CONTENTS. 
XVII 
PAGE 
Gamble, F. W., & J. H. Ashworth— Structure of Lug-Worm 424 
Gravier, Ch . — Brain of Glycera 425 
Darboux, G . — Elytra of Aphroditidx 425 
Akira Jizuka — New Species of Litoral Oligochxta 425 
Koule, Louis — Annelids of ‘ Travailleur ’ and 6 Talisman ’ Expeditions 425 
Schneider, G . — Phagocytic Organs in Earthworms 425 
Friedl^nder, P. — So-called Palolo- Worm 426 
Incubation of the Skate-Leech 426 
Kunstler, J., & A. Gruvel — Urns of Sipunculus 426 
Wilson, E. 13. — Cell-Lineage in Annelids and Polyclades 539 
Lewis, M . — Nervous System of Polychxta 539 
Hamaker, J. J . — Nervous System of Nereis 540 
Picton, L. J. — Heart-Body and Ccelomic Fluid in Polychxta 540 
Gilson, G . — Owenia 540 
M‘Intosh, W. C . — Notes on Annelids 541 
Mesnil, F., & Caullery — Epitokous and Polymorphic Forms of Dodecaceria con- 
charum 541 
Soulier, Albert — Early Stages in Development of Serpulidx 541 
Gravier, Ch . — Proboscis of Glyceridx 541 
Hescheler, K . — Regeneration in Earthworms 541 
Michel, A . — Development of Nephridia of Earthworm in Regeneration and in 
Ontogeny 542 
Michaelsen, W . — Chilian Earthworms 542 
Mesnil, F., & M. Caullery — Viviparity in an Annelid 629 
Lambert, Ada M . — Structure of an Australian Land-Leech 629 
Bayer, Emil — Histology of Rynchobdellidx 629 
Garbini, A . — New Species of Pristina . . 630 
Koule, Louis — Abyssal Sipunculids . . 630 
Sluiter, C. Ph . — South African Gephyreans 630 
N ematohelminthes . 
Graham, J. W. — Life-History of Trichina 79 
Spengel, J. W . — Excretory Cells of Ascarids 80 
Fritsch, G. — Vitality of Young Round- Worms 197 
Nassonov, N . — Terminal Organs of Excretory Canals in Ascarids 198; 
Jagerskiold, L. A . — (Esophageal Gland of Nematodes 198 
Linstow, von — Life-History of Gordius 309- 
„ „ Nematodes from Madagascar 309 
„ „ New Nematodes from Bismarck Archipelago 427 
Metalnikoff, S . — Excretion in Ascaris 427 
Nassonow, N. — Endo-Parasites of Hyrax 428 
Furst, E . — Centrosomes in Ascaris megalocephala 543 
Montgomery, T. H., J un . — American Gordiacea 543 
Nassonow, N . — Phagocytic Structures in Strongylus armatus 543 
Rotstadt, J . — Eustrongylus gigas in Dogs 543 
Cobb, N. A . — Introduction to Study of Nematode Parasites 630 
Montgomery, Thos. H . — New Species of Gordiacea 631 
Stossich, M . — Filaria and Spiroptera 631 
Platyhelminth.es. 
Joubin, L . — Nemertea 80- 
Fuhrmann, O . — New Tapeworm 80 
Ward, H. B . — Txnia confusa 80 
Luhe, M . — Bothriocephalus Zschokkei 80 
Blochmann, F . — Epithelium of Cestodes .. .. 80 
Zykoff, W . — Russian Turbellaria 80 
Plessis, G. du — Swiss Turbellaria 80‘ 
Woodworth, W. McM . — New Turbellaria .. . 81 
Haswell, W. A . — New Prorhynchid Turbellarian 198 
Muhling, P . — New Parasites 198 
Shipley, A. E . — New Tapeworm in a Bird 198 
Fuhrmann, O . — Turbellaria of Concarneau 309“ 
1898 b 
