New crinoids from the Naco Formation (Middle Pennsylvanian) of Arizona and a revision of the Family Cromyocrinidae

G. D. Webster

1981

Article

Journal of Paleontology 55:1176-1199

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Taxa discussed in this work:

• Eirmocrinus brewi

Taxonomy:

• Eirmocrinus brewi belongs to Eirmocrinus - Webster (1981)
• Eirmocrinus jeani belongs to Eirmocrinus brewi - Webster (1981)