INDEX. 



901 



Stellaster 190 1 . 

 Stem Crinoids 282. 

 Stemma 328. 

 Stemniatocriiius 295. 

 Stem-sawflies 757. 

 Stenaster 188. 

 Stenhelia 405 2 . 

 Stenobothrus 672-. 

 Stenochilus 822'. 

 Stenochirus 806 -. 

 Stenocuma 477. 

 Stenocypris 382, 391. 

 Stenogryllus 675 l . 

 Stenopelmatinae 673 2 . 

 Stenophasmus 761. 

 Stenophylla 669 \ 

 Stenopidea 531. 

 Stenopus 531 l . 

 Stenorhynchus 545 1 . 

 Stenothocheres 41 2 . 

 Stenothoe 501 -. 

 Stenothoidae parasite 



of 410 2 . 



Stenovates 669 1 . 

 Stephanaster 190 l . 

 Stephanocrinus 293 2 . 

 Stephanolepas 425 1 . 

 Stephaiiomma 473, 476. 

 Stephanopoides 824 2 . 

 Stephanopsis 824 2 . 

 Stephanus 761. 

 Sterechinus 242 l . 

 Stereobalanus 103 2 , 



gonads 95, notoohord 



75, proboscis pores 84. 

 Stereoclavella 38 2 . 

 Stereomastis 534 2 . 

 Stereosomata 240. 

 Sternata 245 2 . 

 Sternite 585. 

 Sternum of Insect 610, 



617, Spatangoids,217. 

 Stichaster 191 2 , care of 



brood 134, 187, madre- 



porites of 184. 

 Stiehopus 266 2 , change 



of form in growth 



251, sole of 249. 

 Stick-insect 669 1 . 

 Stickleback parasite of 



413. 



Stigmata of Tunicata 9. 

 Stigmatogaster 602. 

 Stigmatomma 773. 

 Stimpsonia 500 2 . 

 Sting of bees 762. 

 Stink-flies 704 2 . 

 Stink-glands Pedipalpi 



808. 



Stipes 619. 



Stiphropus 824-. 



Stirechinus.242 1 . 



Stolasterias 192 2 . 



Stolon of Doliolum 57, 

 Salpida 48, 51. Tuni- 

 cata 18. 



Stomatopoda 504, liver 

 of 442. 



Stomechinus 241 1 . 



Stomopneustes 242 '. 



Stone-canal 129, deve- 

 lopment 145, Aste- 

 roids 183, Crinoids 

 287, Echinoids 232, 

 Holothurians 253, 

 Ophiurids 201. 



Stone-flies 675. 



Storenomorpha 822 1 . 



Stortingocrinus 293 : . 



Strabax 409 2 . 



Stratiomys 746 2 . 



Streblidae 753. 



Strepsiptera 737. 



Streptophiurae 206. 



Streptosomata 240. 



Stridulating organs 

 338. 



Strongylocentrotus 209, 

 210, 212, 242, larva 

 140, shell of 209, apical 

 plates 210, shell plates 

 222, pedicellariae 225. 



Strongylosoma 594 l , 

 larva 590. 



Strongylura 479. 



Strophius 824 2 . 



Strotocrinus 296 2 . 



Studeria 245 2 . 



Sturgeon, parasite on 

 gills of 408 2 . 



Sturtzura 205. 



Styela 29 2 . 



Styeloides 29 2 . 



Styelopsis 29 2 . 



Stygophrynus 811. 



Stylambis 442, 522 2 . 



Stylifer 263. 



Stylocellus 841. 



Stylocerite 520 2 . 



Stylocheiron 471 *, eye 

 466. 



Stylocrinus 293 1 . 



Stylodactylus 532 1 . 



Styloniscus 487. 



Stylonurus 798. 



Stylopauropus 582. 



Stylops 737, 738. 



Styracaster 189 2 . 



Submedian line Balano- 

 glossida 94. 



Submentum 620. 



Subneural (neural) gland 

 6, 23. 



Subneural gland, 6, 23, 

 of Salpida 47, 51. 



Subtegminal 280. 



Subtentacular canal 285 



Sunaristes 405 -. 



Superambulacral pieces 

 170. 



Superlingua 619. 



Superlinguae 322. 



Superlingual segment 

 609. 



Superposition image 

 333. 



Superradial 277. 



Swift-moth 717 1 . 



Sybota 820 l . 



Sylon 433 2 . 



Symbathocrinus 293 l . 



Sympagurus 540 1 . 



Sympathetic Insecta 634 



Symphrasis 704 1 . 



Symphyla 604, affini- 

 ties 606. 



Symplegma 31, 32 l . 



Sympterura 205. 



Synagoga 435. 



Synallactes 267 1 . 



Synamphithoe 500 2 . 



Synapta 138, 139, 151, 

 250, 269 2 , oviposition 

 264, parasites of 263, 

 fossils of 264, peri- 

 haemal canal 260, 

 stone-canal 253. 



Synapticula Balano- 

 glossida 77. 



Synascidia 30. 



Syncarida 358 2 , 459 

 limbs and epipodites 

 460, development 462 



Syncerebrum 320, 326. 



Synestius 407 2 . 



Synoicum 34 2 . 



Synopia 502 l . 



Synotaxus 823 : . 



Synstyela 37 1 . 



Synteliidae 728 2 . 



Syntomis 715 2 . 



Syrichthus 713 2 . 



Syringobia 852. 



Syrphus 749. 



Syspastus 487. 



Systellaspis 531 2 . 



Syzygy 283, 



