( ^ ) 
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3. — On Blodgettia conferyoides of Harvey, forming a new Genus and Species of Fungus. 
By Edward Perceval Wright, M.A., M.D., F.L.S., Professor of Botany in 
tlie University of Dublin. (With Plate II.) 
4. — On new Genus and Species of Unicellular Alga, living on the Filaments of 
Rhizoclonium casparyi. By Edward Perceval Wright, M.A., M.D., F.L.S., 
&c.. Professor of Botany in the University of Dublin. (With Plate II.) 
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, 5. — On the Periods of the First Class of Hyper-Elliptic Integrals. By William R. 
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:6. — New Researches on Sun-heat and Terrestrial Radiation, and on Geological Climates. 
By Rev. Samuel Haughton, M.D. Dubl. ; D.C.L. Oxon. ; LL.D. Cantab. 
(Part I.) 
l^ew Researches on Sun-heat and Terrestrial Radiation, and on Geological 
Climates. By Rev. Samuel Haughton, M.D. Dubl. ; D.C.L. Oxon. ; 
LL.D. Cantab. (Part 11.) Price 2s. 
7. — Extension of the Theory of Screws to the Dynamics of any Material System. By 
Robert S. Ball, LL.D., F.R.S., Astronomer Royal for Ireland. Price l5. M. 
-On some hitherto undescribed Compounds of Selenium. By Charles A. Cameron, 
M.D., Professor of Chemistry; and Edmund W. Davy, M.D., Professor ol 
Forensic Medicine, Royal College of Surgeons, Ireland. Price Is. 
i),])M;9. — Certain Problems in the Dynamics of a Rigid System Moving in Elliptic Space. By 
Robert S. Ball, LL.D., F.R.S., Andrews Professor of Astronomy in the 
University of Dublin, and Astronomer Royal of Ireland. Price Is. 
.0. — On some Deductions from M'Cullagh's Lectures on Rotation. By Francis A. 
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1. — On Certain Definite Integrals. By John C. Malet, M.A., Professor of Mathematics, 
Queen's College, Cork. Price Is. 
2. — On the Embryology of the Mammalian Muscular System. No. I. — The Short 
Muscles of the Human Hand. By Bertram C. A. Windle, A.B., M.B., B. Ch., 
and Senior Moderator in Natural Science, University of Dublin ; Pathologist to 
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-Report on the Acanthology of the Desmosticha. (Part II.) By H. W. Mackintosh, 
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-Expansion of Elliptic Functions. By William Nicolls, B.A. Price Is. 
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