Template:Okada, 1928

• Okada, Y. 1928. 朝鮮産蛙. [Frogs from Korea.] Journal of Chosen Natural History Society 6: 15–46.  
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Nomenclatural acts

• Date of publication: 1928

New names

(List may be incomplete)

• Rana temporaria coreana n. subsp. [p. 33]
• Rana nigromaculata coreana n. subsp. [p. 44]