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Urasterella asperrimus

Asteroidea - Platyasterida - Urasterellidae

Taxonomy
Palaeaster asperrima was named by Salter (1857). It is not extant. Its type specimen is Holotype BGS GSM 25334. It is the type species of Salteraster.

It was corrected as Palaeaster asperrimus by Salter (1866) and Stürtz (1886); it was recombined as Tetraster asperrimus by Nicholson and Etheridge (1880); it was recombined as Urasterella asperrima by Schuchert (1915); it was recombined as Salteraster asperrimus by Spencer (1918), Owen (1965) and Spencer and Wright (1966); it was recombined as Urasterella asperrimus by Dean Shackleton (2005).

Synonymy list
YearName and author
1857Palaeaster asperrima Salter p. 325 figs. pl. 9 fig. 1
1863Palaeaster asperrima Wright p. 24 figs. fig. 15.1
1866Palaeaster asperrimus Salter p. 289 figs. pl. 23 fig. 2a-c
1880Tetraster asperrimus Nicholson and Etheridge, Jr. pp. 320, 321, 326
1886Palaeaster asperrimus Stürtz p. 91
1915Urasterella asperrima Schuchert p. 187
1918Salteraster asperrimus Spencer pp. 149-152 figs. figs. 94-97; pl. 11 fig. 3, 4
1965Salteraster asperrimus Owen p. 566
1966Salteraster asperrimus Spencer and Wright p. U71 figs. fig. 64.4a,b
2005Urasterella asperrimus Dean Shackleton p. 99

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

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