50S 



INDEX. 



Sheat-fishes, 38. 



Silurida?, 33, 45, 49. 



Siphodentalium honolulense, 87, 89. 



Sloth, green colour of hair of, 337. 



Solanocrinus, its relations to recent 

 Comatula?, 187. 



(Goldfuss), 188, 189, 190 ; asper, 



202; Bronnii, 204; costatus, 191, 

 192, 196 ; Jaegeri, 190 ; list of genus, 

 187. 



Solariella, subg. Trochus, 92. 



Solarium, 95. 



Solea vulgaris, 316. 



Solenoconchia (Chall. Exped.), 87. 



Solenostomus, 41. 



Sphyrsena parva, 78. 



Sponges, incorporation of spicules 

 foreign to them, 149. 



, on a Lithistid, and form of 



Aphrocallistes from the coast of 

 Spain, 320. 



Spongia bilamellatum,493; cancellata, 

 496 ; nervosa, 496. 



Steatoda albomaculata, 152 ; bipunc- 

 tata, 152, 153 ; castanea, 152 ; gut- 

 tata, 152, 153, stridulating-organs 

 of, 152; sticta, 152. 



Stewart, C, on an abnormal Ambly- 

 pneustes griseus, 130. 



Stickleback, 36, 37, 39. 



Stridulating-organs of Steatoda guttata 

 and Linyphia tenebricola, 152. 



Stromateus similis, 52. 



Strongylus falcifer, 333 ; foliatus, 333. 



Styela grossularia, 330, 331. 



Suberites fuliginosus, 478. 



Suberotelites mercutor, 478. 



Supplementary note on Chitinous or- 

 gans in Cheilostomata, more par- 

 ticularly Cellepora, by Gr. Busk, 

 357. 



Surcula, subg. Pleurotoma, 388, 450, 

 455. 



Synthetic type of Ophiurid from the 

 N. Atlantic, Prof. P. Martin Duncan 

 on, 73. 



Tabanus bovinus, 15. 



Tedania digitata, 478 ; muggiana, 478 ; 



nigrescens, 478. 

 Tegenaria domestica, glands in maxillse 



of, 155. 

 Telescope-fish, 41. 

 Temnopleurus, 319. 

 Terebra, 121. 

 Testudo inepta, 58 ; leptocnemis, 58 ; 



vosniseri, 58 ; triserrata, 58. 

 Tetrodon, 49 ; nigripunctatus, 45. 

 Thalestris serrulata, 68. 



Thaumantiidse, 134. 



The parasites of Elephants, by T. 

 Spencer Cobbold, 333. 



Therapons, 52. 



Theridiidse, 157. 



Theridion hamatum, 152. 



Thesbia, subg. Pleurotoma, 413, 443, 

 444, 453 ; nana, 446. 



Thiolliericrinus, 209. 



Thresher Shark, attacks of, on Whale,55. 



Thynnus brachypterus, 311. 



Tinker-fish, 36. 



Torcula, subg. Turritella, 217, 229. 



Torpedo hebetans, 47 ; marmorata, 47. 



Tortoises, extinct, of Mauritius and 

 Rodriguez, 58. 



Trachinus vipera, 54 



Trachoinedusse, 133 ; relations of, 

 (ftnote) 132. 



Trachurus trachurus, 84. 



Trachynotus pyriformis, 386. 



Trichechus, 144 ; Huxleyi, 144, 145 ; 

 rosmarus, 145. 



Trichecodon, 144 ; Koninckii, 144 ; 

 Huxleyi, 144, 145. 



Triforis, subg. Cerithium, 99 ; angus- 

 tissima, 102 ; gigas, 102 ; Pfeitteri, 

 102 ; scitula, 102 j suturahs, 103. 



Trigla pini, 49. 



Triton brasilianus, 270 ; parthenopus, 

 270 ; philomelse, 268 ; Quoyi, 270 ; 

 viperinum, 270. 



Tritonidge (Chall. Exp.). 245. 



Trochidge (Chall. Exped.), 87. 



Trochus albugo, 90, 94 ; angulatus, 94 ; 

 arruensis, 90, 91 ; decoratus, 91 } 

 euglyptus, 92 ; fulgens, 91 ; lamprus, 

 90, 93, 94 ; leaensis, 90 ; menkeanus, 

 91 ; nobilis, 92 ; philippensis, 90, 

 92 ; tumidus, 92 ; vernicosus, 94 j 

 vitiligineus, 94 ; zonatus, 91. 



Tubulipora ventricosa, 240. 



Tunicata, Alder and Hancock on, 275 ; 

 Herdman on new British, 274. 



Tunnies, British, obs. on, 310. 



Turritella, 250 ; accisa, 217, 220, 222 

 admirabilis, 237, 218, 227; austrina 

 217, 218, 224 ; bicolor, 229; carlotta? 

 217, 218, 222 ; conspersa, 221, 229 

 Cordismei, 217, 224 ; declivis, 230 

 deiiciosa, 217, 226 ; duplicata, 226 

 G-unnii, 221, 230; Hookeri, 226 

 incisa, 221 ; knysnaensis, 223, 226 

 lamellosa, 217, 229 ; monilifera, 230 

 pagoda, 221, 226 ; philippensis, 217 

 223; runcinata, 217, 218, 222 

 sinuata, 220 ; terebra, 226 ; tripli 

 cat a, 220, 226. 



Turntellidse (' Chall.' Exped.), 217- 



