372 



PROCEEDINGS OP THE ACADEMY OF 



[1883. 



Myriophyllum 107 



Myrophis 282 



Mystomys 82 



Mythomys 78 



Myxus 283 



Nautilus 213 



Necturus 24 



Nimravus 169 



Nyctea 65 



Ophibolus 14, 29, 34, 35 



Ophidium 293 



Opisthognathus 290 



Opuntia 74, 84 



Ornithotarsus , 99 



Orthis 213 



Orthoceras 213 



Ortyx 66 



Oryx 269 



Ovis 269 



Oxyeena , 83 



Oxyopes 277 



Oxyrrhopus 34 



Paludomus 172 



Pandion 66 



Pautolamda 169 



Pantosteus 153 



Paracyclas 213 



Paralonchurus 287 



Parus. 60 



Passer 62 



Passerella 63 



Passerina 63 



Patella 234, 249 



Pedicellina 204 



Pediculus 46 



Pelycodus 80 



Pelycosauria 69 



Peratherium 80 



Peryptychus 56, 168 



Perca 291 



Perdix 266 



Petrochelidon 62 



Phacops 213 



Phanerosaurus 108 



Pheidole 304 



Philohela 67 



Phimothyra 14, 35 



Phrynosoma 10, 12, 15, 18, 20, 



23, 28, 32, 33, 69 



Physa 140 



Picus 65 



Pinus 114, 194, 200 



Pipilo 63 



Pityophis 18, 21, 29, 34, 35 



Planorbis 140 



Platanus 201 



Platycodon 191 



Platystira 130 



Plectrophanes 62 



Plethodon , 23, 24, 28 



Pliocercua 34 



Podicipes 68 



Podilymbus 68 



Podothecus 293 



Pooecetes 62 



Pcecilichthys 132, 138 



Poepbagus 2b9 



Pogonomyrmex 294, 304 



Polioptila 60 



Polycirrhus 288 



Pomadasys 286, 287 



Polyoptbalmus 234 



Pompholyx 140, 174 



Porichthys 291 



Portulaca 84 



Porzana 67 



Prionotus 292 



Pristipoma 286 



Progne 62 



Prorastomus 52 



Proteus 24 



Psittacotherium 77 



Psocus 278 



Pucetia 276 



Pyranga 61 



Pyrgula 171, 173 



Pyrus 190 



Quercus 37, 201 



Querimana 283 



Querquedula 68 



Quiscalus 64 



Raia , 153 



Rallus 67 



Rana ...10, 16, 20, 25, 28, 33, 56 



Raphidiophrys 95 



Regulus 60 



Rhabdofario 161 



Rhadinsea 34 



Rhineastes 162 



Rhinichthys 153 



Rhinochilus 32, 33 



Rhizohydra 140 



Rhynchocyon 78 



Rhytina 54 



Ruticilla 266 



Saiga , 269 



Salmo 138, 141, 152, 153, 161 



Salvelinus 141, 152 



