'284: 



INDEX. 



Scandinavia, 159, 176 

 Triton expedition, 73 

 West Indies, 178, 179 

 Locomotion, 124 



TURBELLARIA, p. 168 



Anatomy and Histology, 670, 676, 



689, 691694, 706, 707710, 713, 



716, 718, 725, 733, 734, 757, 758, 



760, 762, 763, 767, 769, 773, 798 

 Development and reproduction, 659, 



686, 687, 706, 711, 725, 729, 730, 



737 738, 749, 76i, 776, 783787 



792 

 Distribution, new species, etc. 



Austria, 796, 797 



Baikal, 700 



Baltic, 653 



Belgium, 650 



Britain, 657, 672, 742 



Germany, 779 



General, 662 664,699, 736, 752 



Greenland, 746 



Holland, 751 



India, 66~o, 721 



Mediterranean, 780, 782 



Norway, 712 



Novara expedition, 698 



Eodriguez, 704 



Russia, 755, 756, 774 



Switzerland, 647, 648, 665, 669, 



671, 675 



Preservation, 735 

 Turris, C., 385 

 Tusculina, Pr., 643 

 Typhaeus, W., 2280 

 Typhloscolex, W., 2380 



Udonellus, W., 470 

 Umbellula, C. 811,848 

 Umbellularia, C., 965 

 Undulina, Pr., 1092 

 Upkantaenia, Sp., 127 

 Urceolipora, W., 2009 

 Urnatella, W., 2000 a 

 Urnula, Pr., 1239 

 Urocentrum, see Peridinium 

 Urochasta, W., 2607 

 Uroglena, Pr., 1037 



Vaginicola, Pr., 1142, 1148 



Valencinia, W., 848 



Vampyrella, Pr., 137, 166, 167, 168 



Vasicola, Pr., 1215 



Vasillum, C., 936 



Velella, C., 6"o9, 631, 642, 644 646 



Velinse, Sp., 511 



Ventriculites, Sp., 458, 475 



Veretillum, C., 733 



Vermilia, W., 2298, 2698 



Verongia, Sp., 13 



Verrillia, see Osteocella 



Vexillaria, T., 29 



Vincularia, W. , 1909, 2061 



Victoriella, W., 1985 



Virgularia, C., 669, 725, 960 



Visa, C., 745 



Volvocinea, Pr., 1125 



Vortex, W., 666, 671', 675, 690, 772 



Vorticella, Pr., 903, 904, 916, 917, 927, 

 962, 1008, 1018, 1032 1035, 1108, 

 1109, 1135, 1137, 1138, 1178, 1212 



Vorticeros, W., 715 



Vorticlava, C., 285 



Wagnerella, 330, 331, 333; Pr., 901, 



1131 



Waldheimia, W., 1674 

 Wartelia, W., 2365 

 Webbina, Pr., 440, 629 

 Websteria, C. , 113 



Wyvillethomsonia, Pr., 362; Sp., 529 

 WORMS, p. 142. See also Chaetopoda^etc. 

 General papers, 5, 23 25, 28, 40, 41, 



44, 53 



Commensalism, 29 

 Distribution, new species, etc. 



America, 2, 55, 56; C., 61 



Arctic, C., 1 8, 54 



Britain, n, 31, 32, 34, 39 



France, C., 10 



General, 3, 35 



Hungary, 30 



India, 6 



Italy, 48 



Lussin, 20 



Mauritius, 46 



Mediterranean, 41, 42 



New Zealand, 27 



Novara expedition, 21 



Prussia, 37 



Bed Sea, 22 



Kussia, 10 



Scandinavia, 35, 47, 49, 51 ; Sp. 400 



Spitzbergen, 13, 14 



Switzerland, 15 

 Fossil forms, 12, 16. See also Pr., 



365, 486 

 Histology, 57 

 Nervous system and sense-organs, 8, 



9 S 6 

 Eeproduction and development, i, 8, 



17, 18, 32, 33, 38, 50 

 Segmentation, 53 

 Spermatozoa, 7 



Xanthiopus, C., 783 

 Xenospongia, Sp., 244 

 Xylospongia, Sp., 189 



Zaphrentis, C., 990, 1151, 1232, 1258 

 Zoanthus, C., 767 

 Zoobotryon, W., 2066 

 Zooteira, Pr., 1232, 1233 

 Zygospira, W., 1642, 1655 



CAMBRIDGE : PRINTED BY C. J. CLAY, M.A. AND SON, AT THE UNIVERSITY PRESS. 



