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);New crinoids from the Naco Formation (middle Pennsylvanian) of Arizona and a revision of the family Cromyocrinidae. also known as Aaglaocrinus craneiCrinoids from the Vinland Shale (Virgilian) of Kansas. J. J Paleont, 45 1971: 998-1000. [Zoological Record Volume 108] 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)New Permian crinoid fauna from Southern Nevada. University of California Publications in Geological Sciences, 63 1966: 1-60. [Zoological Record Volume 103] Aglaocrinus supplantus (Pabian & Strimple 1974); also known as Aaglaocrinus supplantusFossil crinoid studies. Paleontological Contr Univ Kansas (Papers), No. 73 1974: 1-54. [Zoological Record Volume 111] Aglaocrinus sutherlandi (Strimple 1980) Aglaocrinus tuberculatus (Meek & Worthen 1867) Aglaocrinus verrucosus(White & St John 1868); also known as Hydreionocrinus verrucosus (White & St John 1868)
References
Further reading Late Desmoinesian crinoid faunule from Oklahoma. Bulletin of the Oklahoma Geological Survey, 93 1961: 1–189. [Zoological Record Volume 98]