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Astraspis

Pteraspidomorpha - Astrapidiformes - Astraspididae

Taxonomy
Astraspis was named by Walcott (1892) [Sepkoski's age data: O Cara-l O Ashg-m Sepkoski's reference number: 2]. Its type is Astraspis desiderata.

It was assigned to Asterolepidae by Hay (1902); to Astraspidae by Jordan (1963); to Agnatha by Smith et al. (1995); to Astraspidiformes by Sepkoski (2002); and to Astraspididae by Sansom et al. (1997) and Van Der Laan (2019).

Species

Synonymy list
YearName and author
1892Astraspis Walcott
1902Astraspis Hay p. 342
1963Astraspis Jordan p. 585
1995Astraspis Smith et al. p. 65
1997Astraspis Sansom et al. p. 628
2002Astraspis Sepkoski
2019Astraspis 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)
orderAstrapidiformesBerg 1940
familyAstraspididaeEastman 1917
genusAstraspis

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. †Astraspis Walcott 1892
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Astraspis desiderata Walcott 1892
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Invalid names: Astraspis splendens Orvig 1958 [synonym]
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 (15 total)


Time interval Ma Country or state Original ID and collection number
Caradoc458.4 - 449.5USA (Colorado) A. desiderata, A. splendens (10380)
Franklinian457.3 - 449.6USA (Colorado) A. desiderata (155756 155772)
Franklinian457.3 - 449.6Canada (Ontario) A. desiderata (90381 90403 90404 90405 90406 90407 90408 90409 90410 90411 90412)
Richmondian449.6 - 445.5USA (Wyoming) A. desiderata (65239)