stratigraphic intervals
Count: [*†*] 2; †295
   (System) †Vendian
  Count: [†*] †4
     (Series) †Upper
    Count: [†*] †3
       (Stage) †Nemakit-Daldyn
      Count: [†*] †2
         0 [(Biozone) †Anabarites-Protohertzina Zone]
        Count: -
         1 (Substage) †upper
        Count: -
         2 (Substage) †lower
        Count: -