1. Sclerosperma fossils from the late Oligocene of Chilga, north-western Ethiopia. Issue 2 (4th March 2019) Authors: Grímsson, Friðgeir; Jacobs, Bonnie F.; Van Valkenburg, Johan L. C. H.; Wieringa, Jan J.; Xafis, Alexandros; Tabor, Neil; Pan, Aaron D.; Zetter, Reinhard Journal: Grana Issue: Volume 58:Issue 2(2019) Page Start: 81 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