Ediacarans have been known from the Great Basin, California, at least since 1991. A number of taxa, including ?, cf. , -like tubes, and , have been described from several localities (Horodyski 1991; Hagadorn 1998; Hagadorn et al. 2000). In this region, Swartpuntia persists through several hundred metres of section, extending up as far as the trilobite zone (Atdabanian).


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