CNIDOSPORIDIA, MYXOSPORIDIA 

 d 



463 



Fig. 214. a, Myxoproteus cordiformis, XlOOO (Davis); b, Wardia 

 ovinocua, X1330 (Kudo); c, Sphaerospora polytnorpha, XlOOO (Davis); 

 d-i, S. tincae (d, external appearance of a heavily infected young 

 tench; e, internal appearance, X|; f, mature pansporoblast; g, h, two 

 spores; i, germination of spore, XlOOO) (Leger); j, k, Sinuolinea 

 dimorpha (j, trophozoite with three gemmules, X420; k, X930) 

 (Davis); 1, m, CJdoromyxum leydigi (1, X500; m, XlOOO) (Thelohan); 

 n, C. Irijugum, X1130 (Kudo). 



S. polymorpha Davis (Fig. 214, c). In urinary bladder of Opsaus 

 tau; spores 7-1 0/x in diameter. 



S. tincae Plehn (Fig. 214, d-i). In pronephros and other viscera 

 of Tinea tinea in France and Germany; cause of epidemic disease 

 among young tench; disease is manifest by great distension of 

 anterior portion of abdomen and up-turned mouth; infection 

 fatal through rupture of abdominal wall; spores 7-8.75iu in diam- 

 eter. 



