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HANDBOOK OF PROTOZOOLOGY 



which proteins are taken. The plasmodium of Badhamia is said 

 to possess the power of dissolving the cellulose. 



When exposed to unfavorable conditions, such as desicca- 

 tion, the protoplasmic movement ceases gradually, foreign bodies 



Fig. 69. Scheme of the life-cycle of an endosporous mycetozoan. Variously 

 magnified. (Constructed after de Bary, Lister, and others). 

 a, Plasmodium formation by fusion of numerous myxamoebae; b, c, sclero- 

 tium formation; d, e, germination of sclerotium and formation of plasmodium; 

 f, portion of a plasmodium showing streaming protoplasmic thickenings; g, 

 beginning of sporangium formation; h, six sporangia; i, sporangium opened, 

 showing capillitium; j, a spore; k, germination of spore; 1, myxamoeba; m, n, 

 myxoflagellates; o-q, division of myxoflagellate; r, microcyst; s, myxamoeba. 



are extruded, and the whole plasmodium becomes divided 

 into numerous cysts, sclerotia of de Bary, each containing ten 

 to twenty nuclei and being surrounded by a resistant wall {b). 



