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Urasterella

Asteroidea - Hadrosida - Urasterellidae

Synonyms
Synonymy list
YearName and author
1851Urasterella McCoy p. 59
1886Roemeraster Stürtz p. 85
1886Protasteracanthion Stürtz p. 86
1886Palasteracanthion Stürtz p. 153
1915Urasterella Schuchert pp. 173-178
1918Urasterella Spencer pp. 135-137
1934Urasterella Withers and Keble p. 234
1950Phillipaster Spencer
1957Urasterella Lehmann pp. 127-128
1957Protasteracanthion Lehmann pp. 147-148
1965Urasterella Owen p. 565
1965Phillipsaster Owen p. 566
1966Phillipsaster Spencer and Wright p. U71
1966Urasterella Spencer and Wright p. U71
2002Phillipaster Sepkoski
2002Urasterella Sepkoski
2005Urasterella Dean Shackleton p. 99
2007Urasterella Blake and Rozhnov p. 524
2018Urasterella Blake p. 35
2020Urasterella Blake and Koniecki p. 12 figs. 1.1-1.4

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
Ambulacraria
phylumEchinodermata
RankNameAuthor
subphylumEleutherozoa
Asterozoa()
classAsteroidea
orderHadrosida
familyUrasterellidae
genusUrasterella

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. †Urasterella McCoy 1851
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Urasterella biradialis Withers and Keble 1934
Urasterella constellata Thorent 1839
Urasterella creswelli Withers and Keble 1934
Urasterella inyoensis Stauffer 1930
Urasterella montana Shchurovskiy 1874
Urasterella pulchella Billings 1857
Urasterella ruthveni Forbes 1848
Urasterella thraivensis Spencer 1918
Urasterella verruculosa Lehmann 1957
Invalid names: Palasteracanthion Stürtz 1886 [synonym], Phillipaster Spencer 1950 [synonym], Protasteracanthion Stürtz 1886 [synonym], Roemeraster Stürtz 1886 [synonym]
Diagnosis
ReferenceDiagnosis
J. Dean Shackleton 2005Adjacent adambulacrals overlap; inferomarginals of paxillate morphology.