Table 4. Summary of regional genetic parameters for regions with multiple undifferentiated populations, including values of nucleotide diversity (π), Tajima's D_T and Fu's F_s.

Gene	Region	N	h	π	DT	Fs
COI	Southwestern	49	0.807	0.012	1.596	3.231
	Eastern	26	0.975	0.016	−1.401	−7.958**
16S	Southwestern	58	0.761	0.016	0.893	1.422
	Eastern	29	0.892	0.011	−0.0700	−2.141

Note: Significant p-values (p<0.05 and p<0.01) are indicated with one or two asterisks, and based on permutation test results.