Table 3 Estimated ages of the black-shale levels.

From: Astronomical tuning of the Aptian stage and its implications for age recalibrations and paleoclimatic events

Work

Black-shale levels (estimated age in Ma)

Selli

Wezel

Fallot

113/Jacob

Kilian

Malinverno et al.24

~119.11 (U)

~120.21 (L)

    

Huang et al.21

123.16 (U) 124.55 (L)

 

\(117.8\)

\(114.2\)

\(112.0\)

Bottini et al.17

120.4 ± 3.4

    

Bottini et al.7

    

\(113.0\)

Sabatino et al.23

   

115.0

\(112.8\)

This work

\({118.8}_{119.30}^{118.38}\)

\({117.9}_{117.93}^{117.80}\)

\({116.1}_{116.17}^{116.02}\)

\({113.7}_{113.72}^{113.69}\)

\({112.9}_{112.93}^{112.84}\)

  1. Comparison of timespan for the Aptian-earliest Albian black-shale levels21,24 and this work.
  2. \({{{{{{\rm{a}}}}}}}_{{{{{{\rm{L}}}}}}}^{{{{{{\rm{U}}}}}}}\) : estimated mean age (a); U(L): estimated age for the upper (lower) boundary of the black shale.
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