— XXV — 



Monograph.s of the United States Geological Survey by 

 J. W. Powell. Vol. XIII. Geology of the Quicksilver deposits 

 of the Paciticstope with an Atlas (gr. fol.) by G. F. Becker, 

 1887—88. 4*^. Vol. XIV. Fossil Fishes and fossil plants of the 

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Naturaleza. Periodico cientifico de la sociedad M exicana de historia 

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Notarisia coramentarium phycologicuni. April. 1890. Venezia. 8^. 



Proceedings of the American Aeaderay of arts and sciences at Boston. 

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Proceedings of the American philosophical society held at Philadel- 

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 Suppl. Register. 1888—89. 8". 



Proceedings of the Asiatic Society of Bengal. 1887. No. 1--10. 



1888. No. 1-10. Calcutta. 8°. 



Proceedings of the Californian academy of natural sciences. 2. Ser. 



Vol. I. IL 1888—89. San Francisco. 8^ 

 Proceedings of the academy of natural sciences. A-'ol. V. Prt. 1. 1888 



— 89. Davenport, Iowa. 8^. 

 Proceedings and Transactions of the natural history society of Glas- 

 gow. New Ser. Vol. II. Prt. 1. 188,7—88; Vol. III. Prt. 1. 



1888—89. 8°. 

 Proceedings of the Linnean society of New South Wales. Ser. II. 



Vol. III, Prt. 2—4. Vol. IV. Prt. 1. 1888. 1889. Sydney. 8". 

 Proceedings of the Royal physical society at Edinburgh. Vol. IX. 



Prt. 3; Vol. X. Prt. 1. (No. 117, 118.) Sess. 1887—89. 8». 

 Proceedings of the American association for the advancement of science. 



37. Meeting held at Cleveland. August 1888. Salem. 1889. 8''. 

 Proceedings of the Boston society of natural history. Vol. XXIII. 



Prt. 3—4; Vol. XXIV. Prt. 1—2. 1886—89. 8°. 

 Proceedings of the scientific meetings of the zoological society of Lon- 

 don for the year 1889. Prt. 1 — 3. 8^ 

 Proceedings of the academy of natural sciences of Philadelphia. 



Prt. 3. 1888; Prt. 1 — 3. 1889. 8^ 

 Eepertorium für Meteorologie herausgeg. von der K. Akademie der 



Wissenschaften in St. Petersburg. Vol. XII. 1889. 4^. 

 Rendiconto dell' Accademia delle scienze fisiche e matematiche diNa- 



poli. Ser. IL Vol. IIL Fase. 1 — 12. 1889. 4». 

 Tijdschrift der Nederlandsche Dierkundige Vereeniging in Leiden. 2. Ser. 



Deel IL After. 3—4. 1889. 8^ 

 Transactions of the zoological society of London. Vol. XII. Prt. 8 — 9. 



1889. 4^ 



Transactions, scientific, of the Royal Dublin society. Vol. IV. Prt. 2 — 5. 



1889. 4^. 

 Transactions of the NewYo rk Academy of sciences. Vol. VIII. No. 1 — 4. 



1889—90. 8". 



