Aacocrinus

Aacocrinus is a genus of extinct sea lily from the family .

There are currently 14 species within this genus:

• Aacocrinus acylus (Webster & Jell 1999)
• Aacocrinus algeriaensis (Webster, Maples, Sevastopulo, Frest & Waters 2004)
• Aacocrinus boonensis
• Aacocrinus chouteauensis
• Aacocrinus enigmaticus (Webster & Lane 1987)
• Aacocrinus milleri
• Aacocrinus nododorsatus (Bowsher 1955)
• Aacocrinus protuberoarmatus (Missouri)
• Aacocrinus sampsoni
• Aacocrinus senectus
• Aacocrinus spinosulus
• Aacocrinus spinulosus
• Aacocrinus tetradactylus (Missouri)
• Aacocrinus triarmatus