Collared Petrel

Coloured figures of the birds of the British Islands / issued by Lord Lilford.. London :R. H. Porter,1885-1897.. biodiversitylibrary.org/page/43049997

Description: English: Plate IX from 'The Ibis,' 1891. The name "torquata" is the dark form of "Pterodroma brevipes;" some earlier authors considered the two as separate entities. Date: 27 July 2010. Source: The Ibis, 1891 https://8165646149299829857-a-1802744773732722657-s-sites.googlegroups.com/site/mmslouisg/the-ibis-1891-continued/Ibis1891-9a.jpg?attachauth=ANoY7cr_OXo9UvNJARbzbSFI4EKmwyZTl3-i9K7mRr0LKfEtCgjdF_DqsXaSTEoHqXLz2Z8YsO1nffV2W3kujYXbYNu5JpeaacJxRr0HIqMf8pbR3zxryXOqvP8bdjKXhsTupSUGPCH2p2w5TlgEeokKuE8PhKrzwrIiz9DPd11_J-BYrXqRfzfJAJnA_g3_gowy95ofkTDxST7ShjQ7Xoh9cxBIt0oHF7pRuy3Y2TTz4XC5SLyDUoA%3D&attredirects=0. Author: Plate: John Gerrard Keulemans, 1842--1912.