ADW: Columba: Classification: ...wood-pigeon). Species Columba jouyi (Ryukyu pigeon). Species Columba junoniae
http://animaldiversity.ummz.umich.edu/site/accounts/information/Columba.html id=spl-1

BIRDNET: Columbiformes species list: ...backed Pigeon Columba eversmanni Common Wood-Pigeon Columba palumbus Trocaz Pigeon
http://www.nmnh.si.edu/BIRDNET/splists/Columbiformescl.html id=spl-2

BIRDCHAT archives -- August 1999, week 2 (#32): After hiking back down the trail to the roadway, I birded again along the Los Tilos
http://listserv.arizona.edu/cgi-bin/wa?A2=ind9908b&L=birdchat&F=&S=&P=3283 id=spl-4

BIRDCHAT archives -- February 2000, week 2 (#177): Other new birds on Tenerife were Barbary Falcon (1 directly overhead), the endemic
http://listserv.arizona.edu/cgi-bin/wa?A2=ind0002b&L=birdchat&F=&S=&P=17623 id=spl-5

Biological Conservation Newsletter: Diet of the endemic Madeira Laurel pigeon Columba trocaz in agricultural and forest
http://ravenel.si.edu/bcn/issue/latest.cfm id=spl-6