- XVII 



scabiosae (Gir.) an Centaurea scahiosa. 



— (W. May) 250 



Wasmann, E., Ameisenfaima von Helgo- 

 land. — (K. Escherich) .... 380 



— Dorylinen-Gäste. — (K.Eschericli) 890 



— LomecAHsa -Pseudogynen-Theorie. — 



(K. Escherich) 891 



— Mvrmecophile Antcnnophorus. — 



(K. Escherich) 892 



Wheeler, W. M., Compound and mixed 

 nests of American Ants. — (K. 

 Escherich) ........ 251 



— Macroergates among Ants, — (K. 

 Escheri'ch) 252 



— Microdon larvae in Psettdomyrma 

 Nests. — (K. Escherich) . . .893 



Zavfei, J., Entwickelung der Stirnaugen 

 (Stemmata) von Fes/»a. — (R.Hesse) 716 



Mollusca. 



Gastropoda. 



Adams, L. Z., Some British Land and 

 FresliTs-ater Shells. — (H.Simroth) 255 



Bäcker, R., Gastropodenaugen. — (R. 

 Hesse) 717 



Biedermann, W., Bau und Entsteh- 

 ung der Molluskenschalen. — (H. 

 Simroth) 261 



Carazzi, D., Studi sui molluschi. — 

 H. Siiuroth) 264 



Collinge, W. E., Slugs from N. W. 

 Bornco. — (H. Simroth) . . . .271 



Hesse, R., Retina des Gastropoden- 

 auges. — (R. Hesse) 718 



Kew, H. W., Mucus-Threads of Lands 

 Slugs. - (H Simroth) .... 277 



Simroth, H., Neue Arbeiten über Ga- 

 stropoden. (Zusfass. Übersicht) 255—302 



Stempell , W., Bildimgsweise und 

 Wachstum von Schneckenschalen. 



— (H. Simroth) 291 



Thiele, Joh., Cölomfrage. — (H. S i m- 



roth) 293 



— Körperform der Gastropoden. — 



(H. Simroth) 294 



— Entstehung und Formenentwicke- 

 lung der MoUuskeuschale. — (H. 

 Simroth) 295 



Prosobrancliia. 



Bergh, R., Gattung Harpn. — (H. 



Simroth) 259 



Bonnevie; K., Enteroxenos östergrcni. — 



(H. Simroth) 262 



Conklinj Edw., Individuality of the Germ 



Nuclei during the Cleavage of the Egg 



of Crepidula. — (H. Fick) . . .112 



— Centrosome and Spheie iu the Ma- 

 turation, Fertilization and Cleavage 



of Crepidula. — (R. Fick) . . .113 

 Druramond, J. M., Development of Pa- 

 liidina vivipara. — (J. Meisen- 

 heim e r) 719 



Kowalevsky, A. , Genre Chaeloderma. 



- (H. Simroth) 279 



Simroth, H., Prosobranchia. — (H. S i ra- 



roth) 288 



Tobler, M., Parmophorus intermedius 

 Recve. ~ FI. Simroth) . . . . 296 



Züolo,?. Zeutralbl. IX. Jahrpr. 



Voigt, W., Entocolax Sehiemenzi. — (H. 



Simroth) 297 



Willcox, M. A., Anatomy of the Lim- 



pets. — (H. Simroth) 301 



Opisthobranchia. 



Bergh, R. , Bullacea. 1. u. 2. — (H. 



Simroth) 260 



Guiart, J., Gasteropodes opisthobran- 



ches. — (H. Simroth) 274 



Jordan, K., Locomotion bei Aplysia. 



— (H. Simroth) 276 



Kowalevsky, A., Genre Pseudovermis. 



— (H. Simroth) 280 



— Les Hedylid^s. — (H. Simroth) 281 

 Mazzarelli, Q., Struttura delle larve 



libere dei Gasteropodi opistobranchi. 



— (J. M eis en heimer) . . . . 720 

 Riggenbach, E., Selbstverstümmelung. 



— (H. Simroth) 287 



P u 1 m n a t a. 



Ancey, C. F., Genus Ai^hmunella Pils, 

 and Ckll. — (H. Simroth) . . . 256 



Andre^ E., Organes de defense tegu- 

 mentaires de Hyalinia. — (K. Sim- 

 roth) 257 



— Une Limnee du lac Leman. — (H. 

 (Simroth) 258 



Bullen , R. A. , HcHcdla cantiana. — 

 (H. Simroth) 263 



Collinge, W. E., New species of Ana- 

 dcnu.,. — (H. Simroth) . . . .265 



— Two new species of Microparmarion. 



— (H. Simroth) 266 



— Anatomy of Amphidromus palaceus 

 Mouss. — (H. Simroth) . . . . 267 



— Anatomy of Vitrina irradians of 

 Pfeiffer. — (H. Simroth) . . .268 



— Anatomy of Apera burnupi E. A. 

 Smith. — (H. Simroth) . . . .269 



— Agnathous Pulmonate Mollusca. — 



(H. Simroth) 270 



Godwin-Austen, H. H., Anatomy of 

 Heiix ampuUa of Benson. — (H. S i m- 

 roth) . . .272 



— Anatomy of Helix politissima Pfr. — 



(H. Simroth) 273 



II 



