 Adolf Seilacher

Adolf "Dolf" Seilacher (February 24, 1925 – April 26, 2014) was a German palaeontologist who worked in evolutionary and ecological palaeobiology for over 60 years.He is best known for his contributions to the study of trace fossils; constructional morphology and structuralism; biostratinomy, "Lagerstätten" and the Ediacaran biota.