Richard Klim
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Donegan & Salaman 2012. Vocal differentiation and conservation of Indigo-crowned Quail-Dove Geotrygon purpurata. Conservación Colombiana 17: 15–19. [pdf]
Geotrygon [saphirina] purpurata is recognised as a distinct species by Ridgely & Greenfield 2001 (Birds of Ecuador), Gibbs et al 2001 (Pigeons and Doves) and IOC; but not by AOU, Clements or BirdLife.
AOU-SACC Proposal #105 (Remsen 2004. Recognize Geotrygon purpurata as a separate species from G. saphirina) failed to pass, pending published data.
Baptista et al 1997 (HBW 4).
Geotrygon [saphirina] purpurata is recognised as a distinct species by Ridgely & Greenfield 2001 (Birds of Ecuador), Gibbs et al 2001 (Pigeons and Doves) and IOC; but not by AOU, Clements or BirdLife.
AOU-SACC Proposal #105 (Remsen 2004. Recognize Geotrygon purpurata as a separate species from G. saphirina) failed to pass, pending published data.
Baptista et al 1997 (HBW 4).
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