XVlll 
CONTENTS. 
Thurston, E . — Habits of Virgularia 
Koch, G. v. — Septal Budding in Recent Madrepores 
Driesch, H. — Symmetry of Hydroid-Colonies 
Brauer, a . — Development of Hydra 
Porifera. 
Potts, E. — Freshwater Sponges of Florida 
Hope, R . — Two New British Sponges 
Lendenfeld, R. von — Physiology of Sponges 
Keller, C. — Sponge- Fauna of Red Sea 
Yosmaer, G. C. J . — Metamorphosis of Sponge-Larva 
Haeckel, E. — Deep-sea Keratosa of the ‘ Challenger' 
Bendy, A. — Old and New Questions concerning Sponges 
„ „ West Indian Chalinine Sponges 
Delage, Y . — Development of Siliceous Sponges 
Bendy, A, — Fseudogastrula Stage in Development of Calcareous Sponges .. 
Fol, L. — Anatomy of Hircmia, a new Genus of Spoyiges 
Lendenfeld, R. von — Key to the Nomenclature of Sponge Spicules . . 
IMackay, a. H. — Fi'eshwater Sponges of Canada and Newfoundland .. 
Lendenfeld, R. von — The Genus Stelletta 
Maas, O . — Development of the Freshwater Sponge 
PAGK 
Parte 729 
„ 729 
„ 729 
„ 729 
Part 1 49 
„ 50 
Part 2 190 
„ 192 
„ 193 
Parts 343 
„ 343 
344 
„ 344 
Part 4 470 
„ 470 
„ 470 
Part 5 614 
Parte 730 
„ 730 
Protozoa. 
Penard, E. — Fresh-water Heliozoa Part 1 50 
Wright, J . — Foraminifera of Deep Water off the S. W, Coast of Ireland .. „ 52 
PouCHET, G . — Cytoplasm and Nucleus in Noctilucas 52 
Beddard, F. E . — New Sporozoon in Vesiculae seminales of Perichxta .. „ 52 
ScHUBERG, A. — The Genus Conchophthirus Part 2 193 
Penard, E . — Notes on Heliozoa „ 193 
Wahrlich, W . — Anatomical Peculiarity of a Vampyrella „ 194 
Theloiian, P . — Spores of Alyxosporidia „ 194 
IMingazzini, P . — Classification of Gregarines „ 195 
Klebs — Monads in the Blood in Influenza „ 195 
Sacchi, Maria — Terricolons Protozoa Part 3 344 
Certes, A . — Protozoa from Cape Horn „ 345 
Balbiani, E. G . — Nucleus of Loxophyllum meleagris 345 
Bergh, R. S . — Nuclei of Urostyla .. .. „ 345 
Penard, E . — Freshwater Heliozoa „ 346 
Thelohan, P . — Myxosporidia „ 346 
Mingazzini, P . — The Genus Didymophyes ,, 347 
Erl ANGER, R. v . — Notes on Infusoria Part 4 471 
Borgert. A . — Structure of Distephanus (Dictyocha) speculum „ 471 
ScHCTT, F. — Colouring-Matter of the Pcridinieae- „ 472 
Pearcey, F. G . — Foraminifera of Faroe Channel „ 472 
Howchin, W . — Foraminifera of Older Tertiary of Australia „ 473 
Burrows, H. W., C. B. Sherborn, & Rev. G. Bailey — Foraminifera of the 
Red Chalk of Yorkshire^ Norfolk, and Lincolnshire. (^Plates VIII. -XI.) Part 5 549 
Brady, H. B . — New Type of Foraminifera of the Family Chilostomellidse 
{Fig. 60) 567 
Bangeard, P. a . — Ophrydium versatile and its Zoochlorellse „ 615 
„ „ Observations on Acinetina „ 615 
„ „ Notes on Flagellata „ 615 
