Trogon of P. Malaysia (all 6 species)

SEA: 7 species
P. Malaysia : 6 species

Species account

Common Name	Scientific Name	Geographical Variation
Red-Naped Trogon	Harpactes kasumba       (Raffles) 1822	Nominate kasumba
Diard’s Trogon	Harpactes diardii      (Temminck) 1832	Subspecies sumatranus
Cinnamon-Rumped Trogon	Harpactes orrhophaeus (Cabanis and Heine) 1863	Nominate orrhophaeus
Scarlet-Rumped Trogon	Harpactes duvaucelii (Temminck) 1824	None recognized
Orange-Breasted Trogon	Harpactes oreskios (Temmincks) 1823	Subspecies uniformis
Red-Headed Trogon	Harpactes erythrocephalus (Gould) 1834	Subspecies chaseni endemic to PM

Description – Male

	Head & Neck	Breast and underpart	Back & Tail
Red-Naped Trogon	Red color on nape. Hind color bright red. Periorbital skin cobalt-blue rather than purple. Head, throat are all black.	White crescent on breast. Remaining lower part are bright red.	Lack of black vermiculation on white part of tail
Diard’s Trogon	Black head and throat, Pink nuchal collar. Maroon on crown usually appear black in field. Periorbital skin purple rather than cobalt blue	Black upper brest with indistinct pinkish crescent on breast	Black vermiculation on white underside of tail - diagnostic
Cinnamon-Rumped Trogon	Black head and throat	Scarlet breast	Cinnamon rumped and upper tail covert
Scarlet-Rumped Trogon			Scarlet rumped and upper tail covert
Orange-Breasted Trogon	Greenish olive head	Greenish olive upper breast, Narrow white breast band. Yellowish orange underpart becoming yellow on lower belly	Chestnut marron upperpart, White undertail with black boarder
Red-Headed Trogon	Crimson head, neck and nape No collar on nape	White crescent on breast indistinct	No vermiculation on white part of tail

Description – Female

	Head & Neck	Breast and underpart	Back & Tail
Red-Naped Trogon	Brownish grey throat. Contrasting dark, grey olive breast.	Brownish grey breast with democratic cut off from tawny belly	Lack of black vermiculation on white part of tail
Diard’s Trogon	Brown head,	Lack of whitish crescent on breast, Paler pink belly, lower breast and underpart	Black vermiculation on white underside of tail - diagnostic
Cinnamon-Rumped Trogon	Sooty brown head otherwise all bright brown head. Cinnamon rufous Iores and face patch	Black upper breast with lack pinkish crescent on breast	Cinnamon rumped and upper tail covert
Scarlet-Rumped Trogon	Drab brown head, paler Iores, around eye and throat	Pale pink belly	Pinkish rump and upper tail covert. Pale pink undertail covert
Orange-Breasted Trogon	Brown headed	Brown upper breast, pale brown wing vermiculations. Pinkish belly and vent	White undertail with black boarder
Red-Headed Trogon	Dark cinnamon brown head and throat	White crescent on breast indistinct Dark cinnamon breast with indistinct whitish crescent on breast	No vermiculation on white part of tail

Breeding and Behavior

	Breeding	Behavior
Red-Naped Trogon	Cavity nester usually with nest level at 1,2 meter to 1.6 meter. Cavity are usually from rotten tree. Breeding from July to August.	Usually still hunt from perch. Once the bird call rarely the bird are on the move.
Diard’s Trogon	Nest cavity similar with nest seen up to 3 meter. Breeding from March to late May	No prey identified with hunting noted from still perch.
Cinnamon-Rumped Trogon	Nest cavity seen within 1-1.5meter on rotten tree. Breeding began April to june	Usually perch lower down is mid stratum and rarely perch in canopy level. Perform still hunt. Other document poorly recorded.
Scarlet-Rumped Trogon	Rotten stump. Other detail poorly describe. No reliable information	Still perch hunt. Also seen prey taken in mid flight. Occasionally involve in mix flock
Orange-Breasted Trogon	Nest cavity from between 1.5m to 2m or other wise poorly documented. Breed from January to April.	Involve in mix flock. Still hunt perch and one occasion mid flight catch was observed at the Gap.
Red-Headed Trogon	Very poorly recorded. One nest at 5m on rotten tree was document in Fraser’s Hill in Telekom loop. Breeding period from march to may. Many individual observed in May with breeding evidence.	Sighted 700 meter asl upwards. Bird have been recorded near 2000m asl.

Status, Distribution and Habitat

	Status	Distribution	Habitat
Red-Naped Trogon	Resident	Occur throughout PM	Lowland forest, peat swamp, and mature forest
Diard’s Trogon	Resident	Occur throughout PM	Semi evergreen and evergreen forest up to 900m asl.
Cinnamon-Rumped Trogon	Resident	Occur throughout PM	Lowland species up to 180meter asl
Scarlet-Rumped Trogon	Resident	Occur throughout PM	Recorded lowland and commonly overlap with Harpactes orrhophaeus . However it was recorded up to 1070meter asl.
Orange-Breasted Trogon	Resident	Occur throughout PM	Occur between 350m – 1300m asl. Habitat overlap between lowland species and montane species.
Red-Headed Trogon	Resident	Occur throughout PM	Restricted to submontane and montane forest up to 2000m asl

Photo
Red Headed Trogon
- Fraser's Hill
- Adult male

Diard's Trogon
- Adult male

Orange Breasted Trogon
- Adult in submontane forest
- Adult digiscope

Scarlet Rumped Trogon
- Individual from Sg Sedim

Reference

Ben F.King & Edwards C.Dickson, 1989, A Field Guide To The Birds of South-East Asia, Collins, Grafton Street, London

Craig Robson, 2017, A Field Guide To The Birds of South-East Asia, Bloomsburry, London

Well, David.R, 1999, Birds of The Thai Malay Peninsula Vol 1, Academic Press, London UK