CONTENTS. XIX 



PAGE 



Coe, W. R. — Sexual Phases in Geonemertes 317 



Walton, L. B. — Land Planarian from Ohio • 317 



Maclaren, Norman — Two Interesting Trematodes 317 



Osbokn, H. L.— Habits and Structure of Cotylaspis insignis 317 



Jammes, L., & H. Mandoul — Bactericidal Action of Cestodes 440 



Shipley, A. E. — Notes on Cestodes 440 



Szymanski, M. — Neio Bird Tapeworm 440 



Zschokkl-, F. — Arctic Cestodes 440 



Linstow, O. v. — New Helminths 441 



Coe, W. R. — Anatomy, Development and Habits of Geonemertes agricola 441 



„ „ North American Nemerteans 441 



Janicki, C. v. — Copulation in Cestodes 596 



Ijima, Isao — New Cestode Larva Parasitic in Man .,. .. 596 



Goldschmidt, R. — Maturation, Fertilisation, and Development in Zooganus mirus 596 



Schubmann, W. — Oogenesis and Development of Fasciola hepatica 597 



Fredericq, L. — Planaria alpina in Belgium 597 



Luther, Alex. — Eumesostominm 597 



Mattiesen, E. — Development of Fresh-water Dendrocada 597 



Bergendal, D. — Structure of Car inoma 598 



Shipley, A. E., & James Hornell — Parasites of the Pearl Oyster 702 



Minckert, W. — Histology of Cestodes 702 



Tosh, J. R. — Internal Parasites of Salmon 702 



Fuhrmann, O. — Bird Cestodes of Eastern Asia 702 



Marshall, W. S., & N. C. Gilbert — New Trematodes 703 



Maclaren, N. — Structure and Affinities of Trematodes 703 



Laidlaw, F. F. — Ceylonese Polyclad Tur'bellaria 703 



Coe, Wesley R. — North American Nemerteans 703 



Incertae Sedis. 



Calllery, M., & F. Mesnil— New Enteropneustan Family 58 



Spengel, J. W. — New Enteropneustan Species from Naples 58 



Ritter, W. E., & B. M. Dawis — Young Stages of some Enteropneusta 58 



Waters, A. W. — Bryozoa from Franz-Josef Land 58 



Stiasny, G. — Excretory Apparatus in Eutoprocta 318 



Schepotieff, A. — Position of Rhabdopleura 441 



Ritter, W. E., & B. M. Davis — Notes on Young Enter opneuita 442 



Dublin, L. I. — Germ-Cells in Pedicellina americana 442 



Gravier, Ch. — Ptychodera erythrxa 598 



Rotifera. 



Piovanelli, Sebastiano, and others — Three New Par asitic Rotifers 188 



Murray, James — New Botifers from Scotland 318 



Bryozoa. 

 Cumings, E. R. — Development of Fenestella 703 



Echinoderma. 



Hambach, G. — Revision of the Blastoids 58 



Klem, Mary J. — Revision of Paleeo zoic Palasechinoidea 59 



Martensen, Th. — Siamese Sea-Urchins 189 



Pace, S. — Species of Cucumaria from Plymouth 189 



Minckert, \V. — New Crinoid 189 



Herbst, Curt — Artificial Production of Vitelline Membrane in Unfertilised Ova of 



Sea Urchin 318 



b 2 



