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By: Ritter, W E - Forsyth, Ruth A. (Ruth Agnes),Type: ArticleIn: University of California publications in zoologyVolume: 16Series:Issue:Date: 1917Page Range: 439--512Publication Info: Berkeley, University Press, 1906-Subjects:
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By: Ritter, W EType: ArticleIn: Annotationes zoologicae japonenses / Nihon dōbutsugaku ihōVolume: 6Series:Issue: 1Date: 1906Page Range: 1--5Publication Info: Tokyo, Societas, 1897-[1983]Subjects:
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By: Ritter, W EType: ArticleIn: Zoologischer AnzeigerVolume: 27Series:Issue:Date: 1904Page Range: 650--651Publication Info: Jena VEB Gustav Fischer VerlagSubjects:
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By: Ritter, W EType: ArticleIn: Proceedings of the United States National MuseumVolume: 45Series:Issue:Date: 1913Page Range: 427--505Publication Info: Washington Smithsonian Institution Press, [etc.]Subjects: