Hemipneustidae

Hemipneustidae
Fossils of Toxopatagus
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Echinodermata
Class: Echinoidea
Order: Holasteroida
Family:
Lambert, 1917

Hemipneustidae is an extinct family of sea urchins.[1][2]

Genera

  • Hemipneustes L. Agassiz, 1835
  • Medjesia Jeffery, 1997
  • Opisopneustes Gauthier, 1889
  • Plesiohemipneustes Smith & Wright, 2003
  • Toxopatagus Pomel, 1883

References