The Geological Society of America

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Rare helical spheroidal fossils from the Doushantuo Lagerst├Ątte: Ediacaran animal embryos come of age?
Shuhai Xiao
Geology(2007),35(2):115
http://dx.doi.org/10.1130/G23277A.1

The Geological Society of America
The Geological Society of America
GeoScienceWorld
GeoScienceWorld