656 



THE OCEAN WORLD. 



Triton variegatum, T. lotorium, and T. 



anus, 460. 

 Triton anus, 460. 



,, lotorium, 460. 

 . variegatum, 460. 

 Trockiis Coo kit, 433. 

 imbricatus, 433. 

 inermis, 433. 

 ,, niloticus, 433. 

 stellaris, 436. 

 virgatus, 433. 



Trochus inermis, T. Cookii, and T. im- 

 bricatus, 432 

 Trout, teeth of the, 532. 

 Trunk-fish, the, 562. 

 Tubiporidse, 218. 

 Tubipora musica, 219. 

 Tubipora imisica, 219. 

 Tubularia, 123. 

 Tubulous madrepores, 190. 

 Tunicata, 308. 

 Tunny fish (Thynnus vulgaris), 629 



,, fishing, 630. 

 Turbinolia, ,174. 

 Turbo, imperialis, margaritaceus, andT. 



argyrostomus, 432. 

 Turbo argyrostomus, 434. 

 imperialis, 435. 

 margaritaceus, 434. 

 marmoratus, 434. 

 ' undulatus, 434. 

 Turbot (Rhombus maximus), 6c6. 

 Turbot, the, 607. 

 Turn 'fella angulata, 438. 

 ,. goniostoma, 438. 

 replicata^ 438. 

 ,, sanguinea, 438. 

 ttreh*Uvta t 438. 



Umbellularia groenlandica, 244. 

 Umbellularia groenlandica, 245. 

 Unio littoralis, 348. 

 pictorum, 351. 



Unio littoralis, and U. pictorum, 351. 

 Uranoscopus vulgaris, 622. 

 Uranoscopus vulgaris, 624. 

 Uses of salt in the sea, 21. 



Vastness of the oceanic fields of obser- 



tion, 55. 



Vegetable life, 55. 

 Velella limbosa, 151. 

 Velella spirans, 152. 

 Venus verrucosa, 338. 

 Venus verrucosa, 341. 

 Veretillum cynomorium, 244. 

 Veretillum cynomorium, 245. 

 Vibrio, 98. 

 Vibrio, 99. 



Virgularia mirabilis, 243. 

 Virgularia mirabilis, 244. 

 Vitrina fasciata, 427. 

 Vitrina fasciata, 427. 

 Volvox globator, 99. 

 Volvox globator, 99. 

 Vorticellina, 104. 



Walsh's Dr., experiments with the Tor- 

 pedo, 541. 



Water, i. 



Weever-fish, the, 623. 



Weevers (Trachinidse), 621. 



Whence comes the salt of the sea? 

 19. 



Whirlpools, 39. Scylla, ib. Charybdis, 

 ib. 



White Ray (Raia batis), 537. 



White Ray, the, 537 



Whiting (Meiiangus vulgarisj, 621. 



Whiting, the, 620. 



Wilke's expedition, 49. 



Willoughby's discoveries, 43. 



Winds, 36. Effect on tides, ib. 



Wrasse (the), Labrus, 570. 



Xiphias gladius (Sword-fish) 639. 



Zoantharia, 109, 171. 

 Zoanthus socialis, 175- 

 Zoanthus socialis, 175. 

 Zone of Calms, 27. 

 Zoea forms, 505. 

 Zoea taurus, 506. 

 Zygoena, 550. 





CASSELL, TETTER, GALPIK & Co., BELLE SAUVAGE WORKS, LONDON, E.C- 

 30,582 



