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Gerstaecker, A. Handbuch der Zoologie (in connection with V. Carus), 2 vols. 

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Hagen, H. Revue des Odonates; Monographic des Calopterygines ; Monographic 

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Lacaze-Duthiers, H. Rechercb.es sur 1'armure ge"nitale femelle des Insectes. 

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Dallas, W. S. Catalogue of Hemipterous Insects in the British Museum. 1,2. 

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Smith, Frederic. Catalogue of Hymenoptera in the British Museum. Parts i-vi. 

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Fallen, C. F., Stal, C., and Fieber. Various papers on Hemiptera in Scandinavian 

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Hilbner, J. Sammlung Exotischer Schmetterlinge. 5 vols. 4to. Plates. 1800. 



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Stainton, H. T. The Natural History of the Tineina. 8vo, with many plates. Lon- 

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Harris, T. W. A Treatise on some of the Insects of New England, which are 

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