Morphological and systematic reinterpretation of two enigmatic edrioasteroids (Echinodermata) from Canada

C. D. Sumrall, and F.J. Gahn

2006

Article

Canadian Journal of Earth Sciences 43(4):497-507

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Taxa discussed in this work:

• Agelacrinitidae

Taxonomy:

• Thresherodiscus ramosus belongs to Thresherodiscus - Sumrall and Gahn (2006)
• Agelacrinitidae belongs to Isorophida - Sumrall and Gahn (2006)
• Thresherodiscus belongs to Agelacrinitidae - Sumrall and Gahn (2006)
• Lispidecodus plinthotus belongs to Lispidecodus - Sumrall and Gahn (2006)
• Lispidecodus belongs to Discocystinae - Sumrall and Gahn (2006)