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Naturae Novitates. 



Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der 

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Natural History News. 



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4598 Amsterdam. — Verslagen en Mededeelingen der Kon. Akademie van Weten- 

 schappen. Afdeeling Natuurkunde. Reeks 3. Deel VII. Stuk 4 en 2. Amst. 

 1890.^ gr. 8. pg. 1 — 1 20. Jedes Stuk Mark 240 



4599 Birmingham. — Proceedings of the Birmingham Philosophical Society. 

 Volume VI. Part 2: 4 889—90. Birm. 1889. roy. 8. 



4600 GoloradO. — Bulletin No. 1: of the Colorado Biological Association: 

 Ashmead, W. H., On the Hymenoptera of Colorado. Washington 1890. 8. 

 47 pg. 



4601 London. — Proceedings of the Royal Society. No. 288 (Volume 47, part III). 

 Lond. 1 890. 8. pg. 175 — 275 w. 3 plates. 37o 



Cont: Joly, On the steam-calorimeter (w. 2 pl.). — Thomas, A milk- 

 dentition in Orycteropus (w.pl.). — Abney a. Edwards, On the effect of 

 the spectrum on the haloid salts of silver. etc. 



4602 — The same. No. 289 (Volume 47, part IV). Lond. 1890. 8. pg. 276 — 392 a. 

 (obituary notices) 3—18 w. 1 plate. 420 



Cont.: Scott, The variability of the temperature of the British Isles, 

 1869—83 incl. (w.pl.). — Bryan, On the stability of a rotating spheroid 

 of perfect liquid. — Langley a. Dickin son, On the progressive para- 

 lysis of the different classes of nerve cells in the superior cervical gang- 

 lion. etc. 



4603 Madrid. — Memorias de la RealAcademia de Ciencias Exactas, Fisicas y 

 Naturales de Madrid. Tomo XIII., parte 2. Madr. 1888. 4. 109 pg. avec 1 

 Portrait, 1 planche et 32 figures. 6 



Cont.: Esco sura y Morr gh, L., El artißcio de Juanelo y el Puente 

 de Julio Cesar. 



4604 fflinneapolis. — Bulletin of the Minnesota Academy of Natural Sciences. 

 Vol. III. No. 1. Proceedings and accompanying Papers 1883 — 86. C. W. Hall, 

 editor. Minn. 1 890. roy. 8. 160 pg. with 2 plates. 5 



Cont.: Leonard, W. E., Some early Philadelphia Botanists (Schweinitz, 

 Nuttall, Bafinesque, Darlington) . — Leib er g, J. B., Notes on the Flora 

 of western Dakota and eastern Montana. Notes on the forest region of 

 Naturae Novitates. Jahrg. XII, No. 16. R. Friedländer & Sohn in Berlin. 



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