Newsletters in Stratigraphy is an international journal, publishing articles of international interest dealing with stratigraphical matters for example, descriptions of new stratotypes, redefinitions of existing stratotypes, new approaches to the subdivision of stratigraphic units and the discussion of problems associated with particular boundaries.

《地層學通訊》是一份國際期刊，發表國際上有關地層學問題的文章，例如:新層型的描述、現有層型的重新定義、地層單位細分的新方法和與特定邊界有關的問題的討論。