172 BULLETIN OF THE UNITED STATES FISH COMMISSION. 



Knight, 1885. Bull. Torrey Bot. Club, vol. xu, p. 56. 



Notes that a goldfish succumbed to attack of S. ferax. 

 Lambotte, 1880. Flore Mycologique Beige, p. 112. 



In a description of S. ferax, says it occurs on deal fish, salamanders, etc. 

 Lindstedt, 1872. Synop. der Saprolegniaeeen, pp. 39, 42, 46. 



Mentions Saprolegnia as being found by old authors on dead and living fish, and gives S. ferax as 

 occurring on dead fish, etc. 

 Lockwood, 1890. Jour. N. Y. Micr. Soc, vol. VI, p. 67. 



Gives an extended popular and scientific account of 8. ferax on suufish, etc. 

 Murray, 1885. Journal of Botany, vol. xxm, p. 303. 



Gives notes on inoculation of fish with S. ferax and says disease was introduced into aquarium 

 through earthworm. 

 Peck, 1886. Thirty-ninth Rep. N. Y. State Mus. Nat. Hist,, p. 49. 



Notes S. ferax as found on aquarium fish and those in artificial ponds in New York. 

 Kobsox, 1880. Science Gossip; also Ainer. Month. Micr. Jour., vol. I, p. 103. 



An article on salmon disease said to be due to S. ferax. 

 Ryder, 1881. Bull. U. S. Fish Com., vol. i, p. 181. 



Mentions a saprolegnious growth quite destructive to fish eggs. 

 , 1882. Bull. U. S. Fish Com., vol. n, pp. 189, 190. 



Gives account of action of S. ferax and of attempted preventive experiments 

 Schenck, 1890. Handbueh der Botanik, vol. iv,. p. 567. 



Gives S. thureti of De Bary as occurring on dead and living fish, their eggs, etc. 

 Schnetzler, 1888. Mag. Nat. Hist., vol I, p. 162. 



Mentions a tadpole's becoming infected with S. ferax by spread of the fungus from a fly. 

 Schroeter, 1889. Krypt. Flora von Schlesien, pp. 256, 754. 



Gives scientific descriptions of S. monoica and S. ferax, and says they occur on dead insects, organic 

 matter, living fish, etc. 

 Smith, 1878. Gardener's Chronicle, vol. ix, p. 560; also Grevillea, vol. VI, p. 152. 



Gives account of a disease of salmon in rivers of northern England. 

 Stirling, 1877-78. Proc. Roy. Soc. Edinburgh, vol. ix, p. 726. (Reprinted in Rep. U. S. Fish Comm. 

 1878, p. 525.) 



Gives account of a destructive epidemic among salmon and other fishes in rivers of Scotland, due 

 to S. ferax. 



, 1878-79. Proc. Roy. Soc. Edinburgh, vol. x, p. 232. (Reprinted in Rep. U. S. Fish Comm. 1878, 



p. 531 and p. 370.) 



Gives additional observations on the fungous disease affecting salmon and other fish. 

 Swan, 1888-89. Rep. and Proc. Belfast Nat. Hist. Soc, pp. 54-85. 



Gives life-history of S. ferax and its relation to salmon disease. 

 Trelease, 1884. Parasitic Fungi of Wisconsin, p. 4, No. 3. 



Gives S. ferax (Gruithus) form Thuretiide Bary, as obtained on fly cultures in water at Madison. 

 Yai.khy-Mayet, 1X85. Bull. U. S. Fish Comm., vol. v, p. 272. 



Extract from letter giving account of trouble with supposed Saprolegnia in hatching salmon eggs. 

 Walpole and Huxley, 1881. Twenty-first Ann. Rep. Inspectors Fisheries England and Wales. 

 (Reprinted in Bull. U. S. Fish Comm., i, p. 129.) 



Authors give a very comprehensive account of the salmon disease of rivers of England and Wales. 

 Mature state of fungus not being found, absolute determination of species was impossible. 



To the above may be added the following references to early writers who note the appearance of 

 this or similar fungi on various aquatic animals, as salamanders, frogs, etc. : Varus, Nova Acta. 1823, 

 vol. ii, p. 493; Hannover, Miiller's Archives, 1839, p. 338, and 1842, p. 73; Stilling, Miiller's Archives, 1841, 

 p. 279; Valentin, Repertorium, vol. V, p. 44. 



