INDEX. 



689 



Page. 



Oligotmema prima 281 



Olivella biplicata 2 



pedroana 5 



Ondatra zibcthica 105 



Opalia wroblewslai 2 



Opheliiioideus japonicus 200 



Ophlcephalus pekiuensis 315 



Opisthosiphou dalli 6S 



moreletianiim 67 



Opisthosiphon berryi 67 



(Opisthosiphoiia) apertus 67 



berryi scmi- 



apertus 67 



bioscai 67 



detectus 68 



judacensis. . . 68 

 obturatus.. .. 



obtectus 



occult us 



paredoiieusis. 

 protractus. .. 



salustii 



subobturatus 

 trincheracen- 



sis. 



67 



Oreosaurus anomalus 614 



ocellifer 614 



lacertus. 616 



Orgilus gelecliiaevora 291 



maculiventris 290 



Ormosia holotricha 422 



iiinoceHs 422 



meigcnii 423 



uigripila 423 



nubila 423 



serridens 423 



Orolestes iuca 244, 243 



Oropeza albipes 393 



dorsalis 393 



obscura 393 



sayi 393 



subalbipes 393 



Oryzomys dry as 229 



keaysi 227 



(Microryzomys) aurillus 228 



minutus 228,229 



nitidus 228 



stolzmanni 228 



Oribos moschatus 126 



Oxymycterus paramensis 239 



Pachyinenis pcru\aana 618 



Paludinella castanea 163 



Panargyrops pacificus 252 



peregrinus 262 



sericeus 261 



texanus 262 



thoracieus 258,262 



tibiaUs 261 



Pandosentis Iracundis 456 



Paphia staminea 2 



Paraceraptrocerus africanus 18.5 



Parachondria deutilobata 66 



fascia 66 



(Parachondria) dentilobata — 80 



gonavicola 80 



Parasilurus asotus 308 



181404— 21— Proe.N.M.vol.uS 44 



Parastenoterys ni^'Giclava 191 



Parasyntomocera hillmeadia 215 



Paratrigonogastra stella 210 



Pecten giganteus 1 



Pedicia albivitta 430 



Pentelicus aWrichi 183 



Ponthoptera albitarsis 428 



Peramys peruvianas 248 



Perodipus, species 140 



Peropteryx canina 222 



Peru, southern, amphibians and repliks 

 from, collected by the Peruvian Expedition 

 of 1914-1915 under the auspices of Yaie Uni- 

 versity and the National Geographic So- 

 ciety 609 



Peruvian Expedition of 1914-1915, amphib- 

 ians and reptiles from southern Peru col- 

 lected by the 609 



Peruvian Expedition of 1915, report on the 

 mammalia collected by Mr. Edmund Ilcller 



during the 217 



Petricola, species 2 



Phacoides californicus 2 



Phaeogenes arcticus 251 



Plianurus emersoni 180 



tabanivonis 181 



Pliilander laniger ornatus 247 



Phrynonax fasciatus 617 



Phthorima boreaUs 264 



sulciclypeus 265 



(Phthorima') Gastroporus borealis 264 



Phyllostomus hastatus 222 



Phyllotis darv/ini posticahs 230 



Pimpla fulvesccns 42 



melanocephala 43 



(Pimpla) Zaglyi^tus incompletus 37 



Placiphorella velata 5 



Platygonus compressus 8.5, 111 



eumberlandensis 101 , 102 



setiger 84 



tetragonus 101 



vetus 101 



Pleistocene vertebrates found in the United 



States, descriptions of some 83 



Pododesmus macrocliisma 1 



Poliniceslewisii 3 



Polyacanthus opercularis 316 



Polycystus gibbus 212 



Polymecus semiglaber 177 



Polypus Scorpio 299 



Polysphincta acuta. . . 

 albipes. 



bicarmata ^i 



bruneti 26 



burgessi 26 



cingulata 37 



dictynae 30 



granulosa 33 



limata 26 



miuuta 30 



nigriceps 37 



nigrita 37 



pimploidcs 37 



pleuiaUs 37 



pontiaci 32 



