Middle Ordovician (Whiterockian-Chazyan) trilobites from the Sunblood Formation, District of Mackenzie

• Main Author: Tremblay, James V.
• Other Authors: Department of Earth Sciences
• Format: Thesis
• Language: English
• Published: Brock University 2009
• Subjects: Trilobites > Northwest Territories > Mackenzie; Geology; Stratigraphic|yOrdovician; Geology > Northwest Territories > Mackenzie; Northwest Territories; South Nahanni River
• Online Access: http://hdl.handle.net/10464/1960

The Middle Ordovician Sunblood Formation in the South Nahanni River area, District of Mackenzie, comprises mainly limestones and dolostones of intertidal and shallow subtidal origin as indicated by the presence of desiccation polygons, fenestral fabric, and oncolites. The study of well preserved, si...