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Astraspis

Pteraspidomorphi - Astrapidiformes - Astraspididae

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

It was assigned to Astraspidae by Jordan (1963); to Agnatha by Smith et al. (1995); to Astraspididae by Sansom et al. (1997); and to Astraspidiformes by Sepkoski (2002).

Synonymy list
YearName and author
1892Astraspis Walcott
1963Astraspis Jordan p. 585
1995Astraspis Smith et al. p. 65
1997Astraspis Sansom et al. p. 628
2002Astraspis Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
subphylumVertebrata
RankNameAuthor
classPteraspidomorphiGoodrich 1909
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.

Diagnosis
No diagnoses are available