Schizaster is a genus of heart urchins belonging to the family Schizasteridae. The type species of the genus is Schizaster studeri.

Schizaster
Temporal range: Paleocene - Recent
Fossil of Schizaster species from Italy
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Echinodermata
Class: Echinoidea
Order: Spatangoida
Family: Schizasteridae
Genus: Schizaster
L. Agassiz, 1835
Synonyms
  • Aplospatangus Lambert 1907
  • Brachybrissus Pomel 1883

Species

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Extant and extinct species within this genus include:[1][2][3]

The fossil record of the genus dates back to the Paleocene (age range: 66.043 to 0.012 million years ago). These fossils have been found all over the world.[3]

References

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  • Cyril Walker & David Ward (1993) - Fossielen: Sesam Natuur Handboeken, Bosch & Keuning, Baarn. ISBN 90-246-4924-2