14 
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Bonn, SitzBer. Ges. Natk. ... 
Bonn, Verh. nathist. Ver.... 
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Blatter fur Aquarien- und Terrarien- 
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Organ des Internationalen Bundes 
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Rendiconti dell’ Accademia delle scienze 
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27 U.K. 
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437 U.K. 
48 U.S. 
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227 Ger. 
30 U.K. 
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33 It. 
42 It. 
43 It. 
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5 Ind. 
1295 Ger. 
238 Ger. 
184 Fr. 
189 Fr. 
