Fig. 3. A in Mississippian colonial tabulate and rugose corals from the Flett Formation, Liard Basin, northwest Canada

Fig. 3. A. Partly schematic, palinspastic stratigraphic cross-section A–A' showing stratigraphic relationships of Flett Formation in eastern Cordillera of northern part of project area in southwest corner of Northwest Territories and southeast Yukon. B. Environments of deposition. See Fig. 2 for line of cross-section A–A'. Abbreviations: Fm., Formation (formal unit); fm., formation (informal unit); Mbr., Member (formal unit). Modified from Richards et al. (1989).