Figure 3From: Advantages of doubly polished thin sections for the study of microfossils in volcanic rockA showing the way of attachment of the microfossil to the substrate. Arrows showing how the filaments are attached at both ends to a surface. B showing a colony of fossilized bacteria filaments. Arrows showing filaments at different levels of sight within the thin section. C showing internal morphology of a tubular filament. Scale bars 10 μm.Back to article page