XX CONTENTS. 



PAOB 



Marshall, W. — Reproduction of SpongiUa lacustris Part 6 1011 



Lendexfeld, R. v. — T/ie Phoriospongix „ 1012 



VosMAER, G. C. J. — Sponges of the ♦ Willem Barents' Expedition.. .. „ 1013 



Lexdexfeld, R. V. — New Sponges from South Australia „ 1013 



Potts, E. — Fresh-water Sponge from Mexico „ 1014 



Lendenfeld, R. V. — Australian Sponges n 1014 



Protozoa. 



Hertwig, R., & VoGT, C. — Erythropsis agilis, a New Protozoan.. .. Part 1 77 



Kellicott, D. S. — New Vorticellid n 78 



Ryder, J. A. — Chlorophylloid Granules of Vorticella „ 78 



Henxeguy, L. F. — New Ciliated Infusorian .. ., , „ 79 



Stokes, A. C. — New Fresh-water Infusoria „ 80 



Entz, G. — Infusoria of the Gulf of Naples „ 80 



Kerbert, C. — New Infusorian Parasite „ 81 



Stokes, A. C. — New Parasitic Infusoria ,, 81 



Hexxeguy, L. F. — Flagellate Infusorian Parasitic on Trout .... „ 82 



KunstleRj J. — New Rhizopod „ 82 



Schxeider, a. — Ophryocystis bUtschlii ,, 82 



Bell, F. J. — Peculiar variety of Acineta grandis „ 167 



Hertwig, R. — Erythropsis agilis Part 2 255 



Gruber, a. — Protozoa of the Gulf of Genoa „ 256 



Stokes, A. C. — New Fresh-water Infusoria „ 257 



„ „ New Choano-Flagellata „ 258 



Imhof, O. E. — Flagellata {Dincirryon') as Members of the Pelagic Fauna 



of Lakes „ 258 



ROBOZ, Z. V. — Calcituha polymorpha „ 258 



Laxkester, E. Ray — Archerina Boltoni „ 259 



Grcber, a. — Studies in Amoebx „ 260 



KtJNSTLER, J., & A. PiTRES — Psorosperm in the Human Pleural Cavity „ 261 



Paroxa — New and Little-known Protista „ 261 



Weismaxtj, a. — Immortality of Unicellular Organisms Part 3 466 



Gruber, A. — Multinucleated Protozoa „ 467 



Elebs, G. — Peridinise „ 468 



POUCHET, G, — Marine Peridinix „ 469 



ExTZ, G. — Tintinnodea „ 470 



Bla>'C, H. — Variability and Mode of Reproduction of Ceratium hirun- 



dinella , 470 



Kellicott, D. S. — New Infusoria 470 



Stokes, A. C. — New Vorticella „ 470 



FoLix, DE — Structure of Reticular Rhizopods „ 471 



Frexzel, J. — Marine Gregarinidse „ 471 



WiTLACZiL, E. — New Gregarine „ 471 



Daxilewski, B. — Hsematozoa in Cold-blooded Animals „ 472 



NussBATJM, M., & A. Gruber — Artificial Division of Infusoria .. .. „ 472 



Gruber, A. — Further Experiments on the Artificial Division of Infusoria Part 4 658 



Stokes, A. C. — Vorticellm with two Contractile Vesicles ,, 659 



„ „ New Fresh-water Infusoria .' „ 659 



Kext, W. S. — Infusorial Parasites of the Tasmanian White Ant .. .. „ 662 



Buck, E. — Unstalked Variety of Podophrya fixa „ 662 



LocKWOOD, S. — Pseudo-cyclosis „ 663 



