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Table 2 Rates and modes of evolutionary diversification in Liolaemus body size based on comparisons of the fit of four evolutionary models. Fitted models are Brownian-motion (BM), Ornstein-Uhlenbeck (OU), Early-Burst (EB) and Delta. Best-fit of models based on (delta) bias-corrected Akaike Information Criteria (AICc)

From: What defines an adaptive radiation? Macroevolutionary diversification dynamics of an exceptionally species-rich continental lizard radiation

Model

Model Parameters

β

LogL

AICc

ΔAICc

BM

–

0.006

29.74

−55.37

16.12

OU

α = 0.122

0.009

38.86

−71.49

0

EB

a = −1.0e-06

0.006

29.74

−53.25

18.24

Delta

δ = 2.99

0.002

37.48

−68.73

2.76