Table 5. Results of Kendal’s tau correlation tests between rates of evolution and support for the equal rates model, and phylogenetic signal.

	Pagel’s lambda vs Rates of character evolution	Pagel’s lambda vs Akaike weight support for ER model of character evolution
Total mammal dataset	−0.22 (p = 3.67 × 10−6)	−0.050 (p = 0.2996)
Artiodactyl dataset	−0.24 (p = 3.49 × 10−10)	0.15 (p = 1.05 × 10−4)
Carnivoran dataset	−0.1 (p = 0.4435)	−0.04 (p = 0.5701)
Primate dataset	−0.22 (p ≤ 2.2 × 10−16)	−0.012 (p = 0.56)
Marsupial dataset	−0.22 (p = 2 × 10−5)	0.11 (p = 0.025)