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Table 8 Linear correlation matrix of the septal slope factor and the main abiotic environmental factors

From: Is the relative thickness of ammonoid septa influenced by ocean acidification, phylogenetic relationships and palaeogeographic position?

  Septal slope factor CO2 Latitude S/N pH
SlopeFactor   0.021551 0.00259 0.087074
CO2 0.45727   0.008765 1.64E–05
Latitude S/N − 0.57592 − 0.51278   0.000204
pH 0.34922 0.74909 − 0.67665