— XXXI — 



High Temperatures. — Thomson. On the Determination of the Number of Electrostatic Units in 

 the Electromagnetic Unit of Electricity. — Dewar and Scoti. On the Molecular Weights of the 

 Substituted Arnmonias. No. I. Triethylamine. — Bourne. Contributions to the Anatomy of the 

 Hirudinea. — Humpidge. Reply to a Note by Professor J. E. Eeynolds on the Atomic Weight of 

 Glucinum or Beryllium. — Harlley. Eemarks on Spectrum Photography in Relation to New Methods 

 of Quantitative Chemical Analysis. Part I. — Preece. On a New Standard of Illurnination and the 

 Measurement of Light. 



+Proceedings of the scientific Meetings of the Zoological Society of London, 1883. 

 Part II. III. London, 8.° 



il. Gwyn Jeffreys. .On the Mollusca procnred during the ' Lightning ' and ' Porcupine ' Expe- 

 ditions, 1868-70. (Part YI). — Forbes. On a Species of Myzomela from the Island of Boeroe. — 

 Boulenger. On the Geckos of New Caledonia. — Huxley. Contributions to Morphology. Ichthyopsida, 

 No. 2. On the Oviducts of Osmerus; with Remarks on the Relations of the Teleostean with the 

 Ganoid Fishes. — Boulenger. Description of a new Species of Bufo from Japan. — Parker. Note on 

 the Respiratory Organs of Rhea. — Butler. On a Collection of Indiau Lepidoptera received from 

 Lieut.-Colonel Charles Swinhoe, with numerous Notes by the Collector. — Grani. Notes on the Zebra 

 met with by tbe " Speke and Grant " Expedition in Eastern Africa. — Flower. On the Arrangement 

 of the Orders and Families of existing Mammalia. — Dislanl. Contributions to a proposed Mono- 

 graph of the Homopterous Family Cicadida?. Part I. — Sclater. Additional Notes on Birds collected 

 in the Timor-Laut, or Tenimber, group of Islands, by Mr. Henry 0. Forbes. — Moore. A Monograph 

 of Limnaina and Euploeina, two Groups of Diurnal Lepidoptera belonging to the Subfamily Euplceiuse 

 with Descriptions of new Genera and Species. — Boettger. On new Clausilife from the Levant, collected by 

 Vice-Admiral T. Spratt, R.N.— A'm%. Report on a small Collection of Hymeuoptera and Diptera from 

 the Timor Laut Islands, formed by Mr. H. 0. Forbes. — Owen. Embryological Testimony to General 

 Homology. — Cambridge. On some new Genera and Species ofSpiders. — Butler. List of Lepidoptera 

 collected by Mr. H. 0. Forbes in the Islands of Timor Laut. — Druce. Descriptions of new Species 

 of Zygsenidse and Arctiidse. — Godman and Salvin. Note on the Variation of certain Species of 

 Agrias. — Boulenger. Report on a Collection of Reptiles and Batrachians from the Timor Laut Islands, 

 formed by Mr. H 0. Forbes. — Jeffreys. On the Mollusca procured during the Cruise of H.M. S. 

 ' Triton ' between the Hebrides and Faroes in 1882. — Jacoby. Descriptions of some new Species of 

 Beetles of the Family Galerucidse. — Duncan. On the Madreporarian Genus Phymastrcea of Milne- 

 Edwards and Jules Haime, with a Description of a new Species. — Garson. Notes on the Anatomy 

 of Sus salvauius (Porcula salvania, Hodgson). Part L External Characters and Visceral Anatomy. — 

 Salvin. A List of the Birds collected by Captaiu A. H. Markham on the West Coast of America. — 

 Withe. Further Notes on the Birds of the Argentine Republic. — Boucard and Salvin. On a Colletion 

 of Birds from Tucatan. 



tProceedings (Scientific) of the Ohio Mechanic's lnstitute. Voi. II. n. 3. Sept. 1883. 

 Cincinnati, 8.° 



Lane. Mechanical Notes. — Evans. Tartrates of Antimony. — Eddy. Developments in the 

 Kinetic Theory of solids, Liquids and Gases. 



tPublication der Astronornischen Gesellschaft. XVII. Leipzig, 1883. 4.° 

 Auwers. Mittlere Oerter Yon 83 Sudlichen Sternen far 1875. 0. 



■■Rapport sur l'École prati que des hautes études. Sect. des se. hist. et phil. 1881-82. 

 Paris, 8.° 



*Kepertorium der Physik. XIX. Bd. Heft. 11, 12. Miinchen, 1883. 8.° 



11. Obermayer. Versuche uber Diffusion von Gasen. — Hammerl. Studie iiber das Kupfervolti- 

 meter. — Jamin. Ueber den kritischen Punkt bei condensirbaren Gasen. — Id. Ueber die Zusammen- 

 driickbarkeit und die Verflttssigung der Gase. — Egoroff. Ueber die Erzeugung der Hauptgruppeu 

 A und B im Sonnenspectrum durch die,' Absorption im Sauerstoff. — Moulier. Ueber W. Thomson s 

 absolutes Elektrometer. — 12. Wurburg und Hónig.. Ueber die Warme, welche durch periodiseli 



