XYlll CONTENTS. 



FAGB 



Bhizopods as Food for Young Fishes Parti 618 



Rhizopods in Mosses „ 618 



Fission of Euglypha alveolata ,, 618 



Observations on the Gregarinidce „ 619 



Myxomijcetes or Mycetozoa „ 638 



Structure of Unicellular Animals in General Part 5 751 



New Infusoria. (^Plate X.) „ 756 



The Tintinnoidea ,, 756 



Beticularian Rhizopoda „ 759 



Protozoa Parasitic in Man and the Diseases to tvhich they 



give rise „ 760 



Parasitic Protozoa, especially those of Man „ 764 



Psorosperms of Fishes „ 766 



Biitschli's ' Protozoa ' „ 766 



Biology of the Inferior Organisms Part 6 901 



Infusoria Parasitic in Cephalopods „ 902 



Flagellata „ 903 



Structure of Trichodina steinii „ 905 



Fission of Monothalamous Rhizopods „ 905 



BOTANY. 



A. — Geneeal, including Embryology and Histology of the Pbanerogamia. 



Fertilization of Cobcea scandens Part 1 69 



Multinucleated Cells in the Suspensor of some Leguminosae „ 69 



Open Communications between Endosperm-cells „ 70 



Modification of Palisade-tissue „ 70 



Formation of Healing-tissue and Fall of the Leaf .... ,, 71 



Membrane of Bordered Pits „ 71 



Underground Siomata „ 71 



Sieve-tubes of Dicotyledonous Plants „ 72 



Cork-growths on Leaves , 74 



Heliotropism „ 74 



Influence of Light 071 Germination and Respiration .... ,, 75 

 Effect of the Intensity of Light on the Decomposition of 



Carbonic Acid by Plants „ 75 



Decomposition of Carbonic Acid by Plants in Artificial 



Light ,, 76 



Action of Light on the Formation of the Red Pigments in 



Plants ,, 76 



Influence of Annual Temperature on Change of Colour in 



Leaves „ 77 



Variation with Altitude of the Colouring Matters of Flowers „ 77 



Breathing of Plants and Animals ,, 77 



Morphology of the Ovule Part 2 260 



Embryogeny of Lupinus ,, 260 



Embryology of Orclds maculata ,, 261 



Course of the Pollen-tube in Angiosperms „ 262 



Nucleus of Vegetable Cells „ 264 



Cell-nucleus in the Secretion-receptacles and Parenchymatous 



Cells of the Higher Monocotyledons „ 265 



Multinucleated Cells „ 266 



