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  • The A. argues that Yu. P. Seliverstov made a mistake when relating the Lower Cretaceous surface in Kazakhstan to the Gondvana surface in Africa : in fact it corresponds to the African surface which bears a thick lateritic crust. The latter is also
  • erroneously equated by Seliverstov with the Eocene surface in Kazakhstan which bears a thick lateric crust. The latter is also erroneously equated by Seliverstov with the Eocene surface in Kazakhstan which bears only siliceous crust of weathering. - (L'Ed.).
  • 1989