named by Berg (1940).

It was reranked as the subclass Astraspida by Long (2011), Nelson et al. (2016), Van Der Laan (2019).

It was assigned to Pteraspidomorphi by Long (2011); and to Pteraspidomorpha by Nelson et al. (2016), Van Der Laan (2019).

Subtaxa
Astrapidiformes, Astraspidiformes
Sister taxa
Astrapidiformes, Astraspidiformes

Synonymy list
YearName and author
2011Astraspida Long p. 241
2016Astraspida Nelson et al. p. 27
2019Astraspida Van Der Laan p. 15

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
RankNameAuthor
subphylumVertebrata
superclassPteraspidomorphi(Goodrich 1909)
classPteraspidomorpha
subclassAstraspida(Berg 1940)
subclassAstraspida(Berg 1940)

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.

Subcl. †Astraspida Berg 1940
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Or. †Astrapidiformes Berg 1940
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Fm. †Astraspididae Eastman 1917
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G. †Astraspis Walcott 1892
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†Astraspis desiderata Walcott 1892
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Invalid names: Astraspis splendens Orvig 1958 [synonym]
Or. †Astraspidiformes Berg 1940
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Fm. †Eriptychiidae Tarlo 1962
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G. †Eleochera Sansom and Smith 2005
G. †Eriptychius Walcott 1892
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†Eriptychius americanus Walcott 1892
Fm. †Oniscolepididae Marss and Karatajue-Talimaa 2009
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G. †Oniscolepis Pander 1856
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†Oniscolepis dentata Pander 1856
Fm. †Tesakoviaspididae Karatajute-Talimaa and Smith 2004
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G. †Tesakoviaspis Karatajute-Talimaa and Meredith Smith 2004
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†Tesakoviaspis concentrica Karatajute-Talimaa and Meredith Smith 2004
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobilep
Created: 2017-04-17 15:11:50
Modified: 2017-04-17 15:11:50
Source: subp = subphylum, p = phylum
References: Kiessling 2004, Carroll 1988

Age range: base of the Franklinian to the top of the Ohesaare or 457.30000 to 419.62000 Ma

Collections (22 total)


Time interval Ma Country or state Original ID and collection number
Caradoc458.2 - 449.5USA (Colorado) Astraspis desiderata, Astraspis splendens, Eriptychius americanus (10380)
Franklinian457.3 - 449.6USA (Colorado) Astraspis desiderata (155772) Astraspis desiderata, Eriptychius americanus (155756)
Franklinian457.3 - 449.6Canada (Ontario) Astraspis desiderata (90403 90404 90405 90406 90407 90408 90410 90411 90412) Eriptychius sp., Astraspis desiderata (90381 90409)
Richmondian449.6 - 445.5USA (Wyoming) Astraspis desiderata, Eriptychius americanus (65239)
Llandovery443.1 - 432.9Russian Federation Tesakoviaspis concentrica (90402)
Kuressaare423.0 - 422.7Estonia (Saare) Oniscolepis dentata (193122)
Pridoli422.7 - 419.62Lithuania Oniscolepis dentata (239540)
Pridoli422.7 - 419.62Russian Federation Oniscolepis dentata (239019)
Pridoli422.7 - 419.62Latvia Oniscolepis dentata (239539)
Ohesaare421.6 - 419.62Estonia Oniscolepis dentata (239538)
Ohesaare421.6 - 419.62Estonia (Saare) Oniscolepis dentata (193837)