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Rivagraptus

Pterobranchia - Graptoloidea

Taxonomy
Rivagraptus is a genus. It is not extant.

It was assigned to Graptoloidea by Sepkoski (2002).

Synonymy list
YearName and author
2002Rivagraptus Sepkoski

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
Ambulacraria
RankNameAuthor
phylumHemichordataBateson 1885
classPterobranchiaLankester 1877
subclassGraptolithina(Bronn 1849)
orderGraptoloideaLapworth 1875
genusRivagraptus

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.

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Diagnosis
No diagnoses are available