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Ulrichaster

Asteroidea - Platyasterida - Urasterellidae

Taxonomy
Ulrichaster was named by Spencer (1950) [Sepkoski's age data: O m S Ldov]. It is not extant. Its type is Urasterella ulrichi.

It was synonymized subjectively with Urasterella by Dean Shackleton (2005).

It was assigned to Uractinida by Sepkoski (2002); and to Urasterellidae by Owen (1965), Spencer and Wright (1966), Jell and Theron (1999) and Blake and Rozhnov (2007).

Synonymy list
YearName and author
1950Ulrichaster Spencer
1965Ulrichaster Owen p. 566
1966Ulrichaster Spencer and Wright p. U74
1999Ulrichaster Jell and Theron p. 155
2002Ulrichaster Sepkoski, Jr.
2007Ulrichaster Blake and Rozhnov p. 524

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Ambulacraria
phylumEchinodermata
RankNameAuthor
subphylumAsterozoa
classAsteroidea
orderPlatyasterida
suborderUractinina()
familyUrasterellidae
genusUlrichaster

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