The Upper Triassic Charlie Lake Formation of the Western Canada Sedimentary Basin contains a number of named members. One such unit is the Siphon Member, first used in a publication by Hess (1968). His work was a series of regional cross-sections and descriptions of Upper Triassic strata in northeast British Columbia. In this publication he introduced a number of informal and named members, however, in many instances he did not properly define the members or designate type sections, including the Siphon Member. Many of Hess’ (1968) stratigraphic units were identified in the Fort St John area of northeast...

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