TRANSACTIONS (SERIES Il.). 
Vou. I.—Parts 1-25.—November, 1877, to September, 1883. 
Vou. II.—Parts 1-2.—August, 1879, to April, 1882. 
Vou. III.—Parts 1-14.—September, 1883, to November, 1887. 
Vor. IV.—Parts 1-14.—April, 1888, to November, 1892. 
Vou. V.—Parts 1-13.—May, 1893, to July, 1896. 
VOLUME VI. 
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2. 
On Pithecanthropus erectus: A Transitional Form between Man and the Apes. By Dr. 
EKucrne Dusors. (February, 1896.) 1s. 
On the Development of the Branches of the Fifth Cranial Nerve in Man. By A. Francis 
Dixon, B.A., M.B., Chief Demonstrator of Anatomy, Trinity College, Dublin. Plates 
J. and II. (May, 1896.) 3s. 
. The Rhyolites of the County of Antrim; With a Note on Bauxite. By Grenvinie A. J. 
COLE, M.R.1.A., F.G.S., Professor of Geology in the Royal College of Science for Ireland. 
Plates III. and 1V. (May, 1896.) 2s. 
. On the Continuity of Isothermal Transformation from the Liquid to the Gaseous State. 
By Tuomas Preston, M.a., F.R.U.1. (June, 1896.) Is. 
. On a Method of Photography in Natural Colours. By J. Joxy, .a., sc.p., F.R.s. Plates 
V.and VI. (October, 1896.) Is. 
. On some Actinaria from Australia and other Districts. By A. C. Happon, m.a. (Cantab.), 
M.R.I.A., Professor of Zoology, Royal College of Science, Dublin; and J. KH. Durnrpsn, 
Assoc. R.c.sc. (Lond.), Jamaica Institute, Kingston, Jamaica. Plates VII. to X. (Octo- 
ber, 1896). 2s. 
. On Carboniferous Ostracoda from Ireland. By T. Rurrrr Jonns, F.r.s., and JAmus W. 
Kirxsy. Plates XI. and XII. (December, 1896.) 2s. 
. On Fresnel’s Wave Surface and Surfaces related thereto. By Witi1am Booru, m.a., 
Principal of the Hoogly College, Bengal ; Officiating Director of Public Instruction, 
Assam. (July, 1897.) Is. 
. On the Geology of Slieve Gallion, in the County of Londonderry. By Grenvitie A. J. 
Cox, M.R.1.A., F.G.8., Professor of Geology in the Royal College of Science for Ireland. 
Plates XIII. and XIV. (July, 1897.) 2s. 
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