MYXIDITJM. 337 



1. Family MYXIDIIDiE Thelohan, 1892. 



Spore fusiform or semicircular. One polar capsule at each 

 end. Sporoplasm without iodinophilous vacuole. 



Key to Indian Genera. 



1. Polar filaments long and fine 2. 



2 (3). Spores fusiform, with pointed ends ; [p. 337. 



polar capsules oppositely directed . . . Myxidium Biitschli, 



3 (2). Spores fusiform, usually with truncated [bach, p. 339. 



ends ; polar capsules obliquely directed. Zschokkella Auer- 



Genus MYXIDIUM Biitschh, 1882. 



Myxidium, Biitschli, 1882, p. 593. 

 Cystodiscus, Tuntz, 1889, pp. 84-8. 

 Myxidium, Labbe, 1899, pp. 91-2 ; Minchin, 1903, pp. 286, 288, 



295 ; 1912, p. 409 ; Kudo, 1920, pp. 108-18 ; Wenyon, 1926, 



p. 726 ; Reichenow, 1929, pp. 1060-2 ; Kudo, 1931, p. 309 ; 



1933, pp. 197, 204-6 ; Calkins, 1933, p. 568 ; Reichenow, 1935, 



p. 387. 



Spore fusiform, with pointed or rounded ends. Polar 

 capsules typically pyriform. Polar filament comparatively 

 long and fine. Monosporous, disporous or polysporous. 

 Typically coelozoic, but also histozoic in marine or freshwater 

 Pish, Amphibians or Reptiles. 



Key to Indian Species. 



1 (2). Spore elongated, fusiform, 10-12 /i in [p. 337. 



length M. danilewskyi Lav., 



2(1). Spore not fusiform 3. 



3 (4). Spore oval, tapering at each end to [p. 338. 



a blunt point, 16/n by 5/x M. mackiei Bosan., 



4 (3). Spore ovoidal, 12-15fi by 8-5-10/x .... M. glossogobii Chak., 



[p. 337. 



280. Myxidium danilewskyi Laveran. 



Myxidium danilewskyi, Laveran, 1897, p. 725 ; 1898, pp. 27-30, 

 30 figs. ; Labbe, 1899, p. 92. 

 •f Myxidium danilewskyi, Laveran & Mesnil, 1902, p. 609. 

 Myxidium danilewskyi, Minchin, 1903, pp. 275, 294, 346 ; Kudo, 

 1920, pp. 109-10, figs. 255-7 ; 1933, p. 204 ; Reichenow, 1935, 

 p. 387. 



Vegetative phase not known . Disporous . Spores elongated, 

 fusiform, sometimes a Httle incurved. Polar capsules small, 

 situated at the extremities. 



Dimensions. — Length of spore 10 jit. 



Habitat. — Prom the kidney of the tortoise, Chinemys 

 reevesi (Gray) : Ceylon. 



281. Myxidium glossogobii Chakravarty. 



■\ Myxidium glossogobii, Chakravarty, 1938. 

 Vegetative form not observed. Spores elongate oval, 

 SPOR. z 



