Table 2. Summary of polymorphism and tests of neutrality by chromosomal region.

	X				Autosomal
	Sor	Gom89	GomST	GomD	Sor	Gom89	GomST	GomD
n	8	6	6	9	22	14	24	22
S	41	45	14	0	28	29	13	13
Si	35	28	5	0	6	12	2	3
h	8	6	5	1	-	-	-	-
π†	0.95	1.51	0.60	0	0.89	0.79	0.42	0.40
θ†	1.22	1.55	0.47	0	0.83	1.09	0.38	0.39
D	−1.21	−0.14	0.66	‡	0.24	−1.27	0.37	0.09
D*	−1.53	−0.32	0.30	‡	0.22	−0.45	0.67	−0.10

^†: multiplied by 10⁻²;

^‡: not calculated because of lack of polymorphism;

*P<0.05; n: number of chromosomes; S: number of nucleotide polymorphisms; S_i: number of singleton polymorphisms; h: number of haplotypes (not available for autosomal sequences); π: average number of nucleotide differences between sequences; θ: Watterson's [53] estimator of the number of segregating sites between populations; D: Tajima's D; D*: Fu and Li's D.