XV111 . CONTENTS. 



PACK 



Linstow, O. VON — New Tapeworm in Man 64'.l 



Shipley, A. E. — Bothriocephalus histiophorus up. n •• •• 649 



Miuzek, Al. — Position of Nerve-cord in Aboihrium rectangulum <j4I> 



Saint-Remy, G. — Development in Cestoda . 64'.) 



Mrazek, Al. — Larva of Caryophyllseus mutabilis .. .. 65(1 



Punnett, R. C. — New British Nemertea 650 



Bekgendal, D. — Callinera burger i 650 



Incertee Sedis. 



Nickerson, W. S. — Double Forms of Loxosoma 48 



Roule, Louis — Development of Phoronis sabatieri 158 



Ritter, W. E. — New Enter opneuston 159 



T>avenport, C. B. — Variations in Statoblasts of Pectinatella magnified 150 



Harmer, S. F. — Classification of Chilodomatous Bryozoa 159 



Caullery, M., & F. Mesnil — Life-history of Orthonectids 422 



Masterman, A. T. — Development of Phoronis 422 



Gineste, Ch. — " Ciliated Urns" of Gephyreans 538 



Schulz, Karl — Structure of Potyzoa 651 



Rotatoria. 



Lauterborn, Robert — Variation Cycle of Anurea cochlearis 159 



Jennings, H. S. — Rotatoria of the United States 160 



Hilgendorf, F. W. — Rotifers of New Zealand 160 



Rousselet, C. F. — Specific Characters of Asplanchna intermedia 422 



Dixon-Ntjttall, F. R., & M. F Dunlop — New Rotifers 42:; 



Jennings. H. S. — North- American Rotatoria 651 



Echinoderma. 



Kcehler, R. — Antarctic Echinoids and Ophiurids 43 



Russo, Achille — Genital Organ of Larval Antedon 415 



■Chadwick, H. C. — Structure of Echinus esculentus 161 



Griffiths, A. B. — Pigment of Echinus escidentus 161 



Dawydoff, C. — Regeneration in Ophiuroids 161 



Klem, Mary — Development of Agaricocrinus 161 



Tower, W. L. — Abnormal Sea-urchin 281 



Clark, H. L. — Holothuria of Pacific Coast 281 



Boveri, Th. — Polarity in Egg of Sea- Urchin 42," 



Graye, Caswell — Development of Ophiur a brevispina .. 53S 



Masterman, A. T. — Development 'of Cribrella oculata 539 



Pfeffer, \V. — Optic Organs of Starfishes 539 



Boveri, Th. — Polarity of Oocyte, Ovum, and Larva of Strongylocentrotus lividus .. 540 



Clark, H. L. — North American Holotliuroidx 540 



Mead, A. D.— Natural History of Starfish 651 



Strassen, O. zur — Oral Skeleton of Ophiuroids .. .. 652 



Przibram, H. — Regeneration in Antedon rosacea 652 



Herouaro, Edgard — Antarctic Holothurians 652 



Coelentera. 



M'Murrich, J. Playfair — Mesenterial Filaments 4:! 



Duerden, J. E. — Anemones from Jamaica .. 44 



Parke, H. H. — Variation and Regulation of Abnormalities in Uydra 162 



( arlgren, Oskar — Mesenteries of Actiniaria 281 



Kassianow, N. — Nervous System of Lucemaridx 282 



Nutting, C C. — Plumularidx 282 



Garbe, A. — Origin of Reproductive Organs in Ctenophora 42:! 



Wryagevitch, Th. A. — Halcumpella in the Black Sea 424 



Hargitt, Charles W. — North-American Uydromedusse 424 



