Table 1.

Spatial phylogenetic structure analysis.

	ntaxaa	obsb	rand.meanc	rand.sdd	obs.ranke	SESMPDf	p-valueg
Africa	17	0.00029	0.00036	0.00004	182	-2.05848	0.01820
Asia	304	0.00026	0.00038	0.00002	1	-5.84756	0.00010
Europe	1293	0.00032	0.00039	0.00001	1	-5.78452	0.00010
North America	688	0.00034	0.00038	0.00002	29	-2.20543	0.00290
Oceania	96	0.00043	0.00038	0.00002	9970	2.81459	0.99690
South America	18	0.00028	0.00036	0.00004	185	-1.99065	0.01850

^aNumber of sequence variants from each region (rows).

^bObserved Mean Phylogenetic Distances (MPD).

^cAverage MPD in Monte Carlo (M-C) randomizations.

^dStandard deviation of M-C MPDs.

^eObserved MPDs ranks.

^fStandardized effect of geographical structure.

^gH₀: evenly distributed sequence variants.