Critical notes on the subspecies of the spotted owl, Strix occidentalis (Xantus)

• 1 January 1915
• journal article
• Published by Smithsonian Institution in Proceedings of the United States National Museum
• Vol. 49  (2106) , 251-257
• https://doi.org/10.5479/si.00963801.49-2106.251

Abstract

Keywords

• ARTICLE