1884.] 



NATURAL SCIENCES OF PHILADELPHIA. 



391 



PAGK. 



Rhea 47 



Rhinobatus 43 



Rhombus 311-314 



Rhypticus 99 



Ribes 84 



Richardia 142 



Rosa 14, 83 



Rosacese 82 



Rotalia 23 



Rotifer 260 



Rubiacese 8(i 



Rubus 14, 83 



Ruraex 90 



Sagina 81 



Salicacese 91 



Sdlix 91, 151 



Salmo 181 



^5alpa 113 



Sambucus 80 



Sanguisorba 84 



Sanicula 85 



Saphindacese 81 



barcodes 3 1 



Saurus 131 



Saxicava 108 



Saxifraga 84 



Saxifiagacese 84 



Sceliomiuse 295 



Wciaena 102 



Scirpus 94 



Scomber 233 



Scomberjdae 161 



Scomberoides 157 



Scomberomorus 232-235 



Scorpaena 45, 98, 99 



Scrophularia 89 



Scrophulariacese 89 



Sc.\ phobrancbii 108 



S^cytalina 179 



Sedum 84 



iSenecio 87 



Serpula 13 



Seserinus 311, 313 



Sidalcea 81 



Sidera 42 



Sigaretus 104 



Siphonostomes 161 



Si phostoma 45 



Siphostomia 161, 162 



Sirembinae 170 



Sisyrinchium 93 



Sium " 85 



Smerinthus 283 



Sniilaciua 98 



Solarium 104 



Solen 10, 302 



PAGE. 



Solenostomus 161, 162 



Solidago 13, 87 



Sonchus 87 



Squalus 97 



Spcrgula 81 



Spherionidi 166 



Sphseroidina 321 



Sphyr^na 67-75, 101 



fepilosoma 284 



Si)inachia 155, 159 



Spi iiachianae 159 



Spinachiinse 159 



Spiraea 83 



Spirauthes 93 



Spirogyra 37 



Spiroculina 321 



Spirophyton 144 



Spondylus 302, 303 



Spongelia 203 



Spongilla 28, 215, 217 



Stachys 90 



Stellaria 81 



Stereolepis 99 



Sternopygii 1 68 



Stictopora 146, 147 



Stolephorus 34, 35 



Streptopus 93 



Strix 47 



Stromateidae 311 



Stromateus 45, 31 1-314 



Sternoptyx 312 



Subbranchiani 168 



Suberites 206 



Symphoricarpus 86 



Symplocos 1 17 



Syngnathida3 166 



Synodus 180-186 



Tachynotus 45 



Taenia 137 



Tapirus 119 



Taraxacum 87 



Taxaceae 92 



Taxus 92 



Telliraa 84 



Terebra 1C5 



Tethya 208 



Tetrodon 99, 100 



Tetrapodes 167 



Textularia 23 



Teuthis 227-231 



Thuja 93 



Tiai ella 84 



Tibiclla 110 



Tolieldia 93 



Tornatella 104 



Trachelius 51, 52 



