Haslam Formation

Haslam Formation
Stratigraphic range: Cretaceous
TypeFormation
Unit ofNanaimo Group
UnderliesExtension Formation
OverliesComox Formation
AreaSE margin of Vancouver Island and Gulf Islands
Location
RegionVancouver Island
CountryCanada
Type section
Named forHaslam Creek

The Haslam Formation is a black shale geologic formation exposed on Vancouver Island and the Gulf Islands, British Columbia, Canada. It preserves primarily marine fossils dating back to the Santonian age of the late Cretaceous period, including specimens of the elasmosaurid Traskasaura.

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