176 SPOROZOA. 



Key to Indian Species. 



1 (15). Oocysts spherical 2. 



2 (8). Sporocysts with rounded ends 3. 



3. Oocysts 18-21 |Li in diameter, without 



residium ; sporocysts 10^ by 7 fx, [han), p. 177. 



with residuum. In fish and man . . E. clupearum (Thelo- 



4. Oocysts almost spherical (sometimes 



oval), 16-20^ by 14-18 /x, without 



residuum ; sporocysts spherical or [p. 184. 



oval. In lizards E. knowlesi Bhatia, 



5. Oocysts 16-18 /x in diameter, without 



residuum; sporocysts oval, with [p. 186. 



residuum. In tortoises E. legeri (Simond), 



6. Oocysts 20-22 /x, without residuum ; 



sporocysts oval, with residuum. In [(Simond), p. 183. 



gharials E. kermorganti 



7. Oocysts spherical or almost spherical, 



12-25 ;i in diameter; sporocysts 



pear-shaped, 9-9-11/x by 5-3-5-7/x; [p. 194. 



without residuum. In cattle E. zurni (Rivolta), 



8 (2). Sporocysts fusiform or with pro- 



jections 9. 



9 (11). Sporocysts elliptical, narrow end pro- 



jecting as a neck and bearing an 



inverted V-shaped appendage 10. 



10. Oocysts 9-13 /x in diameter; sporo- [Bana, p. 181. 



cysts 9 /x by 4 j(x. In fish E. harpodoni Setna & 



11 (9). Sporocysts fusiform 12. 



12. Oocysts 36-52 /x in diameter, with 



residuum ; sporocysts fusiform, 



30-32 /x by 7*5 /x, with residuum. In [p. 189. 



fish and man E. sardinse (Thelohan), 



13. Oocysts 14/x in diameter, without resi- 



duum ; sporocysts spindle-shaped, [p. 184. 



with residuimi. In tortoise E. koormse Das-Gupta, 



14. Oocysts 8-11 ;ix in diameter, no resi- 



duum; sporocysts 4'5-6fx by 3/x; 



schizonts bear laminae at anterior [p. 185. 



end. In toads E. Imninata Ray, 



15 (1). Oocysts not spherical 16. 



16 (18). Oocysts mitre-shaped 17. 



17. Oocysts with 4 or 5 projections, 10- 



15/x in diameter, without residuum ; [Mesnil), p. 187. 



sporocysts oval. In tortoises E. mitraria (Laveran & 



18 (16). Oocysts subspherical, ovoid, oval or 



cylindrical 19. 



19 (24). Oocysts subspherical, ovoid or lemon- 



shaped 20. 



20 (21). Oocysts subspherical, 16-4 ;« by 14-35 /x. 



Oocystic residuTom present. In [Das-Gupta, p. 178. 



pigeons E. columbae Mitra & 



21 (20). Oocysts ovoid or lemon-shaped 22. 



22(23). Oocysts lemon-shaped, 17-20-4 |u by [& Das-Gupta, p. 182. 



13-6-17 /LA. In lizards E. hemidactyli Knowles 



23 (22). Oocysts usually ovoid, 20-40 /ix by 



17— 26ju,, sometimes spherical, 18/xin 



diameter; sporocysts 13 /x by 6 /x, [Marotel), p. 179. 



with residuum. In sheep E.faurei (Moussu & 



