Professional papers. 430. Silurian corals from Maine and Quebec: A, Silurian corals from Moose River synclihorium, Maine [with list of references cited], by Erwin C. Stumm; B, Silurian Rugose corals from Lake Temiscouata area, Quebec [with list of references cited], by William A. Oliver, jr.; C, New Kodonophyllum and associated rugose corals from Lake Matapedia area, Quebec [with list of references cited], by William A. Oliver, jr.