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. 2019 Oct 15;7:e7798. doi: 10.7717/peerj.7798

Table 2. Diversity indices table.

Diversity index and evenness metric for each quarry and stratigraphic level. Values calculated by Dunn (2003) denoted with a superscript of (*). For stratigraphic level A, data was pooled from Dunn’s (2003) work and our 2017 collections.

LATE PALEOCENE PETM EARLY EOCENE
A.1* A.2 B* C.1 C.2 D.1 D.2 D.3 E.1 E.2
Shannon diversity (quarry) 2.06* 2.03 2.24* 1.26 1.26 1.33 1.94 1.54 1.93 1.53
Shannon diversity
(strat. level)
2.70 2.24* 1.30 2.08 1.72
Pielou’s J (quarry) 0.73* 0.79 0.67* 0.51 0.55 0.96 .84 0.86 0.78 0.55
Pielou’s J
(strat. level)
0.80 0.67* 0.51 0.82 0.61