New cyclocystoid (phylum echinodermata) from Anticosti Island, Quebec, and its bearing on cyclocystoid life modes

A. Glass, W. I. Ausich, and P. Copper

2003

Article

Journal of Paleontology 77(5):949-957

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Taxa discussed in this work:

• Nicholsodiscus
• Nicholsodiscus anticostiensis
• Zygocycloides raymondi

Taxonomy:

• Zygocycloides raymondi belongs to Zygocycloides - Glass et al. (2003)
• Nicholsodiscus belongs to Cyclocystoididae - Glass et al. (2003)
• Nicholsodiscus anticostiensis belongs to Nicholsodiscus - Glass et al. (2003)