XVI 
CONTENTS, 
Pratt, H. S . — Appendiculate Distomes 
G a lli- Valerio, Bruno — Notes on Parasites 
Krsmanovie, K . — Structure of Geoplana 
Sabussow, H . — New Turbellarian 
Georgevitch, Jivoin — Development of Convoluta 
Vaney, L,, & A. Conte — New Cercaria from the Snail 
Wolffhugel, K . — Gestodes of Birds 
Zschokke, F . — Cestodes from Marsupials 
Riggenbach, Emanuel — Scyphocephalus bisulcatus g. et sp.n 
Jagerskiold, L. A . — Macraspis elegans Olsson 
Hofmann, Karl — Development of Distomum leptostomum Olsson 
Morgan, T. H . — Regeneration in Planar ia 
Kathariner, L . — Gyrodactylus in Salt Water 
Woodworth, W. McM . — New Pelagic Nemertean 
Mingazzini, Pio — Adhesion of Gestodes to Intestinal Wall 
Kowalewski, M . — New or Rare Trematodes 
Incertae Sedis. 
Roule, Louis— Position of Phoronis 
Willey, A. —Some Points in the Morphology of Enteropneusta 
Blochmann, F . — Larva of Discinisca 
W'heeler, W. M. — Life-History of Dicyema 
Caulleuy, Maurice & Felix Mesnil — Three New Orthonectids 
Cole, F. J. — Rliabdite-“ cells ” in Cephalodiscus 
Wheeler, W. M . — Sexual Phases of Myzostoma 
Davenport, C. B . — North American Fresh-water Bryozoa 
Caullery, M„, & F. Mesnil — Development of Orthonectids 
Benham, W. Blaxland— New Zealand Species of Balanoglossus 
Masterman, A. T . — The “ Notochord ” of Cephalodiscus 
Ladewig, Franz — Budding in Ectoproctous Bryozoa 
Rotatoria. 
Lord, J. E . — Two New Rotifers 
Lauterborn, Robt . — Varieties of Anursea cochlearis 
Lenssen — Oogenesis and Maturation in Hydatina senta 
Weber, E. F . — Rotatoria of the Basin of the Lake of Geneva 
Hemfel, Adolph — List of Rotifera found in the Illinois River at Havana , III. 
Jennings, H. S . — Trocliosphsera solstitialis 
Shephard, John — Structure of the Vibratile Tags in Rotifera 
Marpmann, G . — Rotatoria of Fresh-water Plankton 
Echinoderma. 
Bordas, L . — Respiratory Trees of Holothuroids 
McBride, E. W . — Asterid Development 
Goto, S . — Ceelomic Cavities of Asteroids 
Vernon, H. M . — Hybridism in Sea-Urchins 
Grave C . — Development of Ophiura olivacea 
„ „ Development of Ophiocoma echinata 
Koehler, R . — Species of Echinocardium 
Bordas, L . — Reproductive Organs of Holothurians 
Farquhar, H . — Echinoderm Fauna of New Zealand 
Clark, H. L . — Bermuda Echinoderms 
„ „ Development and Anatomy of Synapta vivipara 
Loeb, J . — Experiments with Sea-Urchin Eggs 
Doderlein, L . — Notes on Arctic Echinoderms 
Russo, A . — Reproductive Organs of Echinoderms 
MacBride, E. W . — Development of Echinoids 
Coelentera. 
Parker, G. H . — Mesenteries and Siphonoglyphs in Metridium marginatum Milne- 
Edwards 
Torrey, H. B . — Monogenesis in Metridium 
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