Table 1. Dataset properties and results of likelihood ratio tests for strict clock-like gene behaviour.

Dataset	Ingroup	Data type	Orthologs	Clocklike (%)
BIR	46	DNA	7116	440 (6.18)
CAR	11	AA	3767	274 (7.27)
CARY	68	AA	583	3 (0.51)
HYM	18	AA	1161	22 (1.89)
MIL	10	AA	152	26 (17.10)
VIT	16	DNA	2267	8 (0.35)