"†Capella media Latham 1787 (snipe)". Fossilworks: Gateway to The Paleobiology Database. 3 January 2009. Arquivado dende o orixinal o 16 de marzo de 2016. Consultado o 13 February 2016.
"Agreement Text and Annexes"(PDF). Agreement on the Conservation of African - Eurasian Migratory Waterbirds (AEWA). November 2015. Consultado o 25 June 2016.
web.archive.org
"†Capella media Latham 1787 (snipe)". Fossilworks: Gateway to The Paleobiology Database. 3 January 2009. Arquivado dende o orixinal o 16 de marzo de 2016. Consultado o 13 February 2016.