A specific visual projection area in the hyperstriatum of the pigeon (Columba livia).
D000818:Animals; D010856:Columbidae / Q000033:anatomy & histology*; D008027:Light; D009434:Neural Pathways; D012160:Retina / Q000033:anatomy & histology*; D013687:Telencephalon / Q000033:anatomy & histology*; D014794:Visual Fields