Black bill, black malar stripe, brown back, pale front, and russet crown. Stripe between eye and malar stripe buff to brown, and not white as on Ruddy Quail-Dove, which also has a red bill and purple back (male).
Purplish-backed Quail-Dove (Zentrygon lawrencii)
Rancho Naturalista, Costa Rica Note malar stripe, white face and overall greyish color.
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Lined Quail-Dove (Zentrygon linearis)
ProAves El Dorado Reserve, Santa Marta Sierra Nevada, Magdalena, Colombia