Basic info Taxonomic history Classification Relationships
Morphology Ecology and taphonomy   Age range and collections

Neopalaeaster

Asteroidea - Neopalaeasteridae

Taxonomy
Neopalaeaster was named by Schuchert (1914) [Sepkoski's age data: C Vise-l Sepkoski's reference number: 2]. Its type is Palaeaster crawfordsvillensis. It is the type genus of Neopalaeasteridae.

It was assigned to Phanerozonia by Schuchert (1914); to Pustulosida by Sepkoski (2002); and to Neopalaeasteridae by Schuchert (1915), Spencer and Wright (1966) and Blake and Elliott (2003).

Synonymy list
YearName and author
1914Neopalaeaster Schuchert p. 26
1915Neopalaeaster Schuchert pp. 134-135
1966Neopalaeaster Spencer and Wright p. U51
2002Neopalaeaster Sepkoski, Jr.
2003Neopalaeaster Blake and Elliott p. 481

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Ambulacraria
RankNameAuthor
phylumEchinodermata
subphylumAsterozoa
classAsteroidea
familyNeopalaeasteridae
genusNeopalaeaster

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
ReferenceDiagnosis
D. B. Blake and D. R. Elliott 2003Primary circlet weakly enlarged; interradials, radials approximately equisized, weakly transversely elongate; "extraneous" or "x" ossicles not developed. Carinals in single series, ossicles abutted longitudinally; lateral series present. Marginals in single series, ossicles tabular, transversely oriented; marginals, adambulacrals together forming rounded arm margin. Ventral surface unknown.