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Urochordata

Taxonomy
Urochordata was named by Lankester (1877). It is extant.

It was reranked as the phylum Urochordata by Nielsen (2012); it was reranked as the subphylum Urochordata by Brusca et al. (2016).

It was assigned to Chordata by Nielsen (2012); to Chordata by Nielsen (2012); and to Olfactores by Edgecombe et al. (2011) and Brusca et al. (2016).

Synonyms
Synonymy list
YearName and author
1816Tunicata Lamarck
1877Urochordata Lankester
1999Tunicata Dineley and Metcalf p. 11
2002Tunicata Sepkoski, Jr.
2011Urochordata Edgecombe et al. p. 153 figs. Fig. 1
2012Urochordata Nielsen p. 365
2016Urochordata Brusca et al.

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
RankNameAuthor
phylumChordataHaeckel 1847
OlfactoresJefferies 1991
subphylumUrochordata(Lankester 1877)
subphylumUrochordata(Lankester 1877)

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