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Table 3. Spearman Rank Order Correlation coefficients for cranial variables and morphospace axes (E1-E4, K1-K4) in M. putoriu.

Variables Size diversity model Shape diversity model r2
E1 E2 E3 E4 K1 K2 K3 K4
CbL 0.95 0.18 -0.04 0.14 0.70 0.16 -0.33 -0.08 0.98
NcL 0.68 -0.17 -0.62 0.16 0.38 -0.39 -0.59 -0.05 0.96
VcL 0.84 0.26 0.30 0.02 0.67 0.44 -0.10 -0.17 0.95
PL 0.86 0.19 0.00 0.25 0.71 0.24 -0.39 -0.01 0.95
MxtL 0.89 -0.01 0.12 0.20 0.49 0.32 -0.41 -0.12 0.93
Pm4L 0.80 -0.26 0.07 0.22 0.28 0.23 -0.54 -0.12 0.89
BcL 0.81 0.16 -0.09 -0.12 0.55 0.02 -0.10 0.16 0.92
AbL 0.83 0.16 -0.07 -0.10 0.56 0.05 -0.13 0.09 0.94
ZyW 0.89 0.12 -0.06 -0.02 0.63 0.05 -0.28 -0.29 0.92
MW 0.92 0.15 -0.12 -0.01 0.66 -0.01 -0.29 -0.20 0.95
PoW 0.73 -0.23 -0.16 -0.36 0.28 -0.02 -0.23 -0.34 0.87
IW 0.84 0.12 0.00 -0.20 0.57 0.09 -0.15 -0.35 0.90
RW 0.91 0.00 0.04 0.02 0.52 0.17 -0.35 -0.25 0.93
GpW 0.86 -0.22 0.02 -0.05 0.32 0.16 -0.40 -0.29 0.93
AbW 0.83 -0.06 -0.05 0.02 0.46 0.08 -0.37 -0.20 0.78
M1W 0.70 -0.50 0.15 0.06 0.11 0.30 -0.56 -0.16 0.91
CH 0.82 0.02 -0.21 -0.09 0.52 -0.09 -0.29 -0.17 0.87
ML 0.95 0.17 -0.04 0.13 0.70 0.16 -0.32 -0.16 0.98
AL 0.94 0.19 -0.08 0.13 0.72 0.11 -0.33 -0.17 0.98
MatL 0.90 -0.04 0.05 0.20 0.50 0.29 -0.45 -0.12 0.95
m1L 0.76 -0.35 0.14 0.11 0.21 0.29 -0.48 -0.14 0.88
MaH 0.90 0.19 -0.14 0.04 0.72 0.01 -0.32 -0.21 0.95
MpW 0.75 -0.11 0.12 -0.09 0.34 0.25 -0.22 -0.26 0.82
Analysis of NMDS axes variance
Components of variance, % Wilks tests
Factor: “sex” 94.0 0 0 0 54.9 1.5 42.0 4.3 0.14 (p< 0.001)
Unexplained variance 6.0 100 100 100 45.1 98.5 58.0 95.7

r2– coefficient of multiple determination in the linear multiple regression model: y=a1E1+a2E2+a3E3+a4E4+b1K1+b2K2+b3K3+b4K4+const