of the Fishery Board for Scotland. 247 
Tryphosa ciliata, (7) 327. 
—— horringii, (14) 158. 
—— longipes, (7) 320; (22) 257. 
—— nanoides, (22) 256. 
—— sarst, (15) 137. 
Tryphosella horringit, (19) 258 ; (20) 523. 
Tryphosites longipes, (15) 137. 
Tub-fish. See Gurnard, sapphirine. 
Tubifex rivulorum, (9) 273. 
Tumour attached to stomach of a saithe, 
(13) 236. 
Tumour, cystic, in head of cod, (4) 215. 
—-— from a tunny, (11) 392. 
Tumours, caseous, in muscels of hake, 
(3) 76. 
— in haddock and cod, (10) 323. 
—— multiple, in plaice and flounders, 
(3) 66; (4) 214; (11) 391. 
Tunny (Orcynus thynnus), (18) 277. 
description of one caught in Firth 
of Forth, (4) 206, 
—— parasites of, (4) 207. 
—— skeleton of, (12) 272. 
—— spawning period of, (4) 245. 
Tupper, Sir Charles, (8) 359 ; (6) 192. 
Turbo politus. 
Turbonilla rufa, (15) 121. 
Turbot (Rhombus maximus), (15) 112; 
(18) 285, 357. 
—— abnormal specimen of, (2) 80, 
—-— cross-fertilisation of, with lemon 
dab, (8) 358. 
—— development of, (13) 14, 224. 
—— distribution of, (21) 51. 
——- distribution of adult and immature, 
(8) 171; (21) 51. 
—— distribution of young, (10) 279. 
—— eggs and larvee of, (12) 19, 222. 
—— eggs of, (7) 304; (8) 285; (10) 274; 
(13) 14, 224; (14) 151, 172; (15) 187; 
(16) 91, 114; (17) 82, 83, 84, 93, 96, 
104. 
—— eggs of, distribution of, (15) 242, 250. 
—— experiments in breeding of, (14) 150. 
fecundity of, (9) 262. 
—— food of, (7) 234, 240; (8) 249, 250, 
252, 253, 255 ; (20) 312, &c. ; (21) 52. 
——- growth of, (11) 195. 
—— hatching of, (12) 11; (13) 9, 131; 
(14) 150 ; (16) 219. 
—— larve of, (13) 14, 244. 
—— mature and immature, (8) 380. 
-—— migrations of, (11) 189; (21) 51. 
—— minimum size at maturity of, (8) 
161, 162, 163. 
— — parasites of, (18) 152, 165 ; (19) 137, 
143 
—— post-larval forms of, (7) 307. 
—— proportion of males to females, (8) 
349. 
relation of length to weight in, (22) 
144, 216. 
—— remarks on gravid forms at Dunbar, 
(13) 244. 
—w— sexual proportions of, (10) 239. 
size-limit between mature and 
immature, (22) 18. 
—— spawning period of, (4) 250; (7) 
192; (8) 264; (10) 232, 236 ;=(15) 242; 
(17) 98. é 
Turbot, spawning places of, (7) 192; (8) 
264 
—— young of, (11) 246. 
Turkey as a market for Scottish-cured 
herrings, (7) 164. 
Turner, Sir William, (20) 541. 
Turritella, (7) 3847 ; (20) 497. 
—— terebra, (15) 119; (20) 522. 
Turtonia minuta, (15) 125. 
Tusk (Brosmius brosme), (10) 260 ; (21) 63. 
—~—- development of, (10) 289. 
eggs of, (10) 288; (16) 91, 114, 115. 
—— fecundity of, (9) 259. 
—— parasite of, (18) 180. 
—— sexual proportions of, (10) 239. 
—— small size of testes of, (10) 240. 
spawning period of, (4) 249 ; (7) 196. 
Tweed, micro-organisms in water of, (4) 
179, 184; (5) 382. 
Typhlotanais brevicornis, (19) 268; (20) 
479. 
U 
Udonella caligorum, (19) 144. 
Unciola planipes, (17) 265 ; (19) 266 ; (20) 
479, 511, 520. 
Undinopsis brady?, (18) 384; (20) 451. 
United States as a market for Scottish- 
cured herrings, (7) 169. 
—— fishery work in, (6) 301; (7) 388; 
(8) 363; (9) 401; (10) 342; (12) 393; 
(13) 336. 
—— money spent on fisheries in, (12) 
9 
—-— piscicultural work in, (9) 402; (13) 
336. 
—— report on fishery industries of, (7) 
388. 
— work of Fish Commission, (6) 14, 
16, 30; (8) 363; (12) 393 ; (14) 8. 
Uraster rubens, (7) 347. 
Urothoé elegans, (8) 327. 
—— marina, (14) 159 ; (15) 138; (18) 401. 
norvegica, (15) 138. 
—— pulchella, (14) 159. 
Use of small-meshed nets in the herring 
fishing, (6) 295. 
Utriculus obtusus, (20) 510. 
Uvigerina angulosa, (8) 316; (16) 277. 
Vv 
VAARSILD, (17) 282. 
Vaginulina legumen, (16) 277. 
——- linearis, (7) 314. 
Valvata cristata, (9) 271, 284, 288; (15) 
320; (17) 159. 
—— piscinalis, (8) 336; (9) 271, 276, 
281, 285 ; (12) 285 ; (138) 249; (15) 320; 
(17) 139, &e. 
Valvulina austriaca, (16) 275. 
Variability of characters in species, (18) 
294, 
various forms of, (18) 207. 
Variation in the size of fishes’ eggs, (13 
15, 271. 
—— of lobster megalops, (23) 83. 
Variations, method of treating, (18) 201. 
Varigny, M. de, (12) 297. 
