— XXV — 



Monographs of the United States Geological. Survey by 

 J. W. l'owell. Vol. XIII. Geology of the Quicksilver deposits 

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

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

 Triasic rocks of New Jersey and the Connecticut valley by J. S. 

 Newberry. Washington. 1888. 4*^. 



Naturaleza. Periodico cientifico de la „^ociedad M exicana de historia 

 natural. Ser. 2. Tom. I. No. b~7. 1889—90. Mexico, gr. 8". 



Notarisia commentarium phycologicuni. April. 1890. Venezia. 8". 



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

 Vol. XXIII. New Ser. Vol. XV. Prt. 2. 1888. 8«. 



Proceedings of the American philosophical society held at Philadel- 

 phia. Vol. XXVI. (No. 129—130.) 1889. Hierzu: Subject Re- 

 gister of papers published of the Transact. and Proceed. 1889 and 

 Suppl. Register. 1888—89. 8^ 



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



1888. No. 1-10. Calcutta. «o. 



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



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

 Proceedings of the academy of natural sciences. Vol. 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. 1887—88; Vol. III. Prt. 1. 



1888—89. 8^. 

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



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^ 

 Repertorium für Meteorologie herausgeg. von der K. Akademie der 



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

 Rendiconto dell' Accademia delle scienze fisiche e matematiche di Na- 



poli. Ser. IL Vol. III. 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". 



