( 4 ) 



PAOE 



Vermes. 



Kleixenberg, N. — Orighi of Annelids from the Larva of Lopadorhynchus .. .. 87 



NusBAUM, J. — Organogeny of the Eirudinea 88 



Leydig, F. — Colossal Nerve-fibres of the Earthworm 90 



BoiTSFiELD, E. C. — Annelids' of the Genus Dero 90 



Eocene, A. G. — Budding in Oligochxta 91 



ScHAUiNSLAND, H. — Excretory and Generative Organs of PriapulidiB 91 



MiCHAELSEN, W. — Lymphatic System in Enchytrxidx 92 



Caknot, J. B. — Oogenesis in Ascaris 92 



Treub, A. — Nematoid Parasite on Sugar-cane , 93 



Hannover, A. — Cysticercus cellulose in Brain of Man 93 



Beneden, E. van — Bothriorephalas latus in Belgium 93 



ZscnoKKE, F. — Scolex polymorphus 93 



Poirier, J. — The DiplostomidiB 93 



CaAvms, F.—Nemerteans of Boscof " 94 



Tessin, G. — Ova and Development of Rotatoria 94 



KoHLEB, K. — Natural History of Orthonecti da 95 



Marion, A. F. — Two New Species of Balanoglossus 95 



Coelenterata. 



NussBAUM, M. — Polypes turned outside in 95 



Chcn, C. — Structure and Development of Siphonophora 96 



HARThAVB, C— Structure of Eleutheria 96 



Lang, A. — Gastroblasta Ba faciei 97 



VoGT, C. — New Sessile Medusa 98 



Porifera. 



Vosmaee's Pon/ero 99 



'Noll, F. C.—Spongilla glomerala 99 



WiERZEjSKi, A. — Fresh-vtater Sponges of Galida 99 



Carter, H. J. — South Australian Sponges .. .. , 99 



Protozoa. 



MoBius, K. — Adoral Ciliated Organ of Infusoria 99 



Fischer, S. — Contractile Vascuotes of Infusoria 100 



BcHtJBERG, A. — Bur saria truncal ella .. •■ 1"0 



Stokes, A. C. — Food Hahit of Peialomonas 101 



PoucHET — Gymnodinium pjolyphemus 101 



Blanc, H. — Neiv Foraminifer 102 



Brandt, K. — Colonial Badiolarians 102 



Warpachowsky, N. — Neio Opialina 105 



Danilewsky, B. — Parasites in the Bood of Lizards 105 



Parona, 0. — Parasitic Protozoa in Ciona intestinalia 106 



BOTANY. 



A. GENERAL, including the Anatomy and Physiology 

 of the Phanerogamia. 



a. Anatomy. 

 (1) Cell-structure and Protoplasm. 



Detmeb, W. — Destruction of the Molecular Structure of Protoplasm 106 



Kleks, G. — Structure of the Cell-wall 107 



Grant, A. E. — Multinucleated Cells 107 



(2) Other Cell-contents. 



Wollheisi, J. — Chemical Composition of Chlorophyll 107 



Pirotta, K. — Crystalloids in Pilhccoctenium clematideum 108 



(3) Secretions. 



Bebthelot, M., & E. Ancre — Formation of Oxalic Acid in Vegetation 108 



(4) Structure of Tissues. 



Haberlanbt, G. — Assimilating System 109 



PoTONits, H. — Vascular Bundles of /iea Mays 109 



Fbitsch, 0. — Interruption in the Pith of Conif eras 110 



Karsten, H. — Ant-entertaining Plants 1]0 



Pirotta & MARCATiLi—Lah'c?7e)-ou8 Vessels 110 



