Finally posting this: Jan 25 thru Jan 31 , Costa Rica in alphabetical order
44 Ani, Smooth-billed Crotophaga ani
45 Antbird, Bicoloured Gymnopithys bicolor
46 Antbird, Ocellated Phaenostictus mcleannani
47 Antshrike, Fasciated Cymbilaimus lineatus
48 Antwren, Checker-throated Myrmotherula fulviventris
49 Aracari, Collared Pteroglossus torquatus
50 Attila, Bright-rumped Attila spadiceus
51 Bananaquit Coereba flaveola
52 Barbet, Prong-billed Semnornis frantzii
53 Barbet, Red-headed Eubucco bourcierii
54 Barbtail, Spotted Premnoplex brunnescens
55 Barbthroat, Band-tailed Threnetes ruckeri
56 Becard, Barred Pachyramphus versicolor
57 Becard, Cinnamon Pachyramphus cinnamomeus
58 Brilliant, Green-crowned Heliodoxa jacula
59 Cacique, Yellow-billed Amblycercus holosericeus
60 Chachalaca, Grey-headed Ortalis cinereiceps
61 Chlorophonia, Golden-browed Chlorophonia callophrys
62 Cormorant, Neotropic Phalacrocorax brasilianus
63 Cotinga, Snowy Carpodectes nitidus
64 Cuckoo, Squirrel Piaya cayana
65 Curassow, Great Crax rubra
66 Dacnis, Blue Dacnis cayana
68 Dipper, American Cinclus mexicanus
69 Dove, Grey-chested Leptotila cassini
70 Dove, Inca Columbina inca
71 Dove, Ruddy Ground- Columbina talpacoti
72 Dove, White-tipped Leptotila verreauxi
73 Dove, White-winged Zenaida asiatica
74 Egret, Cattle Bubulcus ibis
75 Egret, Great Egretta alba
76 Elaenia, Mountain Elaenia frantzii
77 Elaenia, Yellow-bellied Elaenia flavogaster
78 Emerald, Coppery-headed Elvira cupreiceps
79 Euphonia, Elegant Euphonia elegantissima
80 Euphonia, Olive-backed Euphonia gouldi
81 Euphonia, Tawny-capped Euphonia anneae
82 Euphonia, Yellow-crowned Euphonia luteicapilla
83 Fairy, Purple-crowned Heliothrix barroti
84 Falcon, Bat Falco rufigularis
85 Finch, Chestnut-capped Brush- Atlapetes brunneinucha
86 Finch, Large-footed Pezopetes capitalis
87 Finch, Nicaraguan Seed- Oryzoborus nuttingi
88 Finch, Peg-billed Acanthidops bairdii
89 Finch, Yellow-thighed Pselliophorus tibialis
90 Flower-piercer, Slaty Diglossa plumbea
91 Flycatcher, Black-capped Empidonax atriceps
92 Flycatcher, Boat-billed Megarynchus pitangua
93 Flycatcher, Common Tody- Todirostrum cinereum
94 Flycatcher, Dusky-capped Myiarchus tuberculifer
95 Flycatcher, Grey-capped Myiozetetes granadensis
96 Flycatcher, Olive-striped Mionectes olivaceus
97 Flycatcher, Ruddy-tailed Myiobius erythrurus
98 Flycatcher, Social Myiozetetes similis
99 Flycatcher, Tufted Mitrephanes phaeocercus
100 Flycatcher, Yellowish Empidonax flavescens
101 Gallinule, Purple Porphyrio martinicus
102 Grackle, Great-tailed Quiscalus mexicanus
103 Grassquit, Blue-black Volatinia jacarina
104 Grassquit, Yellow-faced Tiaris olivacea
105 Greenlet, Lesser Hylophilus decurtatus
106 Grosbeak, Black-faced Caryothraustes poliogaster
107 Grosbeak, Rose-breasted Pheucticus ludovicianus
108 Guan, Black Chamaepetes unicolor
109 Guan, Crested Penelope purpurascens
110 Hawk, Broad-winged Buteo platypterus
111 Hawk, Grey Buteo plagiatus
112 Hawk, Roadside Buteo magnirostris
113 Hawk, Short-tailed Buteo brachyurus
114 Hermit, Green Phaethornis guy
115 Hermit, Long-billed Phaethornis longirostris
116 Hermit, Stripe-throated Phaethornis striigularis
117 Heron, Bare-throated Tiger- Tigrisoma mexicanum
118 Heron, Great Blue Ardea herodias
119 Heron, Green Butorides virescens
120 Honeycreeper, Green Chlorophanes spiza
121 Hummingbird, Black-bellied Eupherusa nigriventris
122 Hummingbird, Fiery-throated Panterpe insignis
123 Hummingbird, Magnificent Eugenes fulgens
124 Hummingbird, Rufous-tailed Amazilia tzacatl
125 Hummingbird, Scaly-breasted Phaeochroa cuvierii
126 Hummingbird, Scintillant Selasphorus scintilla
127 Hummingbird, Violet-headed Cyanophaia bicolor
128 Hummingbird, Volcano Selasphorus flammula
129 Ibis, Green Mesembrinibis cayennensis
130 Jacamar, Rufous-tailed Galbula ruficauda
