191 



68. Bulletin de la societe des sciences naturelles deNeuchatel. 

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69. Publications de Tinstitut royal grand-diical de Liixem- 

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70. Bulletin de la societe libre d'eraulation, du commerce et ^de 

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71. a. Annales de la societ6 malacologique de Belgique. T. XIII. 



Bruxelles 1878. 

 b. Proces-verbaux des sciences de la soc. malacol. de Belgi- 

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72. Annales de la societe geologique de Belgique. T. VIII. 

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73. Annales de la societe entomologique de Belgique. T. XXV. 

 Bruxelles 1881. 



74. Societe Beige de geographie. Bulletin 1882. Nr. 1—3. 



75. Verslagen en mededeelingen der konikl. acaderaie van Wet- 

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76. a. Proceedings of the American academy ofarts and sciences. 



VIII. 2. Boston 1881. 

 b. Memoirs of the American acad. of arts and sciences.. Cen- 

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77. Proceedings of the American philosophical society, held at. 

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78. Anniversary memoirs of the Boston society of natural history 

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79. Annual report of the board of regents of the Smithsonian 

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SO. Report of the coramissioner of agricnlture foi the years 

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81. Bulletin of the museum of comparative zoölogy at Harvard 

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 Vol. X. Nr. I. 1882. 



82. a. Bulletin of the Essex Institute. Salem Vol. XII. XIII. 



1880—81. 

 b. Visitors guide to Salem 1880. 



83. Proceedings of the academy of natural sciences of Phila- 

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84. Transactions of the ConneetiGut academy of arts and sciences. 

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