55» 



Pulmonates, 443t. 

 pulvenilentum, Oxygennm, 13<). 

 punctatiis, Ictalunis, 4r)()*, 4t)0*, 



472*, 498*, 5U2*. 

 Pyrenomyctes, 393. 



Q 



Qnill-back, 448*, 4:A. 



R 



Radula, 7, 50, 77, 117. 118, 110, 124. 



Radulejc. 124. 



rap?e, Pieris, 259, 260, 285, 312. 



Ravenelia, 155, 208. 



Reboulia, 37. 



Red Cedar, 145. 



-horse, 441, 444*, 49G*. 

 Common, 442*. 



-mouth Buffalo Fish, 451*. 

 Report Trustees Illinois Industrial 

 L'niversity cited, 277, 284. 

 Rhizopoda,471t. 

 Riccardia, 54. 



Riccia, 2, 7, 10, 21, 117, 118, 119. 

 Ricciaeea', 10, 14, 15, 20, 21. 

 Riccioc^rpus, 29. 

 Riley, C. V., on yeast remedy for 



European Cabbage Worm, 267. 

 River Carp, 448*, 453*. 



flies, larva? of, 484t, 485t. 



gars, 464*. 

 Roccns chrysops and Micropterns 

 salnioides, food of, com- 

 pared, 501. 

 Rock Bass. 479t. 



and Gizzard Shad, food of, 

 compared, 498. 

 Roestelia, 155, 210. 239. 

 Rt)ller, Stone. 441*, 445*. 

 Rotifers, 448t, 451t, 471t, 48St. 

 rupestris, Ambloplites, 498*. 



s 



Saoardia, 'SdO, 398. 

 Saccharomyces, 274. 



Saccogyna, 126. 



Saccogyne;e, 123. 126. 



Sachs, Julius, 148. 



Sasremehl, M.. -438. 



salmoides, IMicropterus, 498*, 501*. 



Salmonida', 436. 



Sand, 469t. 



Sarcoscyphus, 113, 114. 



Sauteria, 32. 34. 119. 



Say, Thomas, 323. 



Scale mosses, 15. 



Scapania, 53, 107. 116. 118. 119, 124. 



Scapholeberis mucronatus, 461t, 



464t. 

 Scavenger fishes, 434, 455, 457, 459, 



472, 490*. 

 Schisma, 81, 126. 

 Sahlqf.sticht, 258, 279. 

 Schweinitz, L. D., Synopsis Fun- 



gorum, Carolina superi- 



oris cited, 151. 

 "Science" cited, 260. 

 Sclerotiura, 392, 411. 

 Seeds, 471t. 



of grasses, 491t. 

 Semotilus atromaculatus and Chro- 

 somus erythrogaster, food of, 

 compared, 500. 

 Sendtnera, 51, 81, 117. 

 Seymour, A. 13., 141. 

 Shad, Gizzard, 435t, 437*,439t, 4591, 

 480t. 



and Rock Bass, food of, 

 compared, 498. 

 Golden, 439*. 

 Hickory, 437*, 461t. 

 Mud, 437*. 

 Sheepshead. 490*. 

 Sliovel-tish. 4C)4*. 

 Shrimps, fresh-water, 486t. 

 Sialida*. 473t. 



larva', 462+, 470+. 

 Silkworm, disease of, 277. 



artificial cultures, 285. 



characteristic bacteria, 281. 



coiitagious character, 284. 



description, 277. 



