610 



INDEX. 



Orthotonius frontalis Sharpe, 74 ; O- nigri- 

 ceps Tweeddale, 74. 



Osmotreroa axillaris (Bonaparte), 67. 



Osphromenus insulatus Seale, 534. 



Otomela lucionensis (Linneeus), 75. 



Oxygen, oxidation of phenol and effect on 

 phenol and anisole, 133. 



Oxyporhamphus trevis Seale, 495. 



Oxyuricthys Bleeker, 530. 



Ozone, production of in sunlight in oxidation 

 of phenol, 143. 



Pachygrontha German, 574. 



Pacliygrontha hicornuta Banks, 574 ; de- 

 scription of, 574 ; habitat, 575. 



Pamera, Say, 575 ; P. nietneri Dohrn., 575 ; 

 P. vineta Say, 575. 



Panaon Island, gold mines on. 350. 



Paracritheus, Bergroth., 561 ; P. trimacula- 

 tus Lep. & Serv., 561. 



Pasig sand, sources of, 463 ; nature of, 465 ; 

 granularmetric analysis of, 466, 467 ; ef- 

 nciency of, 470. 



Pelargopsis gigautea Walden, 70. 



Penelopides affinis Tweeddale, 71. 



Pentatomidse, 554. 



Pentatominee, 560. 



Pernis ptilorhynchus (Temminck). 69. 



Peroxides, action of organic, on photographic 

 plates, 451. 



Petascelaria, 565. 



Petillia, St§.l. 565 ; P. calcar Ball., 565. 



Petroleum, in Leyte. 355. 



Petroleum nuts. 115. 



Phapitreron amethystina Bonaparte, 67 ; P. 

 brevirostris Tweeddale, 67, 



Phenol, action of sun's rays on, when under 

 quartz glass, 143 ; apparatus in exper- 

 iments with, 135 ; chemical activity of 

 oxygen gas ions in oxidation of. 143 ; colo- 

 ration of. 143 ; influence of altitude of sun 

 upon coloration of, 150 ; oxidation of, and 

 effect of light and oxygen upon phenol and 

 anisole, 133 ; production of ozone in the 

 sunlight in oxidation of phenol, 143. 



Phenol molecule, effect of temperature upon 

 activity of, 149 ; activity of. 147. 



Philippine alcohol, 232; cement, 211; coals. 

 171 ; culicidae. new, 545 ; essential oils, 

 93 ; • fishery resources. 57 ; mangrove 

 swamps, 205 ; ornithological literature. 

 79 ; pine trees, 231 ; road materials, 455 : 

 snakes, two new. 55 ; terpenes, 93 ; tur- 

 pentine, 231. 



Philippine fishes, new species, 491 ; the bar- 

 racudas, 502 ; the damsel-fishes. 517 ; the 

 gars, 495 ; the grunts, 512 ; the minnows, 

 494 ; the morays, 491 ; the mullets, 500 ; 

 the pampanos, 505 ; the porgies, 514 ; the 

 silversides, 496 ; the snappers, 513 ; the 

 squirrel fishes, 504. 



Philippine Islands, physiography of, 1, 19. 



Pilapiles, of the Ifugaos, 239. 



Pine trees, Philippine, 231. 



Pinus insularis Endl., 231. 



Pinus khasya Royle, 231. 



Pinus ponderosa Dougl., 231. 



Piratince, 5S6. 



Pisobia ruficollis (Pallas), fiS. 



Pilhecophaga jelToryi. 484. 



Pitta erythrogaster Temminck. 73. 



Pittosporum resiniferum Hemsl., 115. 



Photographic plate, action of organic pei ox- 

 ides on the, 451. 



Physomeraria, 567. 



Physomerus, Burmeister. 5G7 ; B. grossipes 

 Fabr., 567. 



PlataspidiniB, 554. 



Plautia. Stai, 561; P. viridicoilis Westw., 

 561. 



Plectorhinchus doanei Seale. 511. 



Pleurogoblus boulengeri Seale, 536. 



Pluraeria acutifolia Poir., 131. 



Podops, Laporte, 559 ; P. serrata Voll., 559. 



Polididusaria, 590. 



Polillo, 194. 



Polioaetus ichthya^tu.s (Horsfield), 69. 



Poliolophus urostictus (Salvadori), 74. 



Polyondontophis bivitatus Blgr., 596. 



Poraacentridfe, 517. 



Pomacentrus elongatus Seale. 518. 



Pomaceutrus suluensis Seale. 519. 



Pomacentrus tropicus Seale, 517. 



Porphyry, found on Mount Pinatubo, 22. 



Port Barrera. 3. 



Prioniturus discurus (A'ieillot), 69. 



Psammodynastes pulverulentus Boie, 600. 



Pseudochromidae, 528. 



Pseudochromis aurea Seale, 528. 



Pseudochromis rex Seale. 529. 



Ptilocichla mindanensis Steere, 74. 



Ptilocolpa mindanensis Grant?. 68. 



Pycanum. Amyot & Serville, 564 ; P. rubens 

 Fabr., 564. 



Pycnonotus goiavier (Scopoli), 74. 



Pyrotrogon ardeus (Temminck), 72. 



Pyrrhocoridae, 576. 



Pyrrhocorinas, 576. 



Python, excreta of, 165. 



Python reticulatus (Schneider), 595. 



Qiangan, Ifugaos of, 237. 



Quarry, Sisiman, 458 ; quality of stone from. 

 458. 



Red slate, in Masbate, 13. 



Reduviidae, 583. 



Rice terraces, of the Ifugaos, 239. 



Rhabdoruis minor Grant, 75. 



Rhinogobius carpenteri Seale, 535. 



Rhinogobius purpusillus Seale, 533. 



Rhinomyias ruficauda (Sharpe), 73. 



Rhipidura superciliaris (Sharpe). 73. 



Rhyacophilus glareola (Linuieus). 68. 



Rhynchota Palawanica, 553. 



RICHMOND. GEORGE F., Editorial ; Philip- 

 pine Turpentine, 231. 



Riptortus, Stai, 569 ; R. linearis Fabr., 569. 



Rock, from Mount Pinatubo a feldspar por- 

 phyry, 22. 



Rombloii. location of town of. 87 ; marble 

 and schist formations of, 87 : marble, 87 ; 

 schist, 87. 



Saleng, 231. 



Samar, notes and observations on southwest- 

 ern, 339 ; geologic formation of. 350. 



Sand, efficiency of, 471 ; specific gravity of. 

 471 ; used in concrete construction, 463, 

 478. 



