Considered by some authors to be a subspecies of Eastern White-throated Spadebill (Platyrinchus mystaceus). References See References. Files: More Information Articles about the Western White-throated Spadebill If you would like to read any articles about the Western White-throated Spadebill... Show Articles (0) No Pictures of Western White-throated Spadebill If Birdpedia has no pictures of Western White-throated Spadebill or you would like to see more, then try the following... From BING (0) No Videos of Western White-throated Spadebill If Birdpedia has no videos of Western White-throated Spadebill or you would like to see more, then try the following.. From BING (0)