Miscellaneous Notes. 



Zoological Society of Tokyo. — The monthly meeting of the Society 

 for April was held in the lecture room of the Zoological Institute of the 

 Imperial University at 2 P.M. The President in the chair. The 

 following papers were read : 



Dr. Kishinouye on " a Trip to Tottori Prefecture." The author 

 dwelt on the routes to this part of the country and gave a general ac- 

 count of its fauna. 



Prof. Sasaki on " Pebrine." After giving a brief historical survey 

 of previous works done on this disease of the silk-worm, in which he 

 referred specially to those of Pasteur and Balbiani, he communicated 

 the result of his own investigation as to the true nature of the micro- 

 organisms that cause the disease. According to it those minute corpus- 

 cles that are found floating in the blood of the infected silk-worm repre- 

 sent only a stage in the life-history of an amoeba-like organism, in other 

 words, those corpuscles are spores, thus confirming the result obtained 

 by Palbiaxi as opposed to that of Pasteur. 



The meeting adjourned at 3.30 P.M. 



The monthly meeting of the Society for May was held at the usual 

 place at "2 P.M. . The President in the chair. The following papers 

 were then read : 



Mr. Neshikawa On " the Embryology of Caprella." The author 

 gave a detailed account of the segmentation, gastrulation, and the for- 

 mation of the mesoderm in a species of Caprella common in winter 

 among Sargassum in Misaki, and compared them with the same pro- 

 cesses in other crustaceans. 



Prof. Hatta on " the Development of the Heart in Petromyzon." 

 An abstract of tin's paper is promised in the next number of this 

 periodical. 



The meeting adjourned at 4 P.M. 



The monthly meeting of the Society for J une was held at the usual 

 place at 2 P.M. The following paper was read : 



Prof. MiTSUKuni on "the Species of Holothurians manufactured 



