428 
BULLETIN OF THE UNITED STATES FISH COMMISSION. 
■K 
Scyllarus americanus 'J7. 
Scyphactin iaria 325. 
Scyphomedusa 325. 
Scyphozoa 325. 
Scyramathia 52, 61. 
hystrix 62. 
Sea cucumbers 256. 
eggs 252. 
lilies 235. 
moons 252. 
squirts 256. 
urchins 252. 
seba;, Achelous 44, 46. 
Lupea 46. 
Neptunus 46. 
Portunus 44, 46. 
Secondary fiber 380. 
securis, Madrepora 312. 
semilunaris, Echinoneus 255. 
seminulum, Miliolina 416. 
Seniperina 273. 
senegalensis, Luidia 237. 
Septastrea sexradiata 299. 
septemspinosus, iEpinus 54. 
Apoc-remnus 54. 
sericeus, Paguristes 145. 
Serpent stars 239. 
serrata, Meandrina 306. 
Pisosoma 135. 
serratorbita, Leptochela 113, 127. 
scrratus, Lambrus 80. 
Ophioseolex 241, 2fi0. 
Platylambrus 80. 
Serpulidte 210. 
Sesarma 15, 18. 
cinerea 18. 
curapaoense 18. 
pisonii 17. 
ricordi 18. 
setacea, Xiphigorgia 285. 
seticornis, Stenorynchus 53. 
setiger, Xantho 34. 
setigera, Actfea 33, 34. 
setirostris, Leptopisa 75. 
setosum, Diadema 252, 253. 
sexforis, Mellita 252, 254. 
sexradiata, Septastrea 299. 
sexspinosa, Porcellnna 133. 
sexspinosus. Petrolisthes 133, 135. 
seychellensis, Alemo 388. 
Tethya 388. 
Shrimps 3, 91. 
sica, Cvmoploia 13. 
Palicus 12, 13. 
siciliensis, Eunice 196. 
Sicyonia 100, 103. 
dorsalis 103. 
laevigata 103. 
Siderastrsea crenulata 309. 
galaxca 309. 
grandis 309. 
radians 354, 358. 
sidereal 309. 
stellata 309. 
Siderastrea 300, 309. 
giobosa 309. 
radian's 291, 309. 
siderea 291, 309. 
sidcria, Asfrca 309. 
Madrepora 309. 
Pavonia 309. 
Siderastrea 291. 309. 
Sidcrinn galaxca 309. 
Sigma 380. 
Sigmaspire 380. 
signata, Roeinela 171. 
sigsbeiana, Porcellana 137. 
similis, Parapeiiaeus 101. 
simplex, Sthenelais 187. 
sinuatifrons, Boscia 23. 
Epilobocera 23. 
PsSudothelphusa 23. 
sinnosa, Madrepora 307. 
Meandrina 306. 
sinuosissima, Mteandrina 306, 308. 
Siphonochalina 393. 
papy race's 395. 
proeumbens 393. 
Spiculosa 394. 
Siphonochalinops 398. 
Siphonogorgia 271. 
Siphonogorginco 271. 
Siphonostomnm cariboum 208. 
socia, Pisidia 137. 
soeiata, Actinia 333. 
Porcellana 137. 
sociatus, Zoanthus 329,331,332,333,372. 
sol, Actinia 363. 
Adamsia 359. 
Cereus 359. 
Solanderia 273. 
erustata 280. 
nodulifera 279, 280. 
Solenastrea 301, 302. 
hyades 302. 
Solenocaulon 273. 
Solenolambrus 79, 81. 
decemspinosus 81, S 2 . 
typicus 81. 
solida, Porites 317. 
solidissima, Copatias 387. 
solifera, Actinia 355. 
Aiptasia 355, 357, 358. 
Barthoiomea 355, 358. 
Paractis 355. 
solitaria, Acis 285. 
Astrangia 291. 298, 299. 
Caryophyllia 298. 
Leptogorgia 285. 
Somal 380. 
soriata, Porcellana 137. 
sororia. Spinosella 395. 
Tuba 395. 
spectabilis, Cancer 26. 
Platypodia 26. 
Sabelia 208. 
Speloeophorus 86, 88. 
elevatus 88. 
nodosus 88, 89. 
triangulus 88. 
Speocarcinus 6, 10. 
earolinensis 11. 
sphseroconia, Caminns 386. 
Sph^rohexaster 380. 
Sphseromidae 164, 172. 
Sphenopus 331. 
Spheraster 380. 
spherulata, Bunodosoma 323, 329, 334. 
350, 366, 372, 373, 374. 
