XXVlli CONTENTS. 



PAGB 



West, W. & G. S. — British Desmidiaceas 195 



Cushman, J. A. — Desmids of New Hampshire 195 



Wesenberg-Lund, C. — Plankton of Danish and Scottish Lakes 195 



Pavillard, J. — Phytoplankton of Lake Thau 196 



Tanner- Fulleman, M.— Plankton from Schonenbodensee 196 



Karsten, G. — Phytoplankton of the Antarctic Ocean 196 



Petkoff, St. — Bulgarian Algae • 197 



Entz, G. — Peridineas 197 



Bibliography 197 



Bohlin, K. — Fresh-water Algas of the Azores 339 



Borge, O. — Fresh-water Algas of South Patagonia 3H9 



Fritsch, F. E. — Fresh-water Algas in Kew Gardens 340 



Edwards, A. M. — Bacillarias from Texas and New Mexico .. 340 



Petit, P., & H. Codrtet — Diatoms from near Lake Chad 340 



Philip, R. H. — Yorkshire Diatoms 340 



Simons, E. B. — Sargassum filipendula 340 



Foslie, M., & M.A.Howe — New American Coralline Algae 341 



Janse, J. M. — Morphology of Cauler pa .. 341 



Tobler, F. — Regeneration in Polysiphonia 341 



Gaidikov, M. — Complementary Chromatic Adaptation of Algas 341 



Bibliography 342 



Kohl, F. G. — Colouring Matter in the Chromatophores of Diatoms 466 



Muller, O. — Pleomorphism of Melosira 466 



Foslie, M., & others — New Coralline Algas 467 



Foslie, M. — Remarks on Northern Lithothamnia 467 



„ A New Squamariacea 468 



Sauvageau, C. — Cladostephusverticillatus 468 



Svedelius, N. — Distribution of Marine Algas 468 



Nordstedt, O. — Nomenclature of Desmids, and other Algological Notes 468 



Meyer, K. — Sphasroplea annulina 469 



Maheu, J. — Subterranean Algal Flora of France 469 



Bessey, C. E. — Protococcoidese .. 469 



West, W. & G. S. — Plankton of some Irish Lakes 470 



Bibliography 470 



Collins, F. S. — North American Algas 575 



Kjellman, F. R. — Marine Flora of Jan May en 575 



Ardissone, F., & V. Spinelli — Marine Algas of the Mediterranean 575 



Gepp, A. & E. S. — Marine Algas front New South Wales 576 



Lucas, A. H. S. — Norfolk Island Algas 576 



Matsdmura, J. — Japanese Algas 576 



Ingham, W. — Yorkshire Fresh-water Algas 576 



Silfvenius, A. J. — Fre*h-icater Algas from Finland 576 



Cushman, J. A. — New England Desmids 577 



Kuczkwski, O. — Morphology and Biology of Chara delicatula f. bulbillifera A. Braun 577 



Robinson, C. B. — North American Chareas 577 



Groves, H. & J. — Characeas from the Cape Peninsula 578 



Yamanocchi, S. — Polysiphonia violacea 578 



Retzius, G. — Spermatozoids of Fucaceas 578 



Tswett, M. — Colouring Matter of Phasophyceas 579 



Heydrich, F. — Actinococcus 579 



Brand, F. — Fibres in Cladophora 579 



Cotton, A. D.— Some Endophytic Alga 580 



Keeble, F., & F. W. Gamble — On •' Zoochlorella" in Convoluta .. 580 



Edwards, A. M. — Fossil Diatoms 580 



Osienfeld, C. H. — North Atlantic Plankton 580 



Schroder, B. — Phytoplankton of Temperate Seas 581 



Fraude, H. — Baltic Benthos and Plankton 581 



Keisslek, K. v. — Plankton of Lake Worth in Car inthia 581 



Bibliography 581 



Gomont, M. — Bow to Collect Algas 692 



Collins, F. S. — Notes on Algas 693 



Petkoff, S. — Fresh-water Algas of Bulgaria 693 



