GENERAL INDEX 
779 
Pasvigelf, 581. 
Patagonia, 640. 
Paton, — , 245. 
Patrocles, 529. 
Peace River, 631. 
Peach, B. K, 24, 439. 
Pearcey, F. G., 27. 
Peary, Robert, 14. 
Peaty waters, 147, 161, 162, 163, 165, 166, 
215, 286. 
Peerie AVater, 301. 
Peipus, Lake, 584. 
Pelagic or abysmal region of the ocean, 
652. 
Penard, E., 278, 291, 293, 301, 305, 306, 
307, 311, 325. 
Penck, Albrecht, 382, 593. 
Pepin, Lake, 633. 
Peretolchin, — , 603. 
Peridiniacese, 280, 282, 310, 347, 358. 
Peris, Llyn, 576. 
Perlidff} in Scottish lochs, 315, 334. 
Permian rocks, distribution of, 453. 
Peru, 569. 
Peschel, D. F. , 602. 
Peten, Lake, 562. 
Pettersson, 0., 377, 379, 380, 427. 
Peucker, K , 584. 
Pfenniger, A.. 392, 394. 
Phseophycese, 357, 358. 
Phanerogamia of Scottish lochs, 156, 271, 
276, 301, 310, 327. 
"Phenotypes," 408, 
Phosphorescence in lakes, 3, 312. 
Photic zone, 155, 162, 164. 
Phycocyan, 389. 
Phylactolcemata, 355, 356. 
Physical and biological conditions of fresh- 
water lochs, 2. 
of salt-water lochs, 2. 
Phytoplankton of Scottish lochs, 279-281, 
301-303. 
Picnic Point, 55, 56, 60, 61, 68, 69, 76, 87. 
Piggott, T. D., 7, 27. 
Pilcomayo River, 639. 
Pitard, E., 394. 
Planes of denudation, classification of, 458. 
Planimeter measurements, 10, 15. 
Plankton communities, their geography 
and life-history, 399. 
Plankton, fresh-water, influence of Ice Age 
on, 418-426. 
variation of, 404. 
seasonal, 405. 
local, 414. 
Plankton of Scottish lochs, 275, 276. 
Arctic element in, 287, 311. 
cosmopolitan element in, 285. 
distribution of, 287. 
European species rare or absent in, 
287. 
migration of, 288, 309, 311, 
origin of, 308. 
peculiarities of, 285-289. 
seasonal change of, 288, 311. 
summary of, 311. 
temperature in relation to, 284. 
PlantaginacCcT, 175. 
Plantamour, — , 31. 
Plants in Scottish lakes, 156-260. 
comparative table, 193-195. 
list of, 168-192. 
Plate, — , 419. 
Flatten See, 585. 
" Playas " (mud plains), 556. 
Ploima, 321. 
Po, River, 588, 650. 
Podostemacepe, 165. 
Foe, 0. M., 625. 
Point de Monts, 627. 
Pointe Mulatre, River, 646. 
Polar class of lakes, 104, 106. 
Polychseta, 355. 
Polygonaceae, 175. 
Polytrichacepe, 186. 
Folyzoa, 355, 356, 364. 
Fontcliartrain, Lake, 636. 
Foopo, Lake, 569, 571. 
Poo-to, River, 604. 
Porelleai, 189. 
Forifera in Scottish lochs, 310, 324. 
Porsild, M., 376, 377. 
Portclair Forest, 189. 
Portulacese, 172. 
Potamogetonacese, 179, 357. 
Potamonidpe, 355. 
Foyang Lake, 604. 
Precipitation and evaporation, 515. 
Prejevalsky, N., 536. 
Preparation of maps of Scottish lochs, 15. 
Primulaceffi, 175. 
Progressive waves, 40, 86. 
Protozoa of Scottish lochs, 278, 281, 293, 
310. 
Pskov, Lake, 584. 
Pteridophyta, 357, 358. 
Ptilideai, 189. 
Fullar, F. P., 4, 5, 6, 7, 9, 11, 20, 21, 23, 
93 
Fullar, Laurence, 1, 6, 7, 9, 10, 21, 23, 
24, 27, 94, 156, 260. 
Fullar, Robert, 21. 
Pulmonata, 369. 
" Puna " (inland drainage area), 569. 
Puorek, Lake, 342. 
Purvis, — , 610. 
Pusiano, Lake of, 590. 
Putnam, F. W., 634. 
Puy de la Yache, 523. 
Pyramid Lake, 557, 558. 
Quatre Cantons, Lac des, 596. 
Quinte, Bay of, 629. 
Quinton, Rene, 354, 358, 362, 519. 
Quoich, Loch, freezing of, 139. 
Radiation, 101, 110. 
Radiolaria, 356. 
Radiolarian Ooze, 273. 
Rainy River, 630. 
Rakas-tal, Lake, 539, 540. 
Ramsay, A. C, 521, 588. 
Rangiriri, Hiver, 642. 
"Rand-Seen," .596. 
