( 3 ) 

 CONTENTS OF YOLTJME III. (New Series). 



PART. 



1. — -On the Influence of Magnetism on the rate of a Clironometer. By- 

 Otto Boeddicker, ph.d. Plate I. (October, 1883.) 



2. — On the Quantity of Energy transferred to the Ether by a Variable 

 Current. By George F. Fitz Gerald, m.a., f.k.s. (March, 1884.) 



3. — On a New Form of Equatorial Telescope. By Howard Grubb, m.e., 

 P.R.s. Plate 11. (March, 1884.) 



4. — Catalogue of Vertebrate Fossils, from the Siwaliks of India, in the 

 Science and art Museum, Dublin. By E,. Lydekker, f.g.s., f.z.s. 

 Plate III., and Woodcuts. (July, 1884.) 



5. — On the origin of Freshwater Faunas : A study in Evolution. By "W. 

 J. SoUas, M.A., Dublin; D.Sc, Cambridge. (November, 1884.) 



6. — Memoirs on the Coleoptera of the Hawaiian Islands. By the Rev. T. 

 Blackburn, b.a., and Dr. D. Sharp. Plates IV., V. (February, 1885.) 



7.— Notes on the Aspect of the Planet Mars in 1884. Accompanied by 

 Sketches made at the Observatory, Birr Castle. By Otto Boeddicker, 

 PH.D. Plate VI. [Communicated bythe Earl of Eosse.] (March, 1885.) 



8, — On the Geological Age of the North Atlantic Ocean, By Edward Hull, 

 LL.D., P.R.S., F.G.S., Director of the Geological Survey of Ireland. 

 Plates VII. and VIII. (April, 1885.) 



9. — On the Clianges of the Radiation of Heat from the Moon during the 



Total Eclipse of 1884, October 4th, as measured at the Observatory, 



Birr Castle. By Otto Boeddicker, ph.d. Plates IX. and X- 



[Communicated, with a Note, by the Earl of Bosse.] (October, 1885.) 



10. — On the Collection of the Fossil Mammalia of Ireland in the Science 



and Art Museum, Dublin. By V. Ball, m.a., f.r.s., f.g.s., Director 



of the Museum. Plate XL (November, 1885.) 



11. — On New Zealand Coleoptera. With Decriptions of New Genera and 



Species. By David Sharp, m.b. PlatesXIL, XIII, (November, 1886.) 



12. — The Fossil Fishes of the Chalk of Mount Lebanon, in Syria. By James 



W. Davis, F.G.S., F.L.s. Plates XIV. to XXXVIII. (April, 1887.) 



13. — On tlie Cause of Iridescence in Clouds. By G. Johnstone Stoney, m.a., 



D.SC, F.R.S., a Vice-President, B.D.S. (May, 1887.) 

 14. — The Echinoderm Fauna of the Island of Ceylon. By F. Jeffrey Bell, 

 M.A., See. R.M.S., Professor of Comparative Anatomy and Zoology in 

 King's College, London; Cor, Mem. Linn. Soc, N.S. Wales. Plates 

 XXXIX. and XL. (December, 1887.) [JFith Title-page and Con- 

 tents to Volume III., also cancel page to Fart 13.] 



CONTENTS OF VOLUME IV. (New Series.) 



PART. 



1. — On Fossil-Fish Remains from the Tertiary and Cretaceo-tertiary 

 Formations of New Zealand. By James W. Davis, f.g.s., f.l.s., 

 etc. Plates I. to VII. (April, 1888.) 



2, — A Monograph of the Marine and Freshwater Ostracoda of the North 

 Atlantic and of North Western Europe. Section I. Podocopa. By 

 George Stewardson Brady, m.d., f.r.s., f.l.s. ; and the Rev. Alfred 

 M. Norman, m.a., d.c.l., f.l.s. Plates VIII, to XXII. (March, 

 1889.) 



