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Birkeniida

Anaspida - Birkeniida

Taxonomy
Birkeniida was named by Berg (1937). It is extant.

It was assigned to Anaspida by Long (2011).

Subtaxa
Cowielepis

Synonymy list
YearName and author
1937Birkeniida Berg
2011Birkeniida Long p. 241

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
RankNameAuthor
subphylumVertebrata
superclassAnaspidomorphi
classAnaspida(Traquair)
orderBirkeniidaBerg 1937
orderBirkeniidaBerg 1937

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.

Or. Birkeniida Berg 1937
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G. †Cowielepis Blom 2008
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†Cowielepis ritchiei Blom 2008
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 Homerian to the top of the Ohesaare or 430.50000 to 419.20000 Ma

Collections (4 total)


Time interval Ma Country or state Original ID and collection number
Wenlock433.4 - 427.4United Kingdom (Scotland) Cowielepis richiei (26907)
Homerian430.5 - 427.4United Kingdom (Scotland) Cowielepis ritchiei (84333)
Paadla422.9 - 419.2Estonia (Saaremaa) B. sp. (195601)
Ohesaare421.5 - 419.2Estonia (Saare) B. sp. (193837)