Table 2. Average Kimura-2 parameter distances with bootstrap standard errors based on 658 base pairs of the mitochondrial COI gene within a clade on the diagonal in bold and between clades beneath the diagonal.

	North	South	Mountain	West
North	0.011±0.002
South	0.074±0.009	0.018±0.003
Mountain	0.072±0.010	0.081±0.010	0.022±0.004
West	0.101±0.012	0.103±0.012	0.083±0.011	0.002±0.001