Re-evaluating the palaeobiology and affinities of the Ctenocystoidea (Echinodermata)

I. A. Rahman, and S. Clausen

2009

Article

Journal of Systematic Palaeontology 7:413-426

Find it at:

http://dx.doi.org/10.1017/S1477201909990046

Taxonomy:

• Ctenocystis utahensis belongs to Ctenocystis - Rahman and Clausen (2009)
• Ctenocystis belongs to Ctenocystidae - Rahman and Clausen (2009)
• Ctenocystidae belongs to Ctenocystoida - Rahman and Clausen (2009)
• Ctenocystoida belongs to Ctenocystoidea - Rahman and Clausen (2009)