Enallocrinus sp. SOLD

System: Silurian.

Origin: Küste, near Ireviken, Gotland, Sweden.

Measurements: 20 cm x 10 cm

SKU: EQ629 Categories: ,

Crinoid stem.

The Ireviken event was the first of three relatively minor extinction events (Ireviken, Mulde and Lau) during the Silurian period. The event is best recorded in Ireviken, Gotland, where more than 50% of trilobite species became extinct.