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Sonsino, P. — Life-cycle of Bilharzia lixmatobia 742 
Lonnberg, E. — Helminthology of West Coast of Norway 742 
Echinoderma. 
Chapeaux, M. — Nutrition of Fchinoderms 742 
Theel, H. — Development of Echinocyamus pusillus 743 
Chadwick, H. C. — Abnormal Specimen of Antedon rosacea 744 
Marenzeller, E. von — Notes on Holothurians 744 
Coelentera. 
Boveri, T. — Gyractis 745 
Alcock, A. — Corals from Indian Seas 745 
Hedlund, T. — Muriceidas 745 
Bedot, M. — Revision of the Forshaliidse 745 
Porifera. 
Dendy, A. — Structure and Classification of Calcarea Heteroccela 745 
Topsent, E. — Histology of Sponges . . .. ... .. 746 
„ „ Notes on Sponges 747 
Protozoa. 
Moore, J. E. S. — Structural Differentiation of Protozoa 747 
Labbe, A. — Coccidia of Birds 747 
Thelohan, P. — Coccidia 747 
Delepine, Sheridan, & P. R. Cooper — Psorospermosis or Gregarinosis 748 
Schuberg, A. — Parasitic Amoeba} of the Human Intestine 748 
Pfeiffer, L. — Cancer and Sporozoa Cell-diseases 749 
Burch ardt, E. — Coccidium in Colloid Cancer .. .. 749 
Bacelli — Pathogenesis of Malaria 750 
BOTANY. 
A. GENERAL, including the Anatomy and Physiology 
of the Phanerogamia. 
a. Anatomy- 
(1) Cell-structure and Protoplasm. 
Decagny, C. — Division of the Cell-nucleus 751 
Buscalioni, L. — Constitution of the Cell 751 
Zimmermann, A. — Mechanics of Growth of the Cell-wall 751 
Moll, J. W. — Karyokinesis in Spirogyra 752 
Amelung, E. — Average Size of Cells 752 
Acqua, C. — Formation of the Cell-wall in the Hairs of Lavatera 752 
(2) Other Cell-contents (including- Secretions). 
Petit, P. — New Vegetable Nuclein 752 
Chittenden, R. H. — Ferment of the Pine-apple 752 
Tschirch, A. — Formation of Oil or Resin in Schizogenous Receptacles 753 
(3) Structure of Tissues. 
Trecul, A. — First Formation of Vessels in the Leaves of Compositae 753 
Solla, R. F. — Tannin-cells in the Fruit of the Carob 753 
Buchenau, F. — Structure of Prionium serratum 753 
Koningsberger, J. C. — Histology of Rheum 753 
(4) Structure of Organs. 
Chatin, A. — Multiplicity of Homologous Parts 754 
Paoletti, G. — Fpicalyx of Tofieldia 754 
