21 



The Society of Friends of Natural History, Berlin. 



SitzuDgs-Berichte, 1883. 



The Natural-History Union of Rhenish Prussia and 

 Westphalia, Bonn. 



Verhandhmgen, 1883, Halfte 2; 1884, Halfte 1. 



The Imperial Leopoldino-Carolinian Academy of Natu- 

 ralists, Halle. 



Nova Acta Leopoldina, Band xliv. Heft 18. 



The Senckenbergian Natural- History Society, Frankfort 

 a. M. 



AbhandluugeD, Band xiii. Heft 3, 4. 



The New Zoological Society, Frankfort a. M. 

 Der Zoologische Garten, Jahr. xsv. (1884). 



The German Malacological Society, Frankfort a. M. 

 Jahrbiiclier, 1884, nos. 1, 2, 4. 



The Royal Society of Sciences, Gottingen. 



Abhandlungen, Band xxx. 

 Naclu-ichten, 1883. 



The Natural-History Society, Halle. 



Abhandlungen, Band xvi. Heft 2. 

 Bericht, 1883. 



The Medical and Natural- History Society, Jena. 



Jenaiscbe Zeitschrift, Band xvi. Heft 3, 4 : Band xvii Heft 3 

 4; Band xviii. Heft 1. ' 



Sitzungsbericbte, 1882, 1883. 



The Academy of Metz. 



M^moires, 1880-81. 



The Royal Bavarian Academy of Sciences, Munich. 

 Abhandlungen, Band xiv. Abth. 3. 



The Natural History Union, Wiirtemberg. 



Wiirttembergische Jahreshefte, Jabrg. xl. (1884). 



