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By: Severin, H H P - Hartung, W JType: ArticleIn: Annals of the Entomological Society of AmericaVolume: 5Series:Issue:Date: 1912Page Range: 400--407Publication Info: [College Park, Md., etc.], Entomological Society of America,Subjects:
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By: Severin, H H P - Severin, H C - Hartung, W JType: ArticleIn: Annals of the Entomological Society of AmericaVolume: 7Series:Issue:Date: 1914Page Range: 177--207Publication Info: [College Park, Md., etc.], Entomological Society of America,Subjects: