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Azygograptus

Pterobranchia -

Taxonomy
Azygograptus was named by Nicholson and Lapworth (1875) [Sepkoski's age data: O Aren-l O Llde-u Sepkoski's reference number: 311]. Its type is Azygograptus lapworthi.

It was assigned to Graptoloidea by Sepkoski (2002).

Synonyms
Synonymy list
YearName and author
1875Azygograptus Nicholson and Lapworth
1951Nicholsonograptus Boucek and Pribyl
2002Azygograptus Sepkoski, Jr.
2002Nicholsonograptus Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Ambulacraria
RankNameAuthor
phylumHemichordataBateson 1885
classPterobranchiaLankester 1877
classGraptolithina(Bronn 1849)
Graptoloida
genusAzygograptusNicholson and Lapworth 1875

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