Aaglacrinus

Aaglacrinus is an extinct species of crinoidea in the Cladia order. It has been proposed that it was a stationary (attached) suspension feeder the hard parts of which were composed of magnesium calcite.

Aaglacrinus

Aaglacrinus is an extinct species of crinoidea in the Cladia order. It has been proposed that it was a stationary (attached) suspension feeder the hard parts of which were composed of magnesium calcite.