Oliver, William A. Heiliophyllum Hall and Charisphylum n. gen (Denovian Rugose corals) of the Cantabrian Mountains (NW Spain) - Oviedo Universidad de Oviedo, Facultad de Geología 1988 - pp. 3-17 ISSN: 0474-9588 Subjects--Topical Terms: DEVONICORUGOSA Subjects--Geographic Terms: ESPAÑA