Su búsqueda retornó 5 resultados.
por Droser, Mary L | Bottjer, David J | Sheehan, Peter M | McGhee, George R.
por Harper, David A.T | Rong, Jia-yu | Sheehan, Peter M | International Symposium on the Ordovician System, 8 Prague, Czech Republic June 20-25, 1999.
por Sheehan, Peter M.
por Droser, Mary L | Li, Xing | Johns, Ronald | Sheehan, Peter M | International Symposium on the Ordovician System, 8 Prague, Czech Republic June 20-25, 1999.
por Servais, Thomas | Harper, David A.T | Li, Jun | Munnecke, Axel | Owen, Alan W | Sheehan, Peter M.