TABLE 3.

Procrustes ANOVA of 2D morphometric shape data and centroid size (CS) of crania of pleurodeline newts tested for species and genus. Significant p‐values are given in bold

	Model	df	F	p
Head lateral	shape ~ species	19	7.6	<.0001
	shape ~ genus	2	11.7	<.0001
	log(CS) ~ species	19	14.0	<.0001
	log(CS) ~ genus	2	.3	.78
Head dorsal	shape ~ species	22	5.7	<.0001
	shape ~ genus	2	12.9	<.0001
	log(CS) ~ species	22	1.7	<.0001
	log(CS) ~ genus	2	6.4	.0021
Skull lateral	shape ~ species	18	6.4	<.0001
	shape ~ genus	2	14.2	<.0001
	log(CS) ~ species	18	11.8	<.0001
	log(CS) ~ genus	2	.04	.96
Skull dorsal	shape ~ species	18	7.7	<.0001
	shape ~ genus	2	13.5	<.0001
	log(CS) ~ species	18	11.4	<.0001
	log(CS) ~ genus	2	.8	.45
Skull dorsal incl. Chelotriton	shape ~ species	19	8.6	<.0001
	shape ~ genus	3	15.5	<.0001
	log(CS) ~ species	19	24.0	<.0001
	log(CS) ~ genus	3	34.6	<.0001