INDEX 



559 



partuloides, Prochilus, 462. 

 parvus, Actinoptychus, 15, 176. 

 Pasya, 198. 

 Pasythea griffini, 221. 



nodosa, 220. 



philippina, 221. 



quadridentata, 199, 220. 



sp., 220. 

 patens, Surirella, 157. 

 patricia, Navicula, 114, 180. 

 pauca, Amphora, 25, 176. 

 pauperculum, Triceratium, 173. 

 pecten, Amphora, 26. 

 peisonis, Scoliopleura, 90. 

 pelagi, Navicula, 7, 114. 

 pelagica, Amphiprora, 17. 

 pellucida, Amphora, 27. 



Cocconeis, 61, 64. 



Laetmonice, 186. 



Tribrachia, 161, 182. 

 peltata, Goniocidaris (Discocidaris), 244, 



261, 262 (fig.), 307, 310, 311. 

 pennaeformis, Achnanthes, 175. 

 pennaria, Sertularia, 234. 

 pennarius, Lytocarpus, 199, 234. 

 pensacola, Navicula, 96. 

 pentacrinus, Biddulphia, 43, 45. 

 pentecrinus. Biddulphia, 8. 

 peracuta, Cerion, 455. 

 peristiophora, Navicula gemmata, 103. 

 permagna, Amphora, 26. 

 perpallida, Cochlostyla (Calocochlea) , 



381, 384. 

 perpusilla, Cochlostyla (Chrysallis) jayi, 



476, 478. 

 persimilis, Helix, 386. 

 perspicuus, Campylodiscus, 53, 177. 

 perturbator, Cochlostyla (Chrysallis), 



531. 

 Petalocidaris, 264, 272. 

 petiti, Cochlostyla (Chrysallis), 487. 

 petitiana, Biddulphia, 43, 177. 



Navicula, 114. 

 petitianum, Triceratium, 43. 

 petitii, Biddulphia, 43, 44, 177. 

 pettiti, Cochlostyla (Chrysallis), 487. 

 pfitzeri, Campylodiscus, 52, 54. 

 phalangium, Campylodiscus, 7, 54. 



?hantasma, Tropidoneis, 174, 182. 

 'hengus simplex, 450. 

 philippina, Aglaophenia, 235. 



Pasythea, 221. 

 philippinarum, Auliscus, 32, 176. 



Campylodiscus, 53. 



Navicula, 114, 180. 



Rutilaria, 143. 

 philippinensis, Maldane, 313, 320 (fig.) 



Monorchos, 191 (fig.). 



Sertularella, 199, 217. 

 philippinica, Amphora, 24. 



Navicula, 110. 

 philippinus, Lytocarpus, 199, 235. 

 phoenicea, Plumularia, 233. 

 phoeniceus, Aglaophenia, 233. 



Lytocarpus, 199, 233. 

 Phyllacanthus annulifera, 257, 258. 



verticillata, 260. 

 Pilsbry, H. A., 378, 379. 



pinguis, Navicula, 115. 

 pinnata, Cocconeis, 64. 

 Pinnularia apiculata, 103. 



johnsonii, 147. 

 pithogaster, Cochlostyla (Orthostylus), 

 434, 435. 



Helicostyla (Orthostylus), 434. 

 Plagiodiscus martensianus, 157. 



nervatus, 157. 

 Plagiogramma, 77, 129, 131. 



antillarum, 129, 181. 



approximatum, 129, 131. 



atomus, 130. 



attenuatum, 129, 181. 



ceylanense, 130. 



constrictum, 130. 



distinctum, 130, 181. 



gregorianum, 130. 



gregorianum robusta, 130. 



murrayana, 131. 



nankoorense, 130. 



obesum, 130. 



papilio, 130. 



polygibbum, 129, 131. 



quadrigibbum, 131. 



sulcatum, 131. 



tesselatum, 77, 131. 



truanii, 129. 



validum, 77. 



van huerckii, 41. 

 Plagiotropis, 173. 

 plana, Nitzschia, 129. 

 planulata, Helix, 360. 



Obba, 343, 356, 360. 



Obbina, 338. 

 platessa, Diploneis, 123. 



Navicula, 123. 

 plenum, Trigonium, 162. 

 Pleurosigma, 9, 74, 131, 132, 133, 138, 

 142. 



acus, 132, 181. 



affine, 133, 136. 



angulatum, 9, 132-134, 136, 137, 

 139. 



balticum, 132, 133, 138. 



decorum, 134, 139. 



dolosum, 133, 181. 



elegantissimum, 133. 



elongatum, 134. 



exemptum, 134, 137, 181. 



falx, 134, 181. 



formosum, 132, 135. 



hamuliferum, 135. 



heros, 135, 136. 



intermedium, 132. 



italicum, 135. 



japonicum, 131, 135, 136. 



lanceolatum, 135. 



latum, 135. 



littorale, 132. 



majus, 139. 



marinum, 135. 



naviculaceum, 135. 



nicobaricum, 135. 



normanii, 133, 136. 



obesum, 131, 136, 181. 



obtusum, 136, 137, 181. 



prisma, 137, 181. 



