INDEX. 



617 



Stylatula, 181. 

 Stylifer, 357, 402. 

 Styliola, 406. 

 Stylobelemnon, 181. 

 Stylochoplana, 211, 222. 

 Stylochrysalis, 32. 

 Styloclms, 222. 

 Stylocometes, 54. 

 Stylocordyla, 97. 

 Stylocyathus, 194. 

 Stylodrilus, 508. 

 Stylommatophora, 416. 

 Stylonycliia, 43, 49. 

 Stylophora, 195. 

 Stylorhynchus, 59. 

 Stylosphaera, 23. 

 Stylorhiza, 168. 

 Stylostichon, 96. 

 Stylostonram, 223. 

 Stylus, 84. 

 Subcerebral commissure, 



409. 



Suberia, 182. 

 Suberites, 97. 

 Suberitidae, 97. 

 Suberogorgia, 182. 

 Subgenital pits, 118. 

 Subintestinal ganglion, 



364. 



Submytilacea, 347. 

 Subradular organ, 371, 



389. 



Subsagittal, 199. 

 Substomachal, 199. 

 Subtentacular. 199. 

 Subtransversal, 199. 

 Subumbrella, 108. 

 Sub ventral, 199. 

 Succinea, 416. 

 Suckers of Cephalopod, 



421. 



Sulcastrella, 94. 

 Sulculus, 184. 

 Sulcus, 184. 

 Summer egg, 217, 304. 

 Sun animalcule, 19. 

 Supercytis, 566. 

 Supporting lamella, 99. 

 Supraintestinal ganglion , 



364. 



Sutroa, 508, 

 Suture, 361. 

 Swiftia, 183. 

 Sycantha, 90. 

 Sycetta, 90. 

 Sycon, 75, 90. 

 Syculmis, 90. 

 Sycyssa, 90. 

 Syli'ides, 476. 

 Syllis, 467, 471, 476. 

 Symbiosis, 20, 211, 218. ! 



Sympagella, 92. 

 Symphyllia, 195. 

 Symplocostorna, 291 . 

 Sym podium, 178. 

 Sympyla, 95. 

 Synapticula, 92, 193. 

 Synaptychus, 444. 

 Synaraea, 197. 

 Synchaeta, 309. 

 Syncoryne, 130. 

 Syncrypta, 32. 

 Syndictyon, 131. 

 Syngamus, 235. 

 Synops, 94. 

 Synthecium, 133. 

 Synura, 32. 

 Syringammina, 13. 

 Syringopora, 178. 

 Syzygium, 57. 



Tabulae, 193. 



Tabulata, 191. 



Taegeria, 92. 



Taenia, 260 ; cucume- 

 rina, 247 ; saginata, 

 244; solium, 244. 



Taenioglossa. 397. 



Taenioles, 108. 



Tamoya, 166. 



Taonius, 445. 



Tapes, 348. 



Tapeworm, 243. 



Taphrocampa, 309. 



Taster, 139. 



Taxipathes, 191. 



Tealia, 187. 



Tealidium, 187. 



Tectibranchiata, 403. 



Tedania, 96 



Teeth of radula, 370. 



Telamone, 477. 



Telepsavus, 484. 



Telesto, 178. 



Telethusidae, 488. 



Teleudrilus, 511. 



Tellina, 333, 340, 345, 

 347. 



Tellinacea, 347. 



Telmatodrilus, 508. 



Telotrocha, 475. 



Temnocephala, 234. 



Temp. = temperate. 



Tentacle sheath, 550. 



Tentacular cirri, 459. 



Tentaculata, 207. 



Tentaculocyst, 116. 



Tentilla, 140. 



Tentorium, 97. 



Terebella, 462, 463, 485. 



Terebellides, 486. 



Terebelliformia, 484. 



Terebellum, 399. 

 Terebra, 371, 397. 

 Terebratella, 585. 

 Terebratula, 577, 584, 



585. 



Terebratulina, 585C 

 Terebripora, 556. 

 Teredo, 327, 329, 330, 



331, 336, 342, 343. 



349. 



Tessaradoma, 566. 

 Tessera, 111, 164. 

 Tesserantha, 164. 

 Tesseronae, 162. 

 Testacca, 11. 

 Testacella, 385, 416. 

 Testamoebiformia, 15. 

 Testicardines, 585 

 Tethya, 97. 

 Tethyopsilla, 94. 

 Tethyopsis, 94. 

 Tethys, 412. 

 Tethyspira, 97. 

 Tetilla, 94. 

 Tetrabranchiata, 443. 

 Tetracladidae, 94. 

 Tetracoralla, 175. 

 Tetract, 91. 

 Tetractinellida, 93 

 Tetraglena, 470. 

 Tetragonus, 512. 

 Tetrameralia, 162. 

 Tetrameres, 289. 

 Tetramita, 28. 29. 

 Te train itus, 31. 

 Tetranema, 134. 

 Tetraonchus, 236. 

 Tetrarhynchus,245, 259. 

 Tetrastemma, 269, 270, 



271. 



Tetrodictyidae, 93. 

 Texas fever, 63. 

 Textularia, 13. 

 Thala, 397. 

 Thalamopora, 14. 

 Thalassema, 530, 533. 

 Thalassianthus, 188. 

 Thalassicolla, 20, 23. 

 Thalassolampe, 22. 

 Thalassophysa, 23. 

 Thalassopila, 22. 

 Thalassoplancta, 23. 

 Thalassosphaera, 23. 

 Thalenessa, 478. 

 Thamnitis, 131. 

 Thamnostoma, 131. 

 Thamnostylus, 131. 

 Thaumactis, 187. 

 Thaumantaria, 133. 

 Thaumantias, 132, 134. 

 Theca, 193, 