Spherule 3S0. 
Spicata 271. 
Spiculo-fibOr 381. 
spiculosa, Siphonochalina 394. 
spinicarpus, Achelous 44, 47. 
Neptunus 47. 
Portunus 44, 47. 
spinidentata, Eucratoplax 11. 
Eucratopsis 11. 
spinifera, Aetrea 34. 
spinimanus, Achelous 14, 45. 
Palet-mon 121. 
Palemon 124. 
Portunus 44, 45. 
spinipes, Paguristes 145. 
spinissima, Ophioplinthaca 240, 250. 
spinosa, Euprognatha rastellifera 58. 
Mierociona 396. 
Thrinacophora 400. 
Spinosella 394. 
sororia 395. 
spinosissima, Maia 66. 
spinosissimus, Gonodactylus 153. 
Mithrax 65, 66. 
spinosus, Eehinaster 238. 
Gonodactylus 153. 
Spi raster 381. 
Spiroloculina grata 416. 
splendida, Eulepis 189, 190. 
Lumbrieonereis 199. 
Sponge’ ia 410. 
fragilis var. irregularis 410. 
pallescens 410. 
velata 402. 
spongelite, Oscillaria 410. 
Spohgelidce 410. 
Spongia l'enestrata 408. 
intcstinalis 402. 
Spongidcu 401. 
Spongin 381. 
Spongioderma 273, 279. 
Spongioderminre 272. 
spongiphila, Syllis 183. 
Spongodes 271. 
portoricensis 279. 
squamosa, Nepthys 194, 
Squilla biformis 160. 
ciliata 154. 
empusa 160. 
intermedia 151, 159, 160. 
panamensis 160 . 
stylifera 154. 
Stachvodes 275. 
SBicbyptilidse 271. 
Starfishes 236. 
stearnsii, Amphioplus 241, 248. 
Stegnaster wesseli 238. 
Stellangia reptans 299. 
stellata, Siderastrrea 309. 
stellatus, Pomatostcgus 210. 
Terebella 210. 
Stelletidse 384. 
stelloides, Aulactinia 347, 352. 
Stelospongos 404. 
Stenella 275. 
Stenocionops 52, 72. 
furcata 73. 
furcata cadata 73. 
.Stenogorgia 277. 
Stenopidse 91, 99. 
Stenopidea 99. 
Stenopus hispidus 99. 
Stenorynchus 52, 53. 
Sagittarius 53. 
seticornis 53. 
Sterraster 381. 
Sthenelais grubei 187. 
luxuriosa 188. 
simplex 187. 
Stiboria 302. 
Stichodactvlinse 323, 326, 327, 328, 329, 
342, 363, 364, 368, 369. 
Sticliopus mcebii 256, 257, 263. 
strigosa, Meandrina 306. 
stimpsoni, Amphiura 241, 247. 
Munich! 146, 147. 
Porcellana 137. 
stimpsonii. Ebalia 87. 
Stoichactidre 329, 364, 365. 
Stoichactis 328, 364, 365. 
lielianthus 329, 365, 366, 367, 368, 370. 
stokesi, Dichoccenia 303. 
Stomatopoda 151. 
Streptaster 381. 
Streptelasma 330. 
streptochirus, Alpheus 106. 
striatopunctata, Polystomella 416. 
strigosa, Mseandrina 308. 
Strombus gigas 140. 
pugilis 145. 
Strongyie 381. 
Strongyloxea 381. 
Strophogorgia 274. 
Strophogorginse 272. 
Stvlaroicles glabra 208. 
Stylatulidce 271. 
Style or stylus 381. 
stylifera, Pseudosquilla 154. 
Squilla 154. 
Stylophora mirabilis 295. 
Stylophoridaa 294. 
subangularis, Echinometra 252, 253, 263. 
subdepressus, Clypeaster 255. 
Subdermal cavity 381. 
Suberia 273, 280. 
Suberites aaptos 388. 
Suberogorgia 273. 
subparallela, Pericera 74. 
subparallelum, Macroccelonm 73, 74. 
subtilis, Amphipholis 241, 247. 
Porites 317. 
Subtylostylus 381. 
suensonii, Ophiothrix 240, 244. 
sulcata, Calappa 84, 85. 
Lysidice 200. 
sulcatus, Calcinus 141. 
Neptunus 45. 
Pagurus 141. 
Portunus 44, 45. 
snlcirostris, Epialtus 60. 
supcrficialis, Maeandrina 308. 
Porites 317. 
surinamensis, Holothuria 256, 259. 
Swiftia 277. 
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