- 019 - Central American Caribbean Slope
 
          
          Purplish-backed Quail-Dove, Escudo Hummingbird, Lattice-tailed Trogon, Rufous-winged Woodpecker, Black-crowned Antpitta, Snowy Cotinga, Gray-headed Piprites, Black-throated Wren, Sulphur-rumped Tanager, Black-and-yellow Tanager, Nicaraguan Seed-Finch.
          
            - 021 - South Central American Pacific Slope
 
          
          Brown-backed Dove, Azuero Parakeet, Purplish-backe Quail-Dove, White-crested Coquette, Garden Emerald, Charming Hummingbird, Veraguan Mango, Baird's Trogon, Fiery-billed Aracari, Golden-naped Woodpecker, Coiba Spinetail, Black-hooded Antshrike,
          Orange-collared Manakin, Turquoise Cotinga, Yellow-billed Cotinga, Riverside Wren, Spot-crowned Euphonia.
          
            - 020 - Costa Rican and Panamanian Highlands (Talamanca)
 
          
          Black Guan, Black-breasted Wood-Quail, Chiriqui Quail-Dove, Buff-fronted Quail-Dove, Sulphur-winged Parakeet, Red-fronted Parrotlet, Bare-shanked Screech-Owl, Dusky Nightjar, Black-bellied Hummingbird, White-tailed Emerald, White-bellied Mountain-Gem,
          Fiery-throated Hummingbird, Magenta-throated Woodstar, Volcano Hummingbird, Glow-throated Hummingbird, Scintillant Hummingbird, Orange-bellied Trogon, Prong-billed Barbet, Ruddy Treerunner, Streak-breasted Treehunter, Silvery-fronted Tapaculo,
          Black-capped Flycatcher, Golden-bellied Flycatcher, Dark Pewee, Ochraceous Pewee, Bare-throated Umbrellabird, Silvery-throated Jay, Ochraceous Wren, Timberline Wren, Black-faced Solitaire, Black-billed Nightingale-Thrush, Sooty Thrush, Black-and-Yellow Silky-Flycatcher,
          Long-tailed Silky-Flycatcher, Yellow-winged Vireo, Flame-throated Warbler, Collared Redstart, Black-cheeked Warbler, Wrenthrush, Spangle-cheeked Tanager, Golden-browed Chlorophonia, Sooty-capped Bush-Tanager, Blue-and-gold Tanager, Black-thighed Grosbeak, Sooty-faced Finch,
          Yellow-thighed Finch, Yellow-green Finch, Large-footed Finch, Slaty Flowerpiercer, Peg-billed Finch, Volcano Junco.
          
            - 023 - Darien Lowlands
 
          
          Chocó Tinamou, Garden Emerald, Dusky-backed Jacamar, Stripe-cheeked Woodpecker, Speckled Antshrike, Black-crowned Antpitta, Yellow-green Tyrannulet, Black-billed Flycatcher, Viridian Dacnis, Sulphur-rumped Tanager, Black-and-yellow Tanager, Black Oropendola.
          
            - 024 - Darien Highlands
 
          
          Tacarcuna Wood-Quail, Russet-crowned Quail-Dove, Bare-shanked Screech-Owl, Violet-capped Hummingbird, Rufous-cheeked Hummingbird, Beautiful Treerunner, Tacarcuna Tapaculo, Choco Tapaculo, Varied Solitaire, Pirre Warbler, Green-naped Tanager, Yellow-collared Chlorophonia, 
          Blue-and-gold Tanager, Tacarcuna Bush-Tanager, Pirre Bush-Tanager, Sooty-faced Finch. 
            
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