Girtycoelia typica

5,00 â‚¬

System: Carboniferous.
Floor: Pennsylvania.
Origin: Bartlesville, Osage and Washington counties, Oklahoma, USA.
Measurements: 1.4 cm x 0.8 cm
SKU: PO117 Categories: , ,

Girtycoelia It is a porifera belonging to the class demosponges (Demospongiae). Its skeleton is composed of silica spicules and fibers of the protein spongin.