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Ptilonaster

Stenuroidea -

Taxonomy
Ptilonaster was named by Hall (1868) [Sepkoski's age data: D Fras-u Sepkoski's reference number: 2]. Its type is Ptilonaster princeps.

It was assigned to Palaeophiuridae by Schuchert (1915); to Asterozoa by Spencer (1940); to Eophiuridae by Spencer (1951) and Owen (1965); to Rhopalocomidae by Spencer and Wright (1966); to Stenurida by Sepkoski (2002); and to Stenuroidea by Blake (2013).

Synonymy list
YearName and author
1868Ptilonaster Hall pp. 291-292
1915Ptilonaster Schuchert pp. 239-240
1940Ptilonaster Spencer p. 540
1951Ptilonaster Spencer p. 111
1965Ptilonaster Owen p. 547
1966Ptilonaster Spencer and Wright p. U81
2002Ptilonaster Sepkoski, Jr.
2013Ptilonaster Blake p. 367

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Life
RankNameAuthor
Ambulacraria
phylumEchinodermata
subphylumAsterozoa
classStenuroidea()
genusPtilonaster

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