Table 1 Phylogeographic breaks among Himalayan and Chinese sister taxa of Old World warblers ( Phylloscopus ) indicated by mtDNA genetic distances (cytochrome b , in %)

Phylloscopus trochiloides trochiloides

Phylloscopus trochiloides obscuratus

0.4

Irwin et al. [2001b], [2005]; Päckert et al. [2012]

Phylloscopus trochiloides ludlowi W^a

Phylloscopus t. ludlowi E/P. t. trochiloides

4.3

Richman [1996]; Irwin et al. [2005]; Päckert et al. [2012]

Phylloscopus fuligiventer fuligiventer

Phylloscopus fuligiventer weigoldi

1.3

Martens et al. [2008]

Phylloscopus cantator

Phylloscopus ricketti/P. calciatilis

2.2–3.4

Olsson et al. [2005]; Päckert et al. [2009a]; Alström et al. [2010]

Phylloscopus reguloides reguloides ^b

Phylloscopus reguloides ticehursti

2.9–3.6

Olsson et al. [2005]; Päckert et al. [2009b]

Phylloscopus xanthoschistos ^c

Phylloscopus davisoni

3.6

Olsson et al. [2005]; Päckert et al. [2009a]

Phylloscopus chloronotus ^d

Phylloscopus forresti

4.2

Martens et al. [2004]

Phylloscopus affinis

Phylloscopus occisinensis

7.4

Martens et al. [2008]

Phylloscopus humei humei

Phylloscopus humei mandellii

8.7–8.8

Irwin et al. [2001a]; Päckert et al. [2012]