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Table 1 Estimates of divergences dates and geological events

From: Two new genera of songbirds represent endemic radiations from the Shola Sky Islands of the Western Ghats, India

Event Timing estimates (Ma)
Montecincla vs. sister group - split WG/Himalayas 11.57 (14.65 - 8.70)
Sholicola vs. sister group - split WG/Himalayas 11.83 (14.59 - 9.00)
within Montecincla - split across Palghat Gap [AB,CD] 4.7 (6.34 - 3.19)
within Sholicola - split across Palghat Gap [AB,CD] 4.33 (5.79 - 2.98)
within Montecincla - split across Shencottah Gap [C,D] 2.51 (3.60 - 1.60)
within Sholicola - split across Shencottah Gap [C,D] 0.86 (1.24 - 0.49)
within Montecincla - split across Chaliyar Valley [A,B] 0.33 (0.55 - 0.15)
Himalayas - peak constructional phase [55] 15 - 10.5
Tibetan Plateau - significantly uplift [55, 66] 10 - 8
Climate - enhanced aridity of Asia; onset of Indian monsoons [5658, 66] 9 - 8
Vegetation - C4 plants start to replace C3 [56, 57] 6
Climate - major global shift; monsoons weakened [58] 2.6