554 



history of the check lot, 293. 

 of the infected lot, 290. 



infection experiments, 289. 

 flacherie of, 262. 

 jaundice of, 259. 

 Siluridtr, 455* 472*. 479t. 

 Simocephalus, 450t, 452t, 463t. 



americanus, 454t, 460t, 464t. 

 Slime, 4891. 

 Small-mouthed Black Bass, 4341. 



Buffalo Fish, 448*. 

 Snails, 482t. 

 pond, 482t. 

 river, 482t. 

 Solenostomum, lol. 

 Somatogyrus, 443t, 470t. 

 Southbya, 102, 126. 

 spathula, Polyodon, 464* 468*. 

 Spencer, Herbert R., & Co , 273. 

 Sphferium, 442t, 443t, 444t, 447t, 



450t, 452t, 454t, 46 If, 4621, 



464t, 468t, 470t, 472t, 4811- 

 Sphferocarpus, 9. 21, 30, 118. 

 Sphserotlieca, 387, 388, 389, 392, 395, 



397, 398. 

 Sphagncecetis, 91, 92. 

 spherieus, Chydorus, 4371- 

 Spiders, 438t. 439t. 

 Sponges, 458t, 489t. 

 Spongilla, 461t, 473t, 489t. 

 Spongodes, 27. 

 Spoon-bill Catfish, 464*. 

 Sporozoa, 316. 

 Spotted Catfish, 456*, 458*, 463*. 



Mullet, 444*. 

 Squamella, 448t. 

 Squash Beetle, 437t. 

 Staphylinidse, 437t, 472t. 

 Steetzia, 50, 57, 117. 

 Stizostedion and Micropterus, food 



of, compared, 503. 

 Stizostedion vitreum and S. cana- 



dense, food of, compared, 



503. 

 Stone Catfish, 463*. 

 Roller, 441*. 445*. 



Strawberry fields, injury to, by 

 Forest Tent Caterpillar, 

 315. 

 Strepomatidre, 442t. 

 Striped Bass and Large-mouthed 

 Black Bass, food of, com- 

 pared, 501. 

 Sucker, 444*. 

 Studies of the Food of Fresh- Water 

 Fishes, 433-473. 

 on the Food Relations of Fresh- 

 Water Fishes: A Sum- 

 mary and Discussion, 475- 

 538. 

 subtilus, Bacillus, 297, 318. 

 Succinea, 482t. 

 sucetta, Erimyzon, 447*. 

 Sucker, 459t. 

 Brook, 444*. 

 Chub, 447*. 

 Common, 444*. 

 Fine-scaled, 444*. 

 Striped, 441*. 

 White, 442*, 444*. 

 Suckers. 459t, 4801- 



cylindrical, 440, 441. 

 food of, 5u3. 

 Sunflsli, 435t, 460t, 462t. 



and Croppie, food of, compared, 

 501. 

 Sunfishes. 434t. 479t. 



as vegetable feeders, 491t. 

 Sweet Gum-tree, injury to, by 

 Forest Tent Caterpillar, 

 315. 

 Switch Tail, 456*. 

 sylvatica, Clisiocampa, 259,315,321, 



T 



Tadpoles of frogs, 435t, 468t. 



Targionia, 10, 21, 30,31, 44, 49, 119. 



Tent Caterpillar, Forest, injury to 



forest trees, the Apple, 



and Strawberry fields, 



315. 



muscardine in, 259, 315, 321, 



teres, Catostomus, 444*, 446, 470*. 



