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5. Lamellibranchiata. page 



Apathy, I. — Histology of Najadx 205 



Molluscoida. 



a. Tunicata. 



Beneden, E. van-— Classification -of Tunicata 206 



Dollet, C. S. — Histology of Salpa 207 



#. Polyzoa. 



Herdman, W. A. — Reproductive Organs of Alcyonidium gelatinosum 208 



Foettinger, A. — Anatomy of Pedicellina 208 



Arthropoda. 



Patten, W. — Eyes of Arthropods 209 



a. Insecta. 



Rath, O. v. — Dermal Sensory Organs of Insects , .. .. .. 210 



Knuppel, A. — Salivary glands of Insects ,, .. .. 211 



M'Cook, H. C. — Sense of Direction in Formica ruf a .. >. 212 



FiycKEN, v. — Respiration of Hydrophilus .. . 212 



Selvatico, S. — Aorta of Bombyx mori 212 



Easchee, E. W. — Larva of Culex 212 



Cholodkovsky, N. — Some Species of Chermes 213 



0. Myriopoda. 



Heathcote, F. G. — Post-embryonic Development of Julus 213 



5, Arachnida. 



Plateau, F. — Vision in Arachnids . . 214 



„ „ Respiration of Arachnida 214 



Wagner, V. — "Regeneration of Lost Parts 215 



M'Cook, H, C. — Age and Habits of American Tarantula 215 



Zachaeias, O. — Distribution of Arachnida 215 



e. Crustacea. 



Marchal, P. — Excretion in Brachyurous Crustacea 216 



Eawitz, B. — Green Gland of Crayfish „ 216 



Giard, A., & J. Bonnier — The Bopyridm 216 



„ „ Two New Genera of Epicarida 217 



Claus, O. — Lemieascus and the Philichthydse 217 



Nussbaum, M. — First Changes in Fecundated Ovum of Lepas 218 



Vermes. 



a. Annelida. 



Salensky, M. — Development of Annelids .,. 218 



Bourne, A. G. — Vascular System of Hirudinea 219 



Brunotte, C. — Structure of the Eye of Branchiomma 219 



Vejdovsky, F. — Larval and Definite Excretory Systems in Lumbricidm 220 



Beddard, F. E. — Reproductive Organs of Moniligaster 221 



» ,» So-called Prostate Glands of Oligochseta 221 



Eoule, L. — Histology of Pachydrilus enchytrseoid.es 222 



Benham, W. B. — New Earthworm , 222 



Meyer, E. — Organization of Annelids , 222 



Joyeux-Laffuie, J. — Nervous System of Chxtopterus Valencinii 225 



Fraipont, J. — Polygordius 225 



/3. Nemathelminth.es. 



Lee, A. Bolles — Spermatogenesis in Chxtognatha 227 



Camerano, L. — Life-history of Gordius 228 



Villot, A. — Development and Specific Determination of Gordii 228 



Bos, J. Ritzema — Natural History of Tylenchus 229 



b 



