XIV CONTENTS. 



PAGE 



Infusoria Parasitic in Cephalopods Part 1 63 



Parasites of the Eckinrida „ 63 



Symbiosis of Lower Animals with Plants Part 2 204 



New Sub-class of Infusoria — (^Pulsatoria) „ 204: 



Skeleton of the Eadiolaria „ 205 



Eecent Researches on the Ileliozoa „ 205 



Dimorpha mutans „ 207 



Contributions to the Knowledge of the Amccbw. (^Plate III.') „ 208 



Protozoa of the White Sea „ 213 



Organization of the Cilio-flagellata Part 3 351 



Infusorian with Spicular Skeleton ,, 355 



Contractile Vacuole of Vorticella „ 355 



Geographical Distribution of Ehizopoda „ 356 



Classification of the Gregarinida „ 356 



Psorospermim in Man „ 357 



Myxosporidia „ 358 



Morphology of Protozoa „ 359 



Eozoon Canadense „ 360 



De Lanessan's Protozoa Part 4 517 



Kent's Manual of the Infusoria „ 518 



Flagellata „ 518 



Cell-parasite of Frog's Blood and Spleen (^Drepanidinm 



ranarum) ,, 519 



Development of Trypanosoma „ 520 



New Gregarines ,. 521 



Ciliation of the Hypotrichous Infusoria Part 5 636 



Species of Vorticellce „ 636 



AcinetidcB „ Q'AQ 



New Type of Porcellanoiis Foraminifera ,, 637 



Bacterium rubescens Lank. — Monas Okenii Ehr „ 640 



Biitschli's Protozoa Part 6 799 



New Ciliate Infusorian „ 799 



Actinophrys sol „ 800 



Nuclei of Lieberkuehnia „ 802 



Parasitic Protozoa .. .. ,- „ 803 



Intestinal Parasites of Oysters „ 804 



BOTANY. 



A. — General, including Embryology and Histology of the Phanerogamia. 

 Origin of the Embryo-sac and Functions of the Antipodal 



Cells Part 1 64 



Polyemhryony in Mimosece „ 65 



Resistance of Seeds to extreme Cold „ 66 



Mechanical Contrivances for the Dispersion of Seeds and 



Fruits „ 66 



Chemical Difference between dead and livini/ Protoplasm .. „ 67 

 Energy of Growth of the Apical Cell and of the youngest 



Segments „ 67 



Action of Nitrous Oxide on Vegetable Cells „ 68 



Chlorophyll and the Cell-Nucleus ,. 69 



