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Morphology Ecology and taphonomy   Age range and collections

Nyuella

Helcionelloida - Helcionellida - Helcionellidae

Taxonomy
Nyuella is a genus. It is not extant.

It was assigned to Helcionellidae by Runnegar and Jell (1976); and to Helcionelloida by Sepkoski (2002).

Synonymy list
YearName and author
1976Nyuella Runnegar and Jell p. 117
2002Nyuella Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
RankNameAuthor
phylumMollusca
classHelcionelloidaPeel 1991
orderHelcionellida
superfamilyHelcionelloidea(Wenz 1938)
familyHelcionellidae
genusNyuella

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