S. F. Baird, 1865,
Tres Marías Islands, off western Mexico.
Usually treated as conspecific with G. venustus, but differs in its lack of black breastband (3); white hindcollar formed by continuing white postocular stripe (at least 1); grey of crown extending over nape (1); tail with proportionately more white (ns); pink of underparts generally slightly paler and less extensive (ns); tail much longer (effect size 3.63, score 2). In original publication, species name also spelt franciscae; First Reviser action used to select current spelling#R. Monotypic.
Tres Marías Is, off Nayarit (W Mexico).
Food and feeding
Status and conservation
Only subscribers are able to see the bibliography. Login or Subscribe to get access to a lot of extra features!