VII 



Glint her, Konrad , Samenreifung von 

 Hydra viridis. (R. Goldschmidt) 332 



Gunther, R. D., Structure and Affini- 

 ties of Mnestra para&ita Krohn. 

 (0. Ma as) 79 



Murbach, L., Egg-laying in Go)iion</nu*. 



- (0. Ma as) 333 ! 



- and C. Shearer, Medusae from the 



Coast of British Columbia Alaska. 



- (0. Maas) 334 



Perkins, H. F., Development of Gonio- 

 nema. -- (0. Maas) 335 



Vanhoffen, E., Craspedote Medusen der 

 deutschen Tiefseeexpedition 1898-99. 



(0. Maas) 242 j 



Yerkes, R. M., Reactions and Reaction- 

 time of the Medusa Gonionema J/w- 

 bachi to Photic Stimuli. (0. Maas) 386 



Acepliala. 



Trind, G. , Nuova specie di Cytaeis. 



- (0. Maas) 80 



Vanhoffen, E., Acraspede Medusen der 



deutschen Tiefseeexpedition 189899. 



- (0. Maas) 241 



Antliozoa. 



Beecher, C. E., Genus Romingeria. - 

 (A. Tornquist) 743 



Carlgren, Oskar, Kurze Mitteilungen 

 liber Anthozoen. 1 3. (W. May) 446 



Dlierden, J. F.. Bunodeopsis globulifcra 

 Verrill. - - (W. May) 387 



- Madrepoiaria. III. Budding and Fis- 

 sion. - - (W. May) 388 



- Madreporaria. IV. Fissiparous Gem- 

 mation. -- (W. May) 889 



Hickson , Sydney J. , Alcyonium paess- 



leri. - - (W. May) 393 



Holm, Otto, Weiteres tiber Nephthya 



und Sponqodes. - - (W. May) . . 390 

 Kiikenthal, W., Korallentiere des Roten 



Meeres. - - (W. May) 391 



Me. Murrich, J., Plaifair, Actiniae of 



the Plate Collection. -- (W. May) 794 

 Roule, Louis, Clavularia. -- (W.May) 392 

 Roule, M. Louis, Antipathaires. (W. 



May) 795 



Voeltzkow, Alfred, Riffe und Inseln 



des westlichen indischen Ozeans. 



III. Mafia und Sansibar. IV. Die 



Comoren. -- (W. May) 394 



Echinoderma. 



Boveri, Th. , Seeigelbastarde. - (R. 



Fick) 890 



Bryce, Thomas H. s Maturation of the 



ovum in Echinus esculentus. (R. 



Fick) 40 



Caullery, Maurice et Michel Siedlecki, 



Resorption phagocytaire des produits 



genitaux inutilises chez I'Echinocar- 



diitm cordalum Pennant. -- (R. Fick) 200 

 Fischer, Martin H., How long does 



(Arbacia) sperm live in sea-water? 

 - (R. Fick) 41 



Gunther, Konrad, Nucleolus im reifen- 

 den Echinodermenei. -- (R. Fick) . 42 



Loeb, Jacques, Fertilization of the Egg 

 of the iSea-Urchin by the Sperm of 

 the Starfish. - - (R. Fick) . . . .865 

 Further Experiments on the Ferti- 

 lization of the Egg of the Sea-Urchin 

 with the Sperm of various species 

 of Starfish and a Holothurian. 

 (R. Fick) .866 



Vermes. 

 Plathelminthes. 



Tnr bell aria. 



Bresslau, E., Sommer- und Wintereier 

 der Rhabdocolen. - - (E. Bresslau) 344 



Entwicklungsgeschichte der Turbel- 

 larien. (E. Bresslau) 



345 



352 



Busson, B., Einige Landplanarien. - 



(E. B r e s s 1 a u) 



Caullery, M., et F. Mesnil, Fecampia 



^ Giard. - (E. Bresslau) .... 346 

 Chichkoff, G., Nouvelle espece du genre 

 ^ Phayocata Leidy. (E. Bresslau) 348 

 Fuhrmann, 0. , Macrorhynchus bivittatus 

 (Ulianin). -- (E. Bresslau) . . . 340 

 - Neuer Vertreter eines marinen Tur- 



bellariengenus im Siisswasser. 



(E. Bresslau) 341 



Laidlaw, F. F., Marine Turbellaria. - 



(K. Bresslau) 337 



MarineTurbellariafromTorresStraits 

 and the Pacific. (E. B res si au) 338 



Turbellaria Polycladida from the 

 Straits of Malacca. (E Bresslau) 339 



Mattiesen, E., Eireifung und Befruch- 

 tuug der Siisswasserdendrocoelen. - 

 (R. Fick) 269 



Mell, C., Landplanarien der madagas- 



sischen Subregion. (E. Bresslau) 350 

 Mrazek, A., Neue polypharyngeale 