131 Jacana, Northern Jacana spinosa
132 Jacobin, White-necked Florisuga mellivora
133 Jay, Brown Psilorhinus morio
134 Junco, Volcano Junco vulcani
135 Kingbird, Eastern Tyrannus tyrannus
136 Kingbird, Tropical Tyrannus melancholicus
137 Kingfisher, Amazon Chloroceryle amazona
138 Kingfisher, Green Chloroceryle americana
139 Kingfisher, Ringed Ceryle torquatus
140 Kiskadee, Great Pitangus sulphuratus
141 Kite, Double-toothed Harpagus bidentatus
142 Kite, Swallow-tailed Elanoides forficatus
143 Macaw, Great Green Ara ambigua
144 Manakin, White-collared Manacus candei
145 Manakin, White-crowned Pipra pipra
146 Manakin, White-ruffed Corapipo altera
147 Mango, Green-breasted Anthracothorax prevostii
148 Mockingbird, Tropical Mimus gilvus
149 Motmot, Blue-crowned Momotus coeruliceps
150 Motmot, Rufous Baryphthengus martii
151 Mountain-gem, Purple-throated Lampornis calolaema
152 Mountain-gem, White-bellied Lampornis hemileucus
153 Mountain-gem, White-throated Lampornis castaneoventris
154 Mourner, Rufous Rhytipterna holerythra
155 Nighthawk, Short-tailed Lurocalis semitorquatus
156 Nightjar, Dusky Caprimulgus saturatus
157 Oriole, Baltimore Icterus galbula
158 Oriole, Black-cowled Icterus prosthemelas
159 Oropendola, Chestnut-headed Psarocolius wagleri
160 Oropendola, Montezuma Gymnostinops montezuma
161 Osprey Pandion haliaetus
162 Parakeet, Crimson-fronted Aratinga finschi
163 Parakeet, Olive-throated Aratinga nana
164 Parakeet, Orange-chinned Brotogeris jugularis
165 Parakeet, Sulphur-winged Pyrrhura hoffmanni
166 Parrot, Brown-hooded Pionopsitta haematotis
167 Parrot, Mealy Amazona farinosa
168 Parrot, Red-lored Amazona autumnalis
169 Parrot, White-crowned Pionus senilis
170 Parrot, Yellow-crowned Amazona ochrocephala
171 Pauraque Nyctidromus albicollis
172 Peppershrike, Rufous-browed Cyclarhis gujanensis
173 Pewee, Dark Contopus lugubris
174 Pewee, Tropical Contopus cinereus
175 Phoebe, Black Sayornis nigricans
176 Pigeon, Band-tailed Patagioenas fasciata
177 Pigeon, Pale-vented Patagioenas cayennensis
178 Pigeon, Rock Columba livia feral (introduced)
179 Pigeon, Short-billed Patagioenas nigrirostris
180 Piha, Rufous Lipaugus unirufus
181 Plumeleteer, Bronze-tailed Chalybura urochrysia
182 Quetzal, Resplendent Pharomachrus mocinno
183 Redstart, American Setophaga ruticilla
184 Redstart, Collared Myioborus torquatus
185 Redstart, Slate-throated Myioborus miniatus
186 Robin, Clay-coloured Turdus grayi
187 Robin, Mountian Turdu plebejus
188 Sabrewing, Violet Campylopterus hemileucurus
189 Saltator, Black-headed Saltator atriceps
190 Saltator, Buff-throated Saltator maximus
191 Saltator, Greyish Saltator coerulescens
192 Sandpiper, Spotted Actitis macularia
193 Seedeater, Variable Sporophila corvina
194 Seedeater, White-collared Sporophila torqueola
195 Silky-Flycatcher, Black-and-yellow - Phainoptila melanoxantha
196 Silky-Flycatcher, Long-tailed - Ptilogonys caudatus
197 Siskin, Yellow-bellied Carduelis xanthogastra
198 Snowcap Microchera albocoronata
199 Solitaire, Black-faced Myadestes melanops
200 Sparrow, Black-striped Arremonops conirostris
202 Sparrow, Orange-billed Arremon aurantiirostris
203 Sparrow, Prevost's Ground- Melozone biarcuatum
204 Sparrow, Rufous-collared Zonotrichia capensis
205 Sparrow, White-eared Ground- Melozone leucotis
206 Spinetail, Red-faced Cranioleuca erythrops
207 Swallow, Blue-and-white Notiochelidon cyanoleuca
208 Swallow, Mangrove Tachycineta albilinea
209 Swallow, Northern Rough-winged Stelgidopteryx serripennis
210 Swallow, Southern Rough-winged Stelgidopteryx ruficollis
211 Swift, Grey-rumped Chaetura cinereiventris
212 Swift, White-collared Streptoprocne zonaris
213 Tanager, Bay-headed Tangara gyrola
214 Tanager, Blue-grey Thraupis episcopus
215 Tanager, Common Bush- Chlorospingus ophthalmicus
