Monotypic species endemic to the southern Andaman Islands of India. Formerly considered conspecific with Barn Owl Tyto alba.
König, C., Weick, F. & Becking, J.H. (1999) Owls. A guide to the owls of the world. Pica Press, Sussex.
Dickinson, E. C. & Remsen, J. V. Jr., Editors (2013) The Howard and Moore Complete Checklist of the Birds of the World 4th edition, Vol. 1 Non-passerines. Aves Press, Eastbourne, UK