INDEX. 



775 



Plutella; 143. 



Poa; 204, 237, 251, 252, 254, 271, 



321,515,578. 

 Poacites; 387. 

 Podiceps; 110. 

 Podocerus; 157, 158. 

 Podosira ; 320, 530. 

 Podosphenia; 320,530. 

 Podozamites ; 375. 

 Podura ; 145, 508. 

 Podurellse; 514. 

 Pogonatuin ; 253, 254, 526. 

 Polar Bear; 15, 40, 58, 498, 499, 



554. 

 Polaris Bay, Dr. Bessels on ; 553. 

 "Polaris," Voyage of. Notes on 



Geology and Natiu-al History j 



321. 

 Polemonium ; 204, 225, 232, 576, 



581. 

 Pollicita; 172. 

 Polyactinia ; 186. 

 Polybastia ; 298, 299. 

 Polybostrichus ; 170. 

 Polycera ; 125. 

 Poly cirrus ; 175. 

 Polycystina; 194, 195. 

 Polygala; 215, 228. 

 Polygastrica ; 195. 

 Polygonum ; 204, 208, 220, 233, 249, 



270, 383, 515. 

 Polymorphina ; 192,193. 

 Polynoe; 167, 168, 504. 

 Polyommatus ; 502. 

 Polypodium; 237, 241. 

 Polyporites ; 380. 

 Polysiphonia ; 240, 278, 516, 519, 



.520, 521, 522. 

 Polystemma; 179. 

 Polystichum ; 238. 

 Polystomella ; 192, 193, 194. 

 Polythalamia ; 195. 

 Polytrichum; 238, 241, 255, 265, 



272, 273. 

 Polyzoa; 139, 192, 568. 

 Porella; 141. 

 Porina ; 140. 

 Porphyra ; 241, 280, 521. 

 Porphyries of South Greenland ; 332. 

 Porpoise ; 86, 87. 

 Port Kennedy, some plants from ; 



524. 

 Port Kennedy, Temperature at ; 528. 

 Portulaceae ; 229. 

 Pontia; 160. 

 Pontogeneia; 154. 

 Pontoporeia ; 151. 

 Pontoppidan ; 34, 57. 

 Populus; 215, 234, 369, 370, 378, 



379, 382, 387, 388, 438, 478. 

 Potamilla; 175. 

 Potamogeton ; 221, 234, 382. 



Potentilla; 201 204, 208,218, 219, 

 222, 228, 246, 261, 269, 514, 572, 

 575. 



Praniza; 150. 



Prasiola; 241, 280, 281, 516. 



Priapulus; 136, 178. 



Primitive limestone ; 333. 



rocks ; 327, 335, 341, 468. 



trap; 333. 



Primula; 207, 210, 220, 233. 



Procellaria ; 107, 181. 



Proctaporia; 125. 



Productus ; 543, 551, 552. 



Proetus; 533. 



Proteoides; 388. 



Protococcus ; 398, 517, 523. 



Protomedeia ; 157. 



Protopteris; 388. 



Protula; 177. 



Prunella; 220. 



Prurius ; 207, 215, 228, 369, 384. 



Pseudorca ; 3. 



Psilomallus ; 163. 



Psilopilum; 272. 



Psolus; 184. 



Psora; 309. 



Psoroma; 307. 



Psychophora ; 502, 507. 



Plarmica; 208, 209, 216, 230. 



Ptarmigan ; 100, 322, 399, 498. 



Ptenoglossata ; 125. 



Pteraster; 185. 



Pteris; 380. 



Pterophyllum ; 387. 



Pteropoda ; 126. 



Pterospermites ; 384. 



Ptilidiura; 242,273. 



Ptilota ; 240, 279, 520, 522. 



Ptychophyllum ; 533. 



Puffinus; 108. 



Puilasok beds ; 377, 422, 438. 



Pulex; 144. 



Pulvinulina; 192, 193, 194, 57i. 



Punctaria ; 520. 



Pupa; 124, 135,487. 



Purpura; 129. 



Putorius; 34. 



Pycnogonida ; 145, 163, 164, 566. 



Pylodexia ; 195. 



Pyralidse; 143. 



Pyrenopsis ; 290, 292, 299, 303. 



Pyrenothea; 310. 



Pyrethrum ; 205, 219, 230. 



Pyrola; 204, 220, 221,228, 231, 248, 

 269, 515, 576, 579. 



