What people are saying - Write a review
We haven't found any reviews in the usual places.
Other editions - View all
Alveolites Anticosti appear Baie des Chaleurs basal Bell Billings breadth calyces Canadian Journal centre circular Cladopora collected concave Contr convex corallites corallum Corals Corniferous limestone cylindrical Devonian distance East Selkirk Enlarged five epitheca expansions Favosites fibratum figs Figure flat formation of Ontario Foss fossil genus Geol Goldfuss Gothlandica growth Hall Halysites Halysites catenularia Heliolites hemispherical horizontal Hudson River inches interspaces irregular irregularly Island J. B. Tyrrell l'Anse Lake Huron Lake Temiscaming Lake Winnipeg Lake Winnipegosis limestone limestone of Ontario longitudinal rows Longitudinal section Lower Helderberg Lyellia Milne-Edwards and Haime Missinaibi River mural pores Niagara formation Nicholson numerous oblique occur Ontario oval Owen Sound Palieon Plate polygonal Polyp reticulated rocks Rominger seen septa septal spines shape sides Silurian slightly sometimes space species squamulae striated structure subpolygonal Survey of Canada Syringopora Tabulae complete Tetradium thickening thickness thin walled Transverse section tubules upper surface varying Whiteaves width