Index, 



511 



Perkins, H. C, on fossil bones from 



Oregon 134 



PetricoJa pholadiformis, Lam. 317 



Phasianella sulcosa, Migh. 348 



Philomycus Carolinensis, Fer. 171 



dorsalis, Binney 174 



Pholas crispala, Lin. 312 



Phycis Americanus, Schn. 276 



Physa ancillaria, Say 335 



elongata, Say 336, 468 



fragilis, Migh. 44, 336 



g}Tina, Say 336 



heterostropha, Say 335 



hypnorum, Drap. 336, 468, 480 



Pickerel 233, 237 



Pisrmy 363 



Pike 233, 237 



Pilot-fish _ 181 



Pimelodus catus, Lin. 



nebulosus, Lesueur 

 Pisidium appendix. Leach 



amnicum 



Mull. 



Planorbis albicans, Pfeif. 

 albus, Mull, 

 armigerus, Say 

 bicarinatus, Say 

 campanulalus. Say 

 Cubensis, Pfeif. 

 cultratus, D'Orb. 

 deflectus, Say 

 dentatus, Gotll 

 elevatus, Adams 

 exacutus, Say 

 Havanensis, Pfeif. 

 Lanieriana, D'Orb. 

 lenlus. Say 

 nitidus, Mull, 

 parvus, Say 

 trivolvis, Say 

 Platessa plana, Mitch. 

 Pleuronectes aquosus, Mitch. 



maculatus, Mitch. 

 Pleurotoma bicarinata, Couth. 



decussala, Ad. and Migh. 

 violacea, JMigh. and Ad 

 341. 

 Pogonias gi?as. Mitch. 

 Polyodon folium, Lacep. 

 Pomolobus chrysochloris, Raf. 

 Pomotis, red-tailed 



ruhricauda, Storer 

 vulgaris, Cuv. 

 Porgee 



Prionotus Carolinus, Cuv. 

 strigatus, Cuv. 

 Pupa armifera. Say 

 badia, Adams 

 carinata, Gould 

 chr^•salis, Fer. 

 contracta, Say 

 corticaria, Say 

 crispula, Pfeif. 

 curvidens, Gould 

 elegans, Pfeif. 

 exigua. Say 

 fallax, Say 

 Gouldii, Binney 



272 

 272 

 468 

 463 

 496 

 468 

 335 

 335 

 335 

 496 

 496 

 335 

 496 

 335 

 335 

 496 

 496 

 335 

 468 

 335 

 335 

 276 

 278 

 277 

 341 

 341 

 , 51 



260 

 21 

 292 

 177 

 177 

 258 

 260 

 258 

 258 

 359 

 360 

 359 

 490 

 359 

 358 

 492 



334, 354 

 490 



334, 358 

 357 

 352 



178, 



334, 



Pupa lactaria, Gould 

 lyrata, Gould 

 milium, Gould 

 modesta, Say 

 ovata, Say 

 penlodon, Say 

 porrecta, Gould 

 procera, Gould 

 rupicola. Say 

 servilis, Gould 

 simplex, Gould 

 sub u la, Pfeif. 

 Tappaniana, Adams 

 unicarinata, Lam. 



Purpura lapillus, Lin, 



Pyramis striatula, Couth. 



Python JNatalensis, Smith 



Pylarus bicolor, Hentz 

 pumilus, Hentz. 



Pyrrhite 



Pyrochlore 



Pyrophyllite 



491 

 pi. 16, fig. 16 

 359 

 490, 334, 351 

 350 

 353 

 490 

 359 

 355 

 490, 356 

 359 

 492 

 354 

 490 

 343 

 340 

 242 

 225 

 226 

 499 

 501 

 502 



Rafllesia Arnold! 65 



Manilana, Teschm. 63 



Patma, Hooker 65 



Kaia centroura, Mitch. 187, 289 



diaphanes, Mitch. 289 



quadriloba, Lesueur 187 



Rhombus aquosus, Storer 278 



Rostellaria occidentalis. Beck 342 



Rudder-fish 181 



Rutilus compressus, Raf. 306 



Salmo amethystus, Mitch. 



fontinalis, Mitch. 272, 



namaycush, Penn. 



nigrescens, Raf. 

 Sand-lance 



Sanguinolaria fusca. Say 

 Sargus ovis, Mitch. 

 Savage, T. S.,on Python Natalensis 

 Troglodytes niger 377, 

 Sax'icava distorta, Lin. 

 Scalaria Groenlandica, Cbem. 

 Scalops aquaticus, Lin. 

 Breweri, Bach. 

 Canadensis, Rich, 

 laiimanus, Bach. 

 Pennsylvanica. Harl. 

 Townsendi, Bach. 

 Scapolite, analysis of 

 Scarabaeus Polyphemus. Fabr. 397, 

 Scolopsides Sayanus, Gilliams 

 Scomber vernalis, Mitch. 

 Scopelus Humboldtii, Cuv. 

 Shad, gold 



hickory 

 Sharks 



hammer-headed 



long-toothed 

 Sheeps-head 131 



Shells of Cuba 



of Maine 



from Tavoy 



new species 37, 



Shiner, gold 



25 



305 



25 



305 



230 



317 



260 



242 



362 



316 



338 



23 



32 



31 



34 



28 



31 



504 



401 



260 



260 



274 



307 



235 



2S7 



185 



189 



260 



4S5 



308 



452 



345 



305 



