Short-billed honeycreeper 
Silver Beaked Tanager 
Silver-backed tanager 
Silver-throated tanager 
Slate-coloured grosbeak 
Slate-coloured seedeater 
Slaty flowerpiercer 
Slaty tanager 
Small ground finch 
Speckled tanager 
Spotted tanager 
Streaked saltator 
Superciliaried hemispingus 
Swallow tanager 
Tawny-crested Tanager 
Thick-billed saltator 
Thick-billed Seed-Finch 
Tit-like dacnis 
Turquoise tanager 
Variable seedeater 
Wedge-tailed grass finch 
White-bellied Dacnis 
White-browed conebill 
White-capped tanager