Extinct and endangered (‘ E & E’) birds in the ornithological collection of the Museum of Zoology of Torino University, Italy Author Ghiraldi, Luca Author Aimassi, Giorgio text Bulletin of the British Ornithologists’ Club 2019 2019-03-15 139 1 28 45 journal article 298440 10.25226/bboc.v139i1.2019.a2 27f5c2ae-1d4d-4f0e-b33a-13620b3d69df 2513-9894 11637476 MAGENTA PETREL Pterodroma magentae CR AEstrelata magentae Giglioli & Salvadori, 1869 MZUT AV6689 ; mount; unsexed adult; southern Pacific Ocean , 39°38’S , 125°58’W , 22 July 1867 ; collected during the Magenta voyage . Remarks .—The holotype of AEstrelata magentae Giglioli & Salvadori, 1869 , which species went unobserved for a century following its description ( Crockett 1994 , Imber et al . 1998 ). Although the population of P. magentae is slowly recovering, the species is restricted to a single colony of 150–200 individuals on the Chatham Islands , east of New Zealand (BirdLife International 2018 ). Specimens are very rare in museum collections: in addition to the holotype , Te Papa Tongarewa (Museum of New Zealand ) holds an adult male and a juvenile (https://collections.tepapa.govt.nz/topic/2802) and the Canterbury Museum, New Zealand , a fourth specimen (Pacific Ocean, ante 1910), misidentified until 2008 as Tahiti Petrel Pseudobulweria rostrata ( Lawrence et al . 2008 ) .