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Table 1 Summary statistics for stratigraphic congruence significance tests of the best phylogenetic hypothesis

From: Morphological paradox of disparid crinoids (Echinodermata): phylogenetic analysis of a Paleozoic clade

Stratigraphic congruence measure

Calculated value

p value

Stratigraphic Consistency Index

0.527

1.2 × 10−1

Relative Consistency Index

21.6

1.9 × 10−11

Gap excess ratio

0.715

4.6 × 10−12

Manhattan stratigraphic measure

0.17

3.3 × 10−21