Table 4 Analysis of molecular variance (AMOVA) across a range of putative population groupings.

Sampling locality

All in one group

-

0.919***

-

Phylogenetic groups (SP subnetworks)

[I] [II] [III] [IV] [V] [VI] [VII] [VIII]

-

0.891***

-

River basin

[Nazas] [Piaxtla] [Conchos] [Fuerte] [Mayo]

[Yaqui] [Sonora] [Casas Grandes] [Santa Clara]

0.704***

0.754***

0.927***

SAMOVA K = 4

([Piaxtla+Nazas] [Conchos+Santa Clara+Fuerte]

[Yaqui1(Cab, Pap, Pri, Tau, Ter, Tom)+Mayo+Sonora]

[Casas Grandes + Yaqui2(Hon, Hua)]

0.692***

0.776***

0.931***

SAMOVA K = 13

([Casas Grandes+Yaqui2(Hon, Hua)] [Nazas1(Cov, Pby)]

[Mayo+Yaqui1(Tau)] [Nazas2(Ato, Olo)] [Piaxtla] [Conchos1(Por, Sat)]

[Conchos2(Cor, Oca, Rip)] [Santa Clara] [Nazas3(Cua)]

[Yaqui3(Pap, Ter, Tom)] [Yaqui4(Cab, Pri)] [Conchos3(Bcy)+Fuerte]

[Sonora]

0.876***

0.367***

0.921***

Atlantic/Pacific

[Conchos][all other localities]

0.224***

0.913***

0.932***