Keywords: Petrochelidon rufocollaris 1894.jpg Chestnut-collared Swallow Hirondelle à bande rousse http //archive org/stream/monographofhirun02sha page/n221/mode/2up A monograph of the Hirundinidae creator Richard Bowdler Sharpe 1894 PD-old-100 Petrochelidon rufocollaris Richard Bowdler Sharpe A monograph of the Hirundinidae |