Oreotrochilus chimborazo söderströmi Lönnberg, in Lönnberg & Rendahl : Arkiv f. Zool., Band 14, No. 25, 11th. May 1922, p. 56.= Oreotrochilus chimborazo soderstromi Lönnberg & Rendahl, 1922
Holotype ? : Male ad., Foot of Mt. Quillotoa, between Mt. Chimborazo and Mt. Cotopaxi, 12000-13000 feet, Páramo Zone, Ecuador. XI. 1884. L. Söderström leg. No. 90. - Measurements of type : wing : 77 mm.; tail : 56 mm.; culmen : 21 mm.; tarsus : 5,4 mm.Click on the picture for enlargement.