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 KINGLET CALYPTURA Calyptura cristata CR Pardalotus cristatus Vieillot, 1818 MZUT AV16101; previously mounted; unsexed adult; Brazil , no date. Remarks .— Hume & Walters (2012) considered C. cristata to be Possibly Extinct, but BirdLife International (2018) continue to treat the species as Critically Endangered, with its population estimated at fewer than <50 mature individuals.