Ventriculites radiatus SOLD

Ventriculites It is a marine fossil sponge belonging to the class Hexactinellide, whose mineral skeleton is composed of siliceous spicules with six rays that intersect at right angles, known as hexactins, which gives its name to the group. They are commonly known as vitreous sponges.

Ventriculites It is shaped like a cup, funnel, vase or inverted cone and its surface has a reticulated or network pattern on the outside and round or oval pores on the internal surface.