232 



Part III. — Twenty-third Annual Report 



Polymorphina oblonya, (7) 315 ; (16) 277. 



rotundata, (15) 167. 



sororia, (16) 277. 



tubidosa, (15) 167. 



Polynoe squamata, (15) 160. 

 Polyphemus ocidus, (9) 295 ; (11) 234. 

 pediculu*, (9) 273, 277, 280, 295; 



(11) 234 ; (12) 286 ; (13) 188, 245, 250 ; 



(14) 168 ; (15) 333 ; (16)252, 260 ; (17) 



138, 140, 144, 145, 185, &c. 

 Polyprion americanus. See Stone basse. 



ceniium. See Stone basse. 



P oly stoma appendiculatum, (19) 151. 

 Polystomella crispa, (7) 315 ; (15) 167- 



striato -punctata , (15) 167. 



umbdicatula, (9) 288. 



Pontella brevicomis, (17) 252. 



wollastoni, (17) 251 ; (18) 385 ; (21) 



113. 



Pontobdella muricata, (19) 141. 

 Pontocrates altamarinus, (6) 246; (15) 



139 ; (20) 491, 492, 510, 529. 



arenourius, (20) 516, 523, 525. 



haplocheles, (10) 263. 



norvegicus, (7) 320. 



Pontocypris acupunctata, (8) 320. 



mytiloides, (7) 316 ; (15) 142. 



trigonella, (8) 321 ; (15) 142. 



Poufophilus spinosus, (15) 131 ; (19) 278. 

 Pontopolites typicus, (12) 251 ; (15) 151. 

 Poor-cod (Gadus minutus), (18) 282. 

 eggs and larvee of, (11) 239; (17) 



82, 83, 84, 94, 96. 



in Loch Fyne, (4) 232 ; (15) 111. 



peculiar example of, (11) 241. 



question of specific distinction from 



bib or whiting-pout, (4) 208. 



spawning period of, (17) 98. 



Poraniapulvillus, (15) 161 ; (20) 309, 319, 



324. 



Porbeagle. See Shark, porbeagle. 

 PorceUana longicomis, (6) 258 ; (15) 130; 



(16) 198 ; (20) 489. 



ptatycheles, (6) 257. 



Porcellidium fasciattcm, (10) 258. 



Jimbriatum, (4) 153; (6) 242; (9) 



304; (15) 153. 

 Porella compressa, (15) 156. 

 Porpoise, food of, (21) 226. 

 Porpoises, damage to fisheries by, (7) 394. 

 Portugal as a market for Scottish-cured 



herrings, (7) 163. 

 Portumnus latipes, (6) 257. 



variegatus, (6) 257. 



Portunus arcuatus, (19) 280. 



depurator, (6) 256 ; (15) 130. 



holsatus, (6) 256 ; (20)489, 507, 511, 



535, 537. 



marmoreus, (6) 256 ; (15) 130. 



— puber, (6) 256 ; (15) 130 ; (19) 279. 



pusillus, (6) 256, 265 ; (15) 130 ; (20) 



507, 526. 



Post-larval fish attacked by Podon, (22) 

 279. 



■ fishes, distribution of, in Moray 



Firth, (15) 257. 

 . forms of food-fishes, (6) 269 ; (7) 



306 ; (14) 223. 

 and young fishes, nets for the 



capture of, (20) 328. 



Post-larval plaice, rearing of, (15) 14. 



Potamocypris fidra, (5) 328 ; (9) 272, 

 276, 282, 284, 286, 288 ; (13) 245 ; (15) 

 321, 330, 333 ; (16) 252 ; (17) 160, 183, 

 194. 



Potter, Mr M. C, (8) 361. 



Pouchet, Professor G., (7) 389; (8) 21, 



373 ; (9) 19, 389 ; (10) 160, &c. 

 Pout, Norway (Gadus esmarkii), (18)282. 

 abundance of, in northern part of 



North Sea, (19)282. 

 abundance of, on deep-water 



grounds, (19) 64 ; (21) 20, 25, 30, 35. 



age of, (19) 166. 



as food for other fishes, (19) 



166. 



cysts in eye of Clyde speci- 

 mens of, (19) 284. 

 distribution of, in North Sea, 



(19) 282, 283. 



food of, (20) 486, 511; (21) 



221. 



growth of, (19) 154, 155 ; (22) 



195. 



maximum sizes of, (19) 166. 



occurrence of, on East Coast, 



(20) 539. 



parasites of, (19) 147. 



relation of length to weight, 



(22) 234. 



reproductive organs of, (22) 



200. 



size of, at first-maturity, (19) 



164. 



spawning period of, (19) 164. 



silvery (Gadus (Gadiculus) argen- 



teus), (19) 284. 

 occurrence of, at Aberdeen, (4) 



210 ; (20) 540. 

 Praniza, (16) 242. 



Praunus Jlexuosus, (16) 158, 162, 209 ; 



(20) 492, 507. 

 inermis, (15) 133 ; (16) 158, 163, 



209 ; (18) 403 ; (20) 493, 516, 525. 



neglectus, (15) 133. 



Preservation of fish, (6) 289. 

 Priapidus caudatus, (8) 332. 

 Prince, Professor E. E., (4) 211 ; (6) 



280 ; (8) 8 ; (9) 15, 318, 343, 349 ; (10) 



275, 323; (13) 147. 

 Prince Albert of Monaco. See Monaco. 

 Pristiurus melanostomus. See Dog-fish, 



black-mouthed. 

 Productiveness of fishing grounds, 



method of ascertaining, (21) 38. 

 Proportion of fish caught in a given area, 



(14) 146. 



Proportional numbers and sizes of the 

 sexes among sea-fishes, (8) 348. 



Protective resemblance in young lump- 

 suckers, (11) 390. 



Protella phasma, (6) 250; (16) 263; (18) 

 402 ; (19) 267 ; (20) 501. 



Proteonina fusiformis, (8) 314. 



pseudo- spiralis, (7) 313. 



Proto goodsiri, (6) 250. 



pedata, (6) 250 ; (20) 492. 



ventricosa, (6) 250. 



Protomedeia fasciata, (6)248; (20) 479, 

 491, 503, 517, 520, 523. 



