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aie PRs eis ce “nud pigHTS RESERVED. 
Vol. I No. 16. 
TURAL 
“ SElIERCE 
fi Monthly Keview of Scientific Progress. 
JUNE, 1893yu. 3.q90e 
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CONTENTS. 
, PAGE 
Notes and Comments. Re As a Ne .. 401 
Fog and Vegetation—A ‘Technical Education Conference — 
Gigantic Australian Marsupials—The Earliest Monkeys— 
The Ancestors of the Cat—Aerial Roots of Orchids—Science 
and Dictionaries—The Imperial Institute—Cholera. 
I. Flowers in the Guiana Forest. By James Rodway, F.L.S. .. .. 412 
II. Biological Theories. V.— Suggestions as to the True Functions of 
“ Tentaculocysts,” “ Otocysts,” and “ oni tees Sacs.” By Cc. 
Herbert Hurst, Ph.D. SS : 421 
Ill. Naegeli’s Experiments on Living Cells. By Miss ea L. Smith .. 428 
IV. Some Extinct Sharks and Ganoid Fishes. By? Smith wood) 
F.L:S. oe 435 
VY. Notes on Warning anil Protective ‘Ghlour: in ‘Lepidopterous eee. 
By Miss Lilian J.Gould. .. : oe at .. 4389 
VI. Cannibalism among Insects. By Carl Berg, Ph. D. oe .. 444 
VII. The Classification of Arachnids. By George H. Carpenter, B. Sc... 447 
VIII. The Great Barrier Reef of Australia .. ee Ys se oF .. 4538 
Some New Books Es F it .. 461 
The Germ-Plasm. By A. a —T ids NMicconsope: By H. 
Wan Heurck.—The Glacial Nightmare and the Flood. By Sir 
Henry H. Howorth.—Gun and Camera in Southern Africa. By 
H. A. Bryden.—The Nests and Eggs of British Birds. By C. 
Dixon.—The Geology and Palzontology of Queensland and New 
Guinea. By R. L. Jack and R. Etheridge.—Les Alpes Frangaises. 
By A. Falsan.—The Future of British Agriculture. By J. P. 
Sheldon.—Catalogue of Snakes in the British Museum. By G. A. 
Boulenger.—Au Bord de la Mer. By E. Trouessart.— Analytical 
Index to the Works of the late John Gould. By R. Bowdler 
Sharpe.—Curtice’s Index and Register of Periodical Literature. 
News of Universities, Museums, and Societies .. : . 415 
Obituary :—J. Wood Mason.—Dr. Moleschott.—Wm. Cotton Oswell. 
—Dr. J. Braun.—Edw. Vivian.—Dr. J. Passerini.— Prof. Ferdinand 

Senft, Prof. R. Hartmann, E.G. Honrath, J. Bigot .. ee . 479 
Correspondence:—Wm. Platt Ball.—Prof. W. C. Williamson, 
E.R. S. x ; é 480 
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