For your convenience, during the entire process references were made for each species and to their corresponding pages in two of the most widely used Costa Rican bird guides.
1. A Guide to the Birds of Costa Rica (F. Gary Stiles and Alexander F. Skutch with Illustrations by Dana Gardner. Comstock Publishing Associates, Ithaca, New York, 1989. ISBN 0-8014-2287-6 [alk. paper] ISBN 0-8014-9600-4 [pbk. : alk. paper]). Identi fied as S&S in the first column below.
2. The Birds of Costa Rica (Richard Garrigues and Robert Dean. Zona Tropical Publication, San José, Costa Rica, from Comstock Publishing Associates, New York, 2007.ISBN-10: 0-9705678-5-5 and ISBN 13-: 978-0-9705678-5-7) Identified as RG in the second column below.
| KEY |
* * * |
Abundance |
A abundant |
C common |
U uncommon |
| · |
Condition |
R resident |
M migratory |
|
| GUIDE |
TYRANNIDAE
|
| S&S |
RG |
Scientific Name |
Common Name |
* * * |
· |
Img |
| 37-20 |
191 |
Camptostoma obsoletum |
Southern Beardless-Tyrannulet |
A |
R |
|
| 37-11 |
189 |
Capsiempis flaveola |
Yellow Tyrannulet |
C |
R |
|
| 37-21 |
195 |
Myiopagis viridicata |
Greenish Elaenia |
C |
R |
|
| 37-26 |
193 |
Elaenia flavogaster |
Yellow-bellied Elaenia |
A |
R |
|
| 37-24 |
183 |
Elaenia frantzii |
Mountain Elaenia |
C |
R |
|
| 36-1 |
201 |
Serpophaga cinerea |
Torrent Tyrannulet |
A |
R |
|
| 36-25 |
199 |
Mionectes oleagineus |
Ochre-bellied Flycatcher |
A |
R |
|
| 36-26 |
195 |
Leptopogon superciliaris |
Slaty-capped Flycatcher |
C |
R |
|
| 37-10 |
191 |
Zimmerius vilissimus |
Paltry Tyrannulet |
A |
R |
 |
| 37-4 |
197 |
Lophotriccus pileatus |
Scale-crested Pygmy-Tyrant |
A |
R |
|
| 37-7 |
197 |
Todirostrum cinereum |
Common Tody-Flycatcher |
A |
R |
|
| 37-23 |
201 |
Rhynchocyclus brevirostris |
Eye-ringed Flatbill |
C |
R |
|
| 37-16 |
195 |
Tolmomyias sulphurescens |
Yellow-olive Flycatcher |
A |
R |
|
| 37-1 |
189 |
Platyrinchus mystaceus |
White-throated Spadebill |
C |
R |
|
| 36-23 |
199 |
Terenotriccus erythrurus |
Ruddy-tailed Flycatcher |
C |
R |
|
| 36-21 |
199 |
Myiobius sulphureipygius |
Sulphur-rumped Flycatcher |
C |
R |
|
| 36-22 |
199 |
Myiobius atricaudus |
Black-tailed Flycatcher |
C |
R |
|
| 36-17 |
199 |
Myiophobus fasciatus |
Bran-colored Flycatcher |
U |
R |
|
| 36-4 |
203 |
Contopus cooperi |
Olive-sided Flycatcher |
C |
M |
|
| 36-7 |
203 |
Contopus sordidulus |
Western Wood-Pewee |
A |
M |
|
| 36-8 |
203 |
Contopus virens |
Eastern Wood-Pewee |
A |
M |
|
| 36-20 |
205 |
Empidonax flaviventris |
Yellow-bellied Flycatcher |
A |
M |
|
| 36-14 |
205 |
Empidonax alnorum |
Alder Flycatcher |
U |
M |
|
| 36-14 |
205 |
Empidonax traillii |
Willow Flycatcher |
U |
M |
|
| 36-15 |
205 |
Empidonax minimus |
Least Flycatcher |
U |
M |
|
| 36-5 |
207 |
Sayornis nigricans |
Black Phoebe |
A |
R |
|
| 35-6 |
201 |
Attila spadiceus |
Bright-rumped Attila |
A |
R |
|
| 35-21 |
209 |
Myiarchus tuberculifer |
Dusky-capped Flycatcher |
A |
R |
|
| 35-17 |
209 |
Myiarchus crinitus |
Great Crested Flycatcher |
C |
M |
|
| 35-13 |
211 |
Pitangus sulphuratus |
Great Kiskadee |
A |
R |
|
| 35-12 |
211 |
Megarhynchus pitangua |
Boat-billed Flycatcher |
A |
R |
|
| 35-14 |
211 |
Myiozetetes similis |
Social Flycatcher |
A |
R |
|
| 35-15 |
211 |
Myiozetetes granadensis |
Gray-capped Flycatcher |
A |
R |
|
| 35-8 |
193 |
Legatus leucophaius |
Piratic Flycatcher |
A |
R |
|
| 35-1 |
213 |
Tyrannus melancholicus |
Tropical Kingbird |
A |
R |
|
|
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