Prionops poliolophus (Italian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Prionops poliolophus" in Italian language version.

refsWebsite

Global rank Italian rank

1iucnredlist.org

88^th place

77^th place

1worldbirdnames.org

1,007^th place

182^nd place

3,128^th place

780^th place

hbw.com

(EN) Grey-crested Helmetshrike (Prionops poliolophus), su Handbook of the Birds of the World. URL consultato il 4 febbraio 2018.

iucnredlist.org

apiv3.iucnredlist.org

(EN) BirdLife International 2016, Prionops poliolophus, su IUCN Red List of Threatened Species, Versione 2020.2, IUCN, 2020.

worldbirdnames.org

(EN) F. Gill e D. Donsker (a cura di), Family Vangidae, in IOC World Bird Names (ver 14.2), International Ornithologists’ Union, 2024. URL consultato il 27 novembre 2018.