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By: Nigrelli, Ross F. (Ross Franco), - Ketchen, K S - Ruggieri, George D.Type: ArticleIn: Zoologica : scientific contributions of the New York Zoological SocietyVolume: 50Series:Issue: 11Date: 1965-11-10Page Range: 115--122Publication Info: New York,Subjects:
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By: Nigrelli, Ross F. (Ross Franco), - Ruggieri, George D.Type: ArticleIn: Zoologica : scientific contributions of the New York Zoological SocietyVolume: 51Series:Issue: 9Date: 1966-11-29Page Range: 97--102Publication Info: New York,Subjects:
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By: Nigrelli, Ross F. (Ross Franco), - Ruggieri, George D.Type: ArticleIn: Zoologica : scientific contributions of the New York Zoological SocietyVolume: 50Series:Issue: 9Date: 1965-08-27Page Range: 83--96Publication Info: New York,Subjects:
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By: Ruggieri, George D.Type: ArticleIn: Bollettino malacologicoVolume: 23Series:Issue:Date: 1987Page Range: 413--416Publication Info: Milano Unione malacologica italianaSubjects:
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By: Ruggieri, George D. - Nigrelli, Ross F. (Ross Franco),Type: ArticleIn: Zoologica : scientific contributions of the New York Zoological SocietyVolume: 45Series:Issue: 1Date: 1960-04-29Page Range: 1--16Publication Info: New York,Subjects:
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By: Ruggieri, George D. - Nigrelli, Ross F. (Ross Franco), - Powles, P. M. - Garnett, D. G.Type: ArticleIn: Zoologica : scientific contributions of the New York Zoological SocietyVolume: 55Series:Issue: 4Date: 1970-12-15Page Range: 57--72Publication Info: New York,Subjects: