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Sievertsella

Crinoidea - Comatulida - Comatulidae

Taxonomy
Sievertsella was named by Radwańska (2003). Its type is Palaeocomaster seranensis.

It was assigned to Comasteridae by Hess and Messing (2011); and to Comatuladae by Souza-Lima and deCastro Manso (2017).

Synonyms
Synonymy list
YearName and author
1987Sievertsia Radwanska
2002Sievertsia Sepkoski
2003Sievertsella Radwańska
2011Sievertsella Hess and Messing p. 95
2017Sievertsella Souza-Lima and deCastro Manso

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
subphylumBlastozoa
classCrinoideaMiller 1821
RankNameAuthor
subclassPentacrinoideaJaekel 1918
infraclassInadunata(Wachsmuth and Springer 1897)
—Cladida(Moore and Laudon 1943)
—Eucladida
subclassArticulata(Miller 1821)
orderComatulidaClark 1908
familyComatulidae(d'Orbigny 1852)
genusSievertsellaRadwańska 2003

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.

G. †Sievertsella Radwańska 2003
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†Sievertsella polonica Radwańska 1987
Invalid names: Sievertsia Radwanska 1987 [replaced]
Diagnosis
No diagnoses are available