Name: Santana Formation Location: Brazil Age: Lower Cretaceous, 108-92Ma

• Konservat-Lagerstätten = a 'conservation deposit' or, site where fossils have been exceptionally well preserved, often with 'soft-parts' as well as 'hard-parts' preserved


• Lithology = the description of the characteristics of rocks, as seen in hand-specimens and outcrops, on the basis of colour, grain size and composition


• Stratigraphy = the relationshisps of characteristics and attributes of rocks as they are in strata, and the interpretation of strata in terms of derivation and geological background


• Articulated = remaining complete, not broken up (disarticulated)


• Diagenetic = those chemical, physical and biological processes affecting sediments and the organisms within them prior to their consolidation into rock (not including weathering or metamorphic changes)

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