Recent Monographs by Oberholser Critical Notes on the Subspecies of the Spotted Owl, Strix Occidentalis (Xantus) Harry C. Oberholser A Review of the Subspecies of the Ruddy Kingfisher, Entomothera Coromanda (Linnæus) Harry C. Oberholser A Synopsis of the Races of the Long-Tailed Goatsucker, Caprimulgus macrurus Horsfield Harry C. Oberholser
The Auk/The auk