Urasterella

Urasterella
Temporal range: 460.5–388.1 Ma

Ordovician to Devonian[1]

Urasterella asperula
Scientific classification
Kingdom: Animalia
Phylum: Echinodermata
Subphylum: Eleutherozoa
Class: Asteroidea
Order: Platyasterida
Family: Palasteriscidae
Subfamily: Urasterellinae
Genus: Urasterella
McCoy (1851)
Species

see text

Synonyms
  • Palasteracanthion
  • Phillipaster
  • Protasteracanthion
  • Roemeraster
  • Salteraster
  • Ulrichaster

Urasterella is an extinct genus of Sea star that lived from the Ordovician to the Devonian.[1] Its fossils are known from Europe, North America and southern Africa.[1]

Species

There have been a number of species assigned or transferred to the genus since its description in 1851.[1]

Sources

This article is issued from Wikipedia - version of the 5/6/2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.