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Table 3 Correlation analyses between average BSI and the percentage of different rodent groups

From: Global climate changes drive ecological specialization of mammal faunas: trends in rodent assemblages from the Iberian Plio-Pleistocene

 

Before 2.75 Ma

After 2.75 Ma

 

r

p *

r

p *

% Sciuridae

−0.545

0.036

0.112

0.562

% Gliridae

0.346

0.206

0.052

0.790

% Castoridae

0.250

0.368

0.220

0.251

% Arvicolinae

0.711

0.003

−0.537

0.003

% Cricetinae

−0.054

0.849

0.095

0.625

% Gerbillinae

−0.628

0.012

(na)

(na)

% Murinae

−0.367

0.178

0.309

0.103

% Hystricidae

0.133

0.636

0.333

0.077

  1. * Bold, significant correlations.
  2. na, not available (there are no species).
  3. Coefficients and their significance for each group in the fossil sites before (N = 15) and after (N = 29) the onset of the Pleistocene glaciations at 2.75 Ma.