56 



SPOKOZOA. 



Key to Indian Species. 



1 (3). Nucleus spherical, with a large central 



karyosome 2. 



2 . Trophozoites fusiform or variable in form, 



often with a clear cylindrical process at 



one end, 100-150ju by 30-40 /x. Gameto- [p. 56. 



cysts spherical, 80-100 /x in diameter . . M. beddardi Ghosh, 



3 (1). Nucleus spherical or oval, with an irregu- 



lar or eccentric karyosome 4. 



4 (6). Nucleus with a large irregular karyo- 



some, consisting of several masses ... 5. 

 5. Trophozoites oval, or elongated and 

 club-shaped, 40-80 /x by 12-30 ^. 



Gametocysts irregularly hemispherical, [p. 57. 



70-80 fi in diaraeter M. bengalensis Ghosh, 



6 (4). Nucleus spherical or oval, with an 



eccentric karyosome 7. 



7 (8). Trophozoites rounded or oval when 



yotmg, fusiform when mature, lOOyn 



in length. Gametocysts spherical or [p. 58. 



oval, 84 ;n in diameter M. lloidi Ghosh, 



8(7). Trophozoites variable in form, attaining 



a size up to 220 /a by 50 ;u,. Gameto- [p. 58. 



cysts spherical, 80 /x in diameter M. pheretimi Bh. & Ch., 



1. Monocystis beddardi Ghosh. (Fig. 4.) 



fMonocystis beddardi, Ghosh, 1923, pp. 425-7, figs. 9-13. 

 Monocystis beddardi, Bhatia, 1929, p. 123. 



Trophozoites elongately fusiform when young, fusiform 

 or variable in form when mature. Body often with a clear 



Fig. 4. — Monocystis beddardi Ghosh. (After Ghosh.) 



cylindrical process at one end. Surface smooth. Ectoplasm 

 very thin. Endoplasm highly granular, with paramylon 

 grains. Change of shape involves the formation of a bulbous 

 swelhng, which occupies a large portion of the body, with 



t prefixed to a reference indicates that the record of the species 

 from India, Burma or Ceylon is based on it. 



