Light-crowned Spinetail (Cranioleuca albiceps) [XC638805]
by id from Villa Tunari (near Paracti), Chapare, Cochabamba Department, Bolivia (call, subsong)
Light-crowned Spinetail (Cranioleuca albiceps) [XC460301]
by Jacob Wijpkema from Corani Aqueduct Road, Cochabamba, Bolivia (call, duet)
Subspecies
Forms a superspecies with Marcapata Spinetail (Cranioleuca marcapatae). Traditional sister relationship is supported by genetic data. Subspecies discolor intergrades with nominate in Bolivia (province of Ayopaya, in Cochabamba).
The following 2 subspecies are recognised:
albiceps (D'Orbigny & Lafresnaye, 1837) - Andes of extreme southern Peru (southern Puno) and northern Bolivia (La Paz, western Cochabamba).
discolor Zimmer, JT, 1935 - Andes of central Bolivia (Cochabamba, western Santa Cruz).