Bulletin 124

Bulletin of the British Ornithologists’ Club Vol. 124, 2004

Club News 1
Robert W. Dickerman Notes on the type of Bubo virginianus sclariventris 5
Juan F. Freile & Jaime A. Chaves Interesting distributional records and notes on the biology of bird species from a cloud forest reserve in north-west Ecuador 6
Suresh Kumar R. & Pratap Singh A new subspecies of Sclater’s Monal Lophophorus sclateri from western Arunachal Pradesh, India 16
Harold F. Greeney, Rudolphe A. Gelis & Richard White Notes on breeding birds from an Ecuadorian lowland forest 28
Ralf Strewe & Cristobal Navarro New and noteworthy records of birds from the Sierra Nevada de Santa Marta region, north-eastern Colombia 38
G. R. Angehr, D. G. Christian, & K. M. Aparicio A survey of the Serranía de Jungurudó, an isolated mountain range in eastern Panama 51
H. Glyn Young & Mark Brayshaw The downy young of grey teal (Anatidae) with first descriptions of the ducklings of Madagascar Teal Anas bernieri and Indonesian Teal A. gibberifrons 62
Lance Woolaver, Rina Nichols, Félix Razafindrajao & Frank Hawkins Sighting of Van Dam’s Vanga Xenopirostris damii (Schlegel, 1866) in mangroves in north-west Madagascar 69
Nigel Cleere A previously unidentified museum specimen of Plain-tailed Nighthawk Nyctiprogne vielliardi (Caprimulgidae) 71
Club Announcements 73
WARAKAGODA, D. H. & RASMUSSEN, P. C. A new species of scops-owl from Sri Lanka 85
WHITTAKER, A., ANTOINE-FEILL S., A. H. & SCHEIELE Z., R. First confirmed record of Oilbird Steatornis caripensis for Brazil 106
BUCKLEY, P. A. & BUCKLEY, F. G. Rapid speciation by a Lesser Antillean endemic, Barbados Bullfinch Loxigilla barbadensis 108
VELLINGA, W.-P., FLANAGAN, J. N. M. & MARK, T. New and interesting records of birds from Ayabaca province, Piura, north-west Peru 124
PETERSON, A. T., NAVARRO-SIGÜENZA, A. G. & SCACHETTI PEREIRA, R. Detecting errors in biodiversity data based on collectors’ itineraries 143
MARKS, B. D., WECKSTEIN, J. D., JOHNSON, K. P., MEYER, M. J., BRAIMAH, J. & OPPONG, J. Rediscovery of the White-necked Picathartes Picathartes gymnocephalus in Ghana 151
GREENEY, H. F. A nest of the Spot-fronted Swift Cypseloides cherriei in eastern Ecuador 154
Club Announcements 157
INDRAWAN, M. & SOMADIKARTA, S. A new hawk-owl from the Togian Islands, Gulf of Tomini, central Sulawesi, Indonesia 160
LOWTHER, P. E., FRAGA, R., SCHULENBERG, T. S. & LANYON, S. M. Nomenclatural solution for a polyphyletic Agelaius 171
RODRIGUES, M. & BELFORT GOMES, H. Range extension for Grey-headed Tanager Eucometis penicillata in south-east Brazil 177
BRUCE, M. D. & DOWSETT, R. J. The correct name of the Afrotropical mainland subspecies of Barn Owl Tyto alba 184
FREILE, J. F. Range extensions and other noteworthy and new bird records from mainland Ecuador 188
BRIED, J. & MAGALHÃES, M. C. First Palearctic record of the endangered Bermuda Petrel Pterodroma cahow 202
KIRWAN, G. M., MAZAR BARNETT, J., VASCONCELOS, M. F., RAPOSO, M. A., D’ANGELO NETO, S. & ROESLER, I. Further comments on the avifauna of the middle São Francisco Valley, Minas Gerais, Brazil 207
Club Announcements 221
SANTOS, M. P. D. New records of birds from the Brazilian state of Roraima 223
KRABBE, N. A record of Pale-legged Hornero Furnarius leucopus from Ecuador 226
KIRWAN, G. M. A Syrian record: the case of Aharoni’s Thick-billed Larks Ramphocoris clotbey 227
TAYLOR, B., WONDAFRASH, M. & DEMEKE, Y. The nest, eggs and chicks of the White-winged Flufftail Sarothrura ayresi 233
WHITTAKER, A. Noteworthy ornithological records from Rondônia, Brazil, including a first country record, comments on austral migration, life history, taxonomy and distribution, with relevant data from neighbouring states, and a first record for Bolivia 239
CABOT, J. & DE VRIES, T. Age- and sex-differentiated plumages in the two colour morphs of the Variable Buzzard Buteo polyosoma: a case of delayed maturation with subadult males disguised in definitive adult female plumage. 272
WHITTAKER, A. & CARLOS, B. Recent observations of Dull-coloured Grassquit Tiaris obscura in Mato Grosso reinforce its status as an austral migrant to south-west Brazil 285
CARLOS, C. J., TRIMBLE, J. & FEDRIZZI, C. E. A specimen of Cape Petrel Daption capense from north-east Brazil 287
DUCKWORTH, J. W. & ALSTRÖM, P. Motacilla samveasnae is the correct scientific name for the Mekong Wagtail 290