Belongs within: Coraciimorphae.
Contains: Trogon.
The Trogonidae, trogons, are a pantropical family of brightly-coloured frugivorous or insectivorous birds. Trogons are distinguished from all other birds by their heterodactyl foot, with the first and second toes reverted (Mayr 2003). They have short, rounded wings and long, square tails.
<==Trogonidae [Trogoniformes]
|--Primotrogon Mayr 1999M09, M99
| |--*P. wintersteini Mayr 1999M99
| `--P. pumilio Mayr 2005M09
`--+--‘Harpactes’ macklotiBKB15
`--+--+--Apaloderma Swainson 1833BKB15, M02 [incl. Paratrogon Lambrecht 1933M02; Apalodermatidae]
| | | i. s.: A. gallica (Milne-Edwards 1871) [=Trogon gallicus, *Paratrogon gallicus]M02
| | |--A. vittatumBKB15
| | `--+--A. aequatorialeBKB15
| | `--A. narinaBKB15
| `--Harpactes Swainson 1833BKB15, B94 [Harpactidae]
| | i. s.: H. reinwardtiiM03
| |--H. oreskiosBKB15 [=Trogon oreskiosW66]
| `--+--+--H. duvauceliiBKB15
| | `--H. orrhophaeusBKB15
| `--+--H. fasciatusBKB15
| | |--H. f. fasciatusA72
| | |--H. f. legerliA72
| | `--H. f. malabaricusA72
| `--+--H. diardiiBKB15
| `--+--+--H. ardensBKB15
| | `--H. wardiBKB15
| `--+--H. erythrocephalusBKB15 [=Pyrotrogon erythrocephalusS89]
| | |--H. e. erythrocephalusVP89
| | |--H. e. hodgsoniiA72
| | `--H. e. yamakanensisVP89
| `--+--H. kasumbaBKB15
| `--H. whiteheadiBKB15
`--+--+--Euptilotis neoxenusBKB15
| `--PharomachrusBKB15
| |--P. mocinnoBKB15
| | |--P. m. mocinnoUSDI77
| | `--P. m. costaricensisUSDI77
| `--+--+--P. antisianusBKB15
| | `--P. fulgidusBKB15
| `--+--P. auricepsBKB15
| `--P. pavoninusBKB15
`--+--PriotelusBKB15
| |--P. roseigasterBKB15
| `--P. temnurusM99
`--TrogonBKB15
Trogonidae incertae sedis:
ApalharpactesJT12
|--A. macklotiJT12
`--A. reinwardtiiJT12
TemnotrogonM99
Heterotrogon vittatusM99
CurucujusS18
|--C. clathratusS18
|--C. massenaS18
`--C. melanurusS18
|--C. m. melanurusS18
`--C. m. macrourusS18
Chrysotrogon caligatusS18
Trogonurus curucuiS18
|--T. c. curucuiS18
`--T. c. tenellusS18
Septentrogon madseni Kristoffersen 2002M09
*Type species of generic name indicated
References
[A72] Abdulali, H. 1972. A catalogue of the birds in the collection of the Bombay Natural History Society—12. Apodidae and Trogonidae. Journal of the Bombay Natural History Society 69 (2): 378–389.
[B94] Bock, W. J. 1994. History and nomenclature of avian family-group names. Bulletin of the American Museum of Natural History 222: 1–281.
[BKB15] Burleigh, J. G., R. T. Kimball & E. L. Braun. 2015. Building the avian tree of life using a large-scale, sparse supermatrix. Molecular Phylogenetics and Evolution 84: 53–63.
[JT12] Jetz, W., G. H. Thomas, J. B. Joy, K. Hartmann & A. Ø. Mooers. 2012. The global diversity of birds in space and time. Nature 491: 444–448.
[M99] Mayr, G. 1999. A new trogon from the middle Oligocene of Céreste, France. Auk 116: 427–434.
[M03] Mayr, G. 2003. On the phylogenetic relationships of trogons (Aves, Trogonidae). Journal of Avian Biology 34 (1): 81–88.
[M09] Mayr, G. 2009. Paleogene Fossil Birds. Springer.
[M02] Mlíkovský, J. 2002. Cenozoic Birds of the World. Part 1: Europe. Ninox Press: Praha.
[S89] Salvadori, T. 1889. Viaggio di Leonardo Fea nella Birmania e nelle regioni vicine. XIX.—Uccelli raccolti nei Monti Carin a nord-est di Tounghoo, nel Pegù presso Rangoon e Tounghoo e nel Tenasserim presso Malewoon. Annali del Museo Civico di Storia Naturale di Genova, Serie 2a, 7: 369–438.
[S18] Stone, W. 1918. Birds of the Panama Canal Zone, with special reference to a collection made by Mr. Lindsey L. Jewel. Proceedings of the Academy of Natural Sciences of Philadelphia 70: 239–280.
[USDI77] United States Department of the Interior. 1977. Endangered and threatened wildlife and plants—republication of list of species. Federal Register 42: 36420–36431.
[VP89] Viney, C., & K. Phillipps. 1989. Birds of Hong Kong 5th ed. Government Printer: Hong Kong.
[W66] Walden, A. 1866. Notes on birds collected in Tennasserim and in the Andaman Islands. Proceedings of the Zoological Society of London 1866: 537–556.