Hexactinellid
Distribution:
• Devonian of United States (1: Tennessee collection)
• Cambrian of Canada (1: British Columbia), China (2), United States (1: Pennsylvania)
Total: 5 collections each including a single occurrence
Distribution:
• Devonian of United States (1: Tennessee collection)
• Cambrian of Canada (1: British Columbia), China (2), United States (1: Pennsylvania)
Total: 5 collections each including a single occurrence