Paleoclimatic modeling and phylogeography of least killifish, Heterandria formosa: insights into Pleistocene expansion-contraction dynamics and evolutionary history of North American Coastal Plain freshwater biota

Table 2 Nonparametric tests of spatial-diversity predictions based on allozyme variation

				Mann-Whitney tests		Kolmogorov-Smirnov tests
Comparison (group 1-vs.-group 2)	Mean 1	Mean 2	N	U	z	P	D	P
H _e
Within-vs.-outside putative refuge	0.122	0.089	34	59	-2.287	0.022*	0.55	0.016*
ACP-vs.-rest of range	0.071	0.108	34	36	-2.740	0.006**	0.69	0.003**
ACP-vs.-putative refuge	0.071	0.122	14	5	-3.065	0.002**	0.80	0.002**
WCP-vs.-rest of range	0.072	0.105	34	49	-1.559	0.119 ns	0.43	0.244 ns
WCP-vs.-putative refuge	0.072	0.122	16	8	-2.332	0.019*	0.70	0.0251*
h _p
Within-vs.-outside putative refuge	0.036	0.015	34	99	-1.168	0.243 ns	0.41	0.141 ns
ACP-vs.-putative refuge	0.000	0.036	14				0.30	0.738 ns
WCP-vs. putative refuge	0.000	0.036	16				0.40	0.472 ns

H_e, expected heterozygosity; h_p, private allelic richness; N, number of populations compared; *P < 0.05; **P < 0.01; ns, not significant.

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