ciel a all 
role igaet 
NovemsBer 11. Price 10s. 
THE JOURNAL 
OF 
THE LINNEAN SOCIETY. 
Vou. XX XI. ZOOLOGY. No. 204. 
CONTENTS. a 
Reports on the Marine Biology of the Sudanese Red Sea, from Collec- 
tions made by Cyrm Crossianp, M.A., B.Se., F.Z.8. Communicated, 
with an Introduction, by Prof. W. A. Hzrpman, D.Sc., F.R.S., F.L.S. 
VII. The Crinoidea. By Herperr C. Caapwicr, A.L.S., Curator 
erune Port Brin Biological Station: g.5...-...-0 0 aol. are 44 
VIII. The Alcyonarians. By Prof. J. ArtHur Taomson, M.A., and 
James M. McQueen, M.A., B.Sc., University of Aberdeen. 
(Plates 5-8, and 4 text-figures)................se sees centers 48 
IX. Alge. By R. J. Harvey-Greson, M.A., F.L.S., Professor of 
Botany, University of Liverpool .....:.ssseeseesenseneeceeeee eens 76 
X. Hydroida collected by Mr. C. Crossland from October 190+ to 
May 1905. By Laura Roscor Taornery. (Plate 9)...... 80 
XI. Notes on a Collection of Nudibranchs from the Red Sea. By 
Sir Cuartes Exior, K.C.M.G., Vice-Chancellor of the 
University of Sheffield. (With 3 text-figures) ...... 0.0... 86 
LONDON: 
SOLD AT THE SOCIETY’S APARTMENTS, BURLINGTON HOUSE, 
PICCADILLY, W., 
AND BY 
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(a 
