Grey-rumped Treeswift (Hemiprocne longipennis) - HBW 5, p. 465
French: Hémiprocné longipenne
Spanish: Vencejo Arborícola Culigrís
Other common names: Crested Treeswift(!)
Taxonomy: Hirundo longipennis Rafinesque, 1802, Java.
Forms a superspecies with H. coronata, with which formerly sometimes treated as conspecific. Several races have been described, but most nowadays considered invalid, e.g. ocyptera (Nias I), thoa (Batu Is, Pagi Is, Enggano I) and anochra (Natuna Is). Four subspecies recognized.
Subspecies and Distribution:
- harterti Stresemann, 1913 - S Myanmar (S Tenasserim) and SW Thailand S & E to Sumatra, Borneo and intervening islands, and Sulu Archipelago E to Tawitawi (Philippines).
- perlonga (Richmond, 1903) - W Sumatran islands from Simeulue to Enggano.
- longipennis (Rafinesque, 1802) - Sunda Strait (Panaitan I) through Java to Lombok, and Kangean Is (E Java Sea).
- wallacii (Gould, 1859) - Sulawesi, including S and E satellites, and Sula group (W Moluccas).
- Least Concern Enlarge map
VideosSee all 14 videos
A bird in a tree, scratching its head, raising the crest and, finally, flying away Locality Tangkoko-Batuangus-Duasudara Nature Reserve, North Sulawesi, Sulawesi (ssp wallacii)
Josep del Hoyo 9 August 2007 6 years ago 33 sec 4.8
A female on a branch, showing its crest Locality Teluk Terima, Bali (Indonesia) (ssp longipennis)
Philip Griffin 9 September 2005 8 years ago 23 sec 4.7
A female perched on a branch Locality Teluk Terima, Bali (Indonesia) (ssp longipennis)
Philip Griffin 9 September 2005 8 years ago 34 sec 4.6
A male preening on the branch of a Golden Shower tree (Cassia fistula). Locality Bishan Park, Singapore
Ng Wen Qing 15 February 2014 22 weeks ago 1 min 17 sec 4.6
A female brooding on the branch of a Wild Cinnamon (Cinnamomum iners). Locality Bishan Park, Singapore
Ng Wen Qing 15 February 2014 22 weeks ago 48 sec 4.5
A male brooding on the branch of a Wild Cinnamon (Cinnamomum iners). Locality Bishan Park, Singapore
Ng Wen Qing 15 February 2014 22 weeks ago 43 sec 4.4
Adult in flight
Locality Mount Halimun Salak National Park, West Java Province, Java (Indonesia) (ssp longipennis)
Khaleb Yordan 22 November 2013 12 weeks ago 3.6
A flying bird.
Locality Central Java Province, Java (Indonesia) (ssp longipennis)
mehdhalaouate 29 December 2007 4 years ago 3.5
Perched on powerline near main road.
Locality Keningau, Sabah (Malaysia), Borneo (ssp harterti)
Jason Anderson 6 June 2013 47 weeks ago 3.3
A male bird perching with a female hatching nearby (not shown)
Locality Thale Ban National Park, Southern Thailand, Thailand
Tanakorn Chantasuban 20 February 2011 3 years ago 3.1
A bird in flight.
Locality Kutai National Park, East Kalimantan Province, Kalimantan (Indonesia), Borneo (ssp harterti)
Carmelo López 22 October 2012 1 year ago 2.8
- No sound recordings available yet