Table 2.

Compilation of divergence age estimations for Crocodylia. Except for Roos et al. [9], all the age intervals represent the 95% highest posterior densities (HPD).

reference	Crocodylia divergence age estimates (Ma)	time-calibrated technique	clock model	tree model
Roos et al. [9]	101 ± 3.0	molecular clock (node calibration)	r8s non-parametric rate smoothing (NPRS)
Oaks [10]	81.08–90.00	molecular clock (node calibration)	relaxed uncorrelated lognormal	Yule or birth–death process
Turner et al. [43]	81.02–114.25	tip-dating (morphology only)	relaxed uncorrelated lognormal	birth–death process
Lee & Yates [11]	90.0–110.0	tip-dating (total evidence)	relaxed uncorrelated lognormal	birth–death process
Pan et al. [12]	83.6–90.02	molecular clock (node calibration)	relaxed uncorrelated lognormal	Yule process
this work	86.77–103.09	tip-dating (total evidence)	relaxed uncorrelated lognormal	birth–death process