The two major divisions of flycatchers are Old World in the family Muscicapidae and New Worldin the family Tyrannidae of Tyrant Flycatchers. This is the largest family of birds in the world consisting of 37 genera and 400 species. The 37 genera and as follows and the 22 species with photos on ComingsBirds.com are highlighted in red. Thumbnail photos represent only those taken in Costa Rica. Genus Agriornis - shrike-tyrants (5 species) Genus Alectrurus (2 species) Genus Anairetes - tit-tyrants (8 species) Genus Aphanotriccus (2 species) Tawny-chested Flycatcher Aphanotriccus capitalis Genus Arundinicola - White-headed Marsh-tyrant Genus Attila - attilas (7-8 species) Genus Camptostoma (2 species) Genus Capsiempis - Yellow Tyrannulet Kauai Elepaio Chasiempis sandwichensis sclaeri Yellow Tyrannulet Capsiempis flaveola Genus Casiornis (2 species) Genus Cnemarchus - Red-rumped Bush-tyrant Genus Cnemotriccus - Fuscous Flycatcher Genus Cnipodectes (2 species) Genus Colonia - Long-tailed Tyrant Genus Colorhamphus - Patagonian Tyrant Genus Conopias (4 species) White-ringed Flycatcher Conopias albovittatus Genus Contopus - pewees (14 species) Genus Corythopis - antpipits (2 species) Genus Culicivora - Sharp-tailed Grass-Tyrant Genus Deltarhynchus - Flammulated Flycatcher Genus Elaenia (18 species) Caribbean Elaenia Elaenia martinica Genus Empidonas 15 species) Black-capped Flycatcher Empidonax atriceps Grey Flycatcher Empidonas wrightii Pacific-slope flycatcher Empidomas difficilis Willow Flycatcher Empidonax traillii Genus Empidonomus - Variegated Flycatcher Genus Euscarthmus (2 species) Genus Fluvicola - typical water-tyrants (3 species) Genus Griseotyrannus - Crowned Slaty Flycatcher Genus Gubernetes - Streamer-tailed Tyrant Genus Hemitriccus - typical tody-tyrants (20 species) Genus Hirundinea - Cliff Flycatcher and Swallow Flycatcher Genus Hymenops - Spectacled Tyrant Genus Inezia (4 species) Genus Knipolegus - black-tyrants (11 species) Genus Lathrotriccus (2 species) Genus Legatus - Piratic Flycatcher Genus Leptopogon (4 species) Genus Lessonia (2 species) Genus Lophotriccus (5 species) Genus Machetornis - Cattle Tyrant Genus Mecocerculus (6 species) Genus Megarynchus - Boat-billed Flycatcher Genus Mionectes (5 species) Genus Mitrephanes (2 species) Tufted Flycatcher Mitrephanes phaeocercus Genus Muscigralla - Short-tailed Field-tyrant Genus Muscipipra - Shear-tailed Gray Tyrant Genus Muscisaxicola - ground-tyrants (13 species) Genus Myiarchus (22 species) Ash-throated Flycatcher Myiarchus cinerascens Dusty-Capped Flycatcher Myiarchus tuberculifer Galapagos Flycatcher Myiarchus magnirostris Brown-crested Flycatcher Myiarchus tyrannous Panama Flycatcher Myiarchus panamensis Genus Myiobius (5 species) Sulfur-rumped Flycatcher Myiobus sulphureipyglus Genus Myiodynastes (5 species) Streaked Flycatcher Myiodynastes maculatus Genus Myiopagis (7 species) Genus Myiophobus (9 species) Genus Myiornis (4 species) Genus Myiotheretes (4 species) Genus Myiotriccus - Ornate Flycatcher Genus Myiozetetes (4-5 species) Gray-capped Flycatcher Myiozetetes granadensis Social Flycatcher Myiozetetes similis Genus Neopipo - Cinnamon Tyrant Genus Neoxolmis - Chocolate-vented Tyrant Genus Nesotriccus - Cocos Island Flycatcher Genus Ochthoeca (9 species) Genus Ochthornis - Drab Water-tyrant Genus Oncostoma (2 species) Genus Onychorhynchus - Royal Flycatchers (1-4 species, Genus Ornithion (3 species) Genus Phaeomyias - Mouse-colored Tyrannulet Genus Phelpsia - White-bearded Flycatcher Genus Phyllomyias (14 species) Genus Phylloscartes (23 species) Genus Pitangus - kiskadees (2 species, includes Philohydor) Great Kiskadee Pitangus sulphuratus Genus Platyrinchus - spadebills (7 species) Genus Poecilotriccus (12 species) Genus Polioxolmis - Rufous-webbed Tyrant Genus Polystictus (2 species) Genus Pseudelaenia - Gray-and-white Tyrannulet Genus Pseudocolopteryx (4 species) Genus Pseudotriccus (3 species) Genus Pyrocephalus - Vermilion FlycatcherPyrocephalus rubinus Genus Pyrrhomyias - Cinnamon Flycatcher Genus Ramphotrigon (3 species) Genus Rhynchocyclus (4 species) Genus Rhytipterna (3 species) Genus Satrapa - Yellow-browed Tyrant Genus Sayornis - phoebes (3 species) Genus Serpophaga (5 species) Torrent Tyrannulet Serophaga cinerea Genus Sirystes - Sirystes Genus Stigmatura (2 species) Genus Sublegatus (3 species) Genus Suiriri (2 species) Genus Tachuris - Many-colored Rush-tyrant Genus Taeniotriccus - Black-chested Tyrant Genus Terenotriccus - Ruddy-tailed Flycatcher Genus Todirostrum - typical tody-flycatchers (7 species) Tody Flycatcher Todirostrum cinereum Genus Tolmomyias (5 species) Genus Tumbezia - Tumbes Tyrant Genus Tyrannopsis - Sulphury Flycatcher Genus Tyrannulus - Yellow-crowned Tyrannulet Scissor-tailed Flycatcher Tyrannus forficatus, Genus Tyrannus - kingbirds (13 species) Fork-tailed Flycatcher Trannus savanna Genus Xenotriccus (2 species) Genus Xolmis (8 species, including Heteroxolmis) Genus Zimmerius (10 species) Paltry Tyrannulet Zimmerius vilissimus