Gyalophyllum Wedekind, 1927

Selection of related publications
Johannessen, W. 1998. Silurian dissepimentate cystiphyllid rugose corals from Baltoscandia. Doctor scient thesis in palaeontology/historical geology. Geological Institute, University of Bergen, pp. 1-34.
Johannessen, W. H. 1998. Two species of the operculate rugose coral genus Rhizophyllum from Ludlovian beds on Gotland. GFF 120, 1, 1-16. DOI:10.1080/11035899801201001
Kaljo, D. (ed) 1970. The Silurian of Estonia.
References based on distribution