216 Tanager, Crimson-collared Phlogothraupis sanguinolenta
217 Tanager, Dusky-faced Mitrospingus cassinii
218 Tanager, Flame-coloured Piranga bidentata
219 Tanager, Golden-hooded Tangara larvata
220 Tanager, Olive Chlorothraupis frenata
221 Tanager, Palm Thraupis palmarum
222 Tanager, Passerini's Ramphocelus passerinii
223 Tanager, Plain-coloured Tangara inornata
224 Tanager, Red-throated Ant- Habia fuscicauda
225 Tanager, Silver-throated Tangara icterocephala
226 Tanager, Sooty-capped Bush- Chlorospingus pileatus
227 Tanager, Spangle-cheeked Tangara dowii
228 Tanager, Summer Piranga rubra
229 Tanager, White-lined Tachyphonus rufus
230 Thorntail, Green Popelairia conversii
231 Thrush, Black-billed Nightingale- Catharus gracilirostris
232 Thrush, Black-headed Nightingale- Catharus mexicanus
233 Thrush, Pale-vented Turdus obsoletus
234 Thrush, Ruddy-capped Nightingale- Catharus frantzii
235 Thrush, Slaty-backed Nightingale- Catharus fuscater
236 Thrush, Sooty Turdus nigrescens
237 Thrush, Wood Catharus mustelinus
238 Tinamou, Great Tinamus major
239 Tityra, Black-crowned Tityra inquisitor
240 Tityra, Masked Tityra semifasciata
242 Toucan, Chestnut-mandibled Ramphastos swainsonii
243 Toucanet, Emerald Aulacorhynchus prasinus
244 Toucan, Keel-billed Ramphastos sulfuratus
245 Toucanet, Yellow-eared Selenidera spectabilis
246 Treerunner, Ruddy Margarornis rubiginosus
247 Trogon, Black-throated Trogon rufus
248 Trogon, Lattice-tailed Trogon clathratus
249 Trogon, Slaty-tailed Trogon massena
250 Trogon, Violaceous Trogon violaceus
251 Tyrannulet, Paltry Zimmerius vilissimus
252 Tyrannulet, Torrent Serpophaga cinerea
253 Tyrannulet, Yellow Capsiempis flaveola
254 Tyrant, Long-tailed Colonia colonus
255 Tyrant, Scale-crested Pygmy- Lophotriccus pileatus
256 Violet-ear, Brown Colibri delphinae
257 Violet-ear, Green Colibri thalassinus
258 Vireo, Brown-capped Vireo leucophrys
259 Vireo, Yellow-winged Vireo carmioli
260 Vulture, Black Coragyps atratus
261 Vulture, Turkey Cathartes aura
262 Warbler, Black-cheeked Basileuterus melanogenys
263 Warbler, Black-and-white Mniotilta varia
264 Warbler, Black-throated Green Dendroica virens
265 Warbler, Buff-rumped Basileuterus fulvicauda
266 Warbler, Chestnut-sided Dendroica pensylvanica
267 Warbler, Flame-throated Parula gutturalis
268 Warbler, Golden-crowned Basileuterus culicivorus
269 Warbler, Golden-winged Vermivora chrysoptera
270 Warbler, Tennessee Vermivora peregrina
271 Warbler, Yellow Dendroica petechia
272 Warbler, Wilson's Wilsonia pusilla
273 Waterthrush, Northern Seiurus noveboracensis
274 Woodcreeper, Cocoa Xiphorhynchus susurrans
275 Woodpecker, Lineated Dryocopus lineatus
276 Woodcreeper, Spot-crowned Lepidocolaptes affinis
277 Woodcreeper, Streak-headed Lepidocolaptes souleyetii
278 Woodcreeper, Wedge-billed Glyphorynchus spirurus
279 Woodnymph, Violet-crowned Thalurania colombica
280 Woodpecker, Acorn Melanerpes formicivorus
281 Woodpecker, Black-cheeked Melanerpes pucherani
282 Woodpecker, Chestnut-coloured Celeus castaneus
283 Woodpecker, Hairy Picoides villosus
284 Woodpecker, Hoffmann's Melanerpes hoffmannii
285 Woodpecker, Pale-billed Campephilus guatemalensis
286 Woodpecker, Rufous-winged Piculus simplex
287 Woodstar, Magenta-throated Philodice bryantae
288 Wren, Band-backed Campylorhynchus zonatus
289 Wren, Bay Thryothorus nigricapillus
290 Wren, Black-throated Thryothorus atrogularis
291 Wren, Grey-breasted Wood- Henicorhina leucophrys
292 Wren, House Troglodytes aedon
293 Wren, Ochraceous Troglodytes ochraceus
294 Wren, White-breasted Wood- Henicorhina leucosticta
295 Wren,Canebreak ( Plain )Thryothorus modestus
296 Wrenthrush Zeledonia coronata
297 Xenops, Plain Xenops minutus
298 Yellowthroat, Olive-crowned Geothlypis semiflava
Pictured below : Costa Rica birding , Slaty-tailed Trogon,Resplendant Quetzal,Red-headed Barbet