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Pycnosaccus

Crinoidea - Sagenocrinida - Nipterocrinidae

Taxonomy
Pycnosaccus is a genus. It is not extant.

It was assigned to Nipterocrinidae by Ubaghs et al. (1978); and to Sagenocrinida by Sepkoski (2002).

Synonymy list
YearName and author
1978Pycnosaccus Ubaghs et al. p. T780
2002Pycnosaccus Sepkoski

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Life
Deuterostomia
Ambulacraria
phylumEchinodermata
subphylumBlastozoa
classCrinoideaMiller 1821
RankNameAuthor
subclassPentacrinoideaJaekel 1918
infraclassInadunata(Wachsmuth and Springer 1897)
Cladida(Moore and Laudon 1943)
superorderFlexibilia(Zittel 1895)
orderSagenocrinidaSpringer 1913
superfamilyLecanocrinacea
familyNipterocrinidaeJaekel 1918
genusPycnosaccus

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