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By: Swellengrebel, N. H. (Nicolaas Hendrik),Type: ArticleIn: Quarterly journal of microscopical scienceVolume: 54Series: 2Issue:Date: 1910-02-01Page Range: 623--629Publication Info: London J. and A. Churchill [etc.]Subjects:
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By: Swellengrebel, N. H. (Nicolaas Hendrik), - Swellengrebel de Graaf, J. M. H.Type: ArticleIn: Tijdschrift voor entomologieVolume: 63Series:Issue:Date: 1920Page Range: 96--108Publication Info: [Amsterdam], Nederlandse Entomologische Vereniging,Subjects:
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By: Swellengrebel, N. H. (Nicolaas Hendrik), - Swellengrebel de Graaf, J. M. H.Type: ArticleIn: Bulletin of entomological researchVolume: 11Series:Issue:Date: 1920Page Range: 77--92Publication Info: Farnham Royal, Commonwealth Agricultural Bureaux,Subjects:
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By: Swellengrebel, N. H. (Nicolaas Hendrik),Type: ArticleIn: Tijdschrift voor entomologieVolume: 64Series:Issue:Date: 1921Page Range: 36--45Publication Info: [Amsterdam], Nederlandse Entomologische Vereniging,Subjects: