CONTENTS. XVII 

 Echinodermata. 



PAGE 



Hamann, O. — Histology of Echinoderms Parti 53 



n n Wandering Primordial Germ-cells in Echinoderms .... „ 56 



Hartog, M. M. — True Nature of the Madreporic System of Echinodermata „ 57 



Cuenot, L. — Nervous System and Vascular Apparatus of Ophiurids .... „ 57 



Carpenter, P. H. — Development of Apical Plates in Amphiura squamata . . „ 58 



Herouard, E. — Calcareous Corpuscles of Holothurians „ 58 



Bury, H. — Development of Ardedon rosacea Part 2 232 



Groom, T. T. — New Features in PelanecJdnus corallinus „ 233 



Sara six, P. & F. — Budding in Star- fishes „ 233 



Semon, R. — Mediterranean Synaptidae „ 233 



Sarasin, P. & F. — Longitudinal Muscles and Stewart's Organ in Echino- 



thurids Part 3 429 



Protiho, H. — Researches on Dorocidaris papillata and other Mediterranean 



Echinids „ 430 



Doderlein, L. — Echinoidea of Japan „ 431 



Sarasin, P. & F. — Gemmation in Linckia multipara „ 431 



Durham, H. E. — Emigration of Amoeboid Corpuscles in Star-fish „ 431 



„ „ Madreporite of Cribrella ocellata „ 431 



Hamann, 0. — Morphology of Ophiurids ,, 432 



Fleischmann, A. — Developments of Egg of Echinocardium cordatum .. .. Part 4 590 



Sabasin, P. & F. — Renal Organ of Echinoids „ 590 



Bell, F. Jeffrey — Remarkable Ophiurid from Brazil „ 591 



Ludwig, H. — New and Old Holothurians , 591 



Jiceeli, C. F. — Nervous System of Echinodermata Part 5 741 



Sarasin, P. & F. — Anaiomy of Echinothurida and Phytogeny of Echino- 

 dermata Part 6 956 



Griffiths, A. B. — Renal Organs of Star-fis/ies „ 958 



Cuenot, L. — Anatomy of Ophiurids „ 958 



Barrois. J. — Development of Comatula „ 960 



Carpenter, P. H. — ' Challenger' Comatulas „ 962 



Coelenterata. 



Chun, C. — Morpho'ogy of Siplionophora Parti 59 



Kbukenbebg, C. F. VV. — Influence of Salinity „ GO 



„ „ Colours of Corals „ GO 



„ „ Nervous Tracts in Alcyonids ,, 61 



Hartlaub, C. — Cladonemidse .. .. Part 2 235 



Leidy, J. — Hydra „ 236 



Fewkes, J. W. — Are there Deep-Sea Medusx ? " . . . . „ 236 



Hickson, S. J. — Sex-cells and Development of Millepora „ 236 



Nicholson, H. A. — Structure and Affinities of Parkcria , 237 



Marenzeller, E. von — Growth of Flabellum „ 237 



Studer, T. — Classification of Alcyonaria „ 237 



Grieg, J. A. — Norse Alcyonaria.. .. ,, 239 



Brooks, W. K. — New Method of Multiplication in Hydroids Part 3 433 



Fowler, G. H. — Anatomy of Madreporaria „ 434 



Wilson, H. V. — Development of Mancinia areolata „ 434 



Koch, G. v. — Gorgonidx, of Naples „ 435 



Fewkes, J. W. — New Mode of Life among Medusse Part 4 591 



„ „ Medusae from New England „ 592 



„ „ New Physophore „ 592 



Fowler, G. H. — New Pennatula from the Bahamas „ 593 



Fischer, P. — Act inise of Coasts of France „ 593 



1888. b 



