Table 2. Nucleotide polymorphism and Neutrality tests in defined groups and whole dataset based on mitochondrial data.

Parameter	Northern populations	Southern populations	Whole set
Sample size	185	65	250
S	78	38	96
Nhap	60	30	90
Hd	0.745	0.899	0.845
π	0.00195	0.00182	0.00262
Tajima’s D	−2.46357**	−2.23081**	−2.33707*
Fu’s Fs	−26.47381***	−26.70583***	−25.65535***
Fu and Li’s D*	−7.88953**	−5.04140**	−8.81400**

S, number of segregating sites; NHap, number of haplotypes; Hd, haplotype diversity; π, nucleotide diversity.

*P < 0.05; **P < 0.02; ***P < 0.001.