VOL. XIV., No. 87. MAY 1899. 



NATURAL 



MAY 26 1899 ^^ ■ ^_ _ ^ ^ „ ^_ 



w SCIENCE 



A MONTHLY REVIEW OF 



SCIENTIFIC PROGRESS 



CONTENTS 



Notes and Comments . . . • . . .341 



Moulting as a Means of Defence — Nitragin and Nodules — Classification of 

 Variations — Local Colour in Universities — The Metabolism of the Sea — The 

 Organism and the State — A Tail in place of a Head — Regeneration in Star- 

 fishes — An Alpine Paradise — Regeneration and Development — The Bipolar 

 Hypothesis — Eocene Sharks and Skates — Radiolaria in Devonian Rocks — 

 Foraminifera of Borneo — On Ciliary Movement — The Justification of Sea- 

 Fish Hatching — "Symphily" — The Jermyn Street Museum — Science and 

 Literary Style — Welwitsch's Collection — American Mammalogy — Flame 

 Cells in Rotifera — Plant Embryology. 



Evolution and the Question op Chance . . . .357 



By F. W. Headley. 



Some Recent Work on the Anatomy op Fossil Plants . . 364 



By Arthur J. Maslen, F.L.S. 



A Recent Research on Epitokous Forms op Annelids . .375 



By Professor W. C. M'Intosh, F.R.S. 



Mehnert's Principles of Development . . . .385 



By Professor J. Arthur Thomson, M.A. 



A Note on Telegony, Xenia and "Hybrid Oology" . . 392 



By G. P. Bulman. 



Fresh Facts . 



Some New Books 



Obituaries 



Othniel Charles Marsh — Axel Theodor 



Correspondence 



News .... 



Von Goes 



395 

 397 

 409 



412 



414 



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