Asterozoa
Distribution:
• Jurassic of Portugal (1 collection)
• Devonian of Australia (1)
• Silurian of the United Kingdom (1), United States (1: New York)
• Arenig of the United Kingdom (1)
• Ordovician of Morocco (2), the United Kingdom (1), United States (1: Utah)
Total: 9 collections including 10 occurrences