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Boettger, O. Über den wissenschaftlichen Wert der Schnecken 

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Bolau, Herrn. Über den Fang, die Präparation und die Aufbe- 

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Bridgmaii, F. (i. On the want of a knowledge of the animals 

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* Brock nieier, Heinr. Wie gewinnen unsere Landschnecken den 

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Brüning, Chr. (1). Räuberische Süsswasserschnecken. Naturw. 

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*Bulstrode, H. T. Report to te local Government Board upon 

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 5 Fig. Taf. 3, 4. 



