Sedimentary Setting
In the Wheeler Formation, lagerstatte occur predictably at periodic sea level high-stands. They formed on an oxygenated sea floor, and are associated with mud-slides or turbidity current events.
Read more about this topic: Burgess Shale Type Preservation
Famous quotes containing the word setting:
“The mind cannot support moral chaos for long. Men are under as strong a compulsion to invent an ethical setting for their behavior as spiders are to weave themselves webs.”
—John Dos Passos (1896–1970)