Aglaocrinus

Aglaocrinus is an extinct species of crinoids in the Cladia order. It has been proposed that it was a blind, stationary (attached) suspension feeder the hard parts of which were composed of magnesium calcite. It has been discovered in 3 locations in North America.

Species
There are currently 12 species in this genus, consisting of:


 * Aglaocrinus cranei (Strimple, 1971);   also known as Aaglaocrinus cranei
 * Aglaocrinus expansus
 * Aglaocrinus keytei (Strimple & Moore 1973); also known as Aaglaocrinus keytai
 * Aglaocrinus konecnyorum (Webster 1981)
 * Aglaocrinus magnus (Strimple 1949)
 * Aglaocrinus nacoensis (Webster 1981)
 * Aglaocrinus oklahomensis (Moore & Plummer 1938);  also known as Ethelocrinus oklahomensis (Moore & Plummer, 1938)
 * Aglaocrinus rectilatus (Lane & Webster, 1966)
 * Aglaocrinus supplantus (Pabian & Strimple 1974);  also known as Aaglaocrinus supplantus
 * Aglaocrinus sutherlandi (Strimple 1980)
 * Aglaocrinus tuberculatus (Meek & Worthen 1867)
 * Aglaocrinus verrucosus(White & St John 1868); also known as Hydreionocrinus verrucosus (White & St John 1868)