"Deiphon Forbesii, Barr. One of the Cheiruridae. Silurian Bohemia." — The Encyclopedia Britannica, 1910

Deiphon

"Deiphon Forbesii, Barr. One of the Cheiruridae. Silurian Bohemia." — The Encyclopedia Britannica,…

Devil's Wall (Teufelsmauer) near Oschitz, Bohemia. A basaltic dike.

Devil's Wall

Devil's Wall (Teufelsmauer) near Oschitz, Bohemia. A basaltic dike.