INDEX 



617 



298 



Stiehopus, 285 



j< iconic us, rod and supporting 



plate, 337 



Mil > ft'/- Liu'-kii'; sections, 245, 246 

 Stolasterias ( = Asterias volseUata), 396 

 8t<nimtii<he, 5 

 Stone canal, 416-423 

 Streptoneurous condition (Gastr.), 133, 



158 



Streptosoniata, 290 

 Strombidce, 6 

 Strombus, 102 



Strong ylocentrotus lividus, 398 

 Strotocrimis, 307 



regalis, apical border, 368 



Ntm.thiolaridce, 6 

 Stylommatophora, 8 

 Subemargimda, 89 

 Submytilacea, 17 

 Succineidce, 8 

 Xymbathocrinus, 304 



Synajjta, 288 ; young, 516 ; auditory 

 vesicle, section, 467 



digitata, 288 ; larva and young, 

 511 



,, inhcerens, calcareous body, 337 



vittata, 470 

 Synapticulae, 567 



Synaptiili.'* 288', ciliated urn, 438 

 Synostosis (Grin.), 376 

 Syzygy (Grin.), 376 



T^ENIOGLOSSA, 6 

 Talarocrinus, 308 

 Tapes, 18 



Tapetum lucidum, 175 

 309 

 multibranchiatus, 310 



= Palliata), 10; section, 



110 



Ti'i-f/i/'it (=A&naxt), 5 

 Teeth (Ast.), 473 ; (Echin.), 400, 401 ; 



pharyngeal (Gastr.), 180 

 Tegmen calycis, 302, 369 

 Tegmentum, 39 

 Tdeiocrinus, 307 

 Tellina, 18 

 Tillinacea, 18 

 TcUinidcK, 18 

 TV/// //"/'/'>/ //</<', 290 

 T'-nni<>i>li'nru.s, 290 

 Terebra, 102 

 Terebridce, 6 

 T>>rHna, 65 

 Teredinidce, 21 

 Teredo. Jl 



n<i. call*. 20 ; development, 259, 



260 



Tcri/ipes, 13 



Terminal plates (Ast.), 354 

 Testacella, S, pallial organs, 77 

 fuxliotidea, 9, 44, 45 



Testacdlidce, 8 

 Tethymelibidce, 13 

 Tethys, 13 

 Tetrabranchia, 22 

 Thavmatocrinus, 309 



renovatiis, 310 



Tkecosamata (Pteropoda), 11 

 T/ieelia, 287 

 Thracia, 21 

 Thyca, 183 

 ,, ectoconcha, 244-246 ; sections, 244, 



246 

 Thyone, 287 



chilensis, 417 

 Thysanoteuthis, 24 

 Tiarechimis, 289 



princeps, 289 ; 319 



Tiedemann's bodies, 416-424 

 Titiscania, 4 

 Tornaria larva, 507 



,, Agassizi, 589 



Grenacheri, 587 



Krohni, 586, 590 



MiiUeri, 587 

 Tornatinidce, 46 

 Torus angularis (Oph.), 361 

 Tosia, 326 

 Toxiglossa, 6 

 Toxopneiistes, 290 ; masticatory apparatus, 



402 

 droebachiensis, apical system, 



320 ; system of plates, 341 

 Tremoctopus, 24 



violaceus, 196 



TricJiaster, 301 



elegans, 394 

 Tricuspid body (Lam.), 194 

 Tridacna, 18 

 Tridacnidce, 18. 

 Triforis, 160 

 Trt'i/n/iia, 15 

 TrigoniidcK, 15 

 Triopa, 13 

 Triploblastica, 545 

 Tripneiistes, 290 

 Tritonia, 13 

 Tritoniadce, 13 

 Ti-i/oiiiidas, 6 

 Trivium, 325 ; 347, 407 

 Trochidce, 5 

 Trochophora, 253, 260 

 Trochostwna, 287 

 Trochiis, gills, 90 

 Troostoblastidce, 315 

 Troostocrinus, 315 



Tubercle, 388 

 TurMnellidce, 6 

 Turbinidce, 5 

 Turbo, 166 

 Turgescence, 118 

 Turrilite stage, 68 

 Tarritella, 30 



