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

Lepidasterella

Asteroidea - Hemizonida - Helianthasteridae

Synonymy list
YearName and author
1914Lepidasterella Schuchert
1915Lepidasterella Schuchert p. 160
1927Lepidasterella Spencer pp. 383-384
1965Lepidasterella Owen p. 561
1966Lepidasterella Spencer and Wright p. U65
1984Lepidasterella Welsh p. 845
2002Lepidasterella Sepkoski, Jr.
2009Lepidasterella Blake p. 303

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

RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Ambulacraria
phylumEchinodermata
RankNameAuthor
subphylumAsterozoa
classAsteroidea
orderHemizonida
familyHelianthasteridae
genusLepidasterella

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
J. R. Welsh 1984Helianthasteridae with 24-35 arms; ambulacrals rectangular, counterparts on two sides of arm arranged opposite; adambulacrals wide, curved, offset from corre- sponding ambulacrals, with one to several spines; madreporite large, circular, aboral; aboral skeleton unknown.