42 Records of the Indian Museum. [Vol. XVI, 



Several specimens were found in a vegetable infusion. Un- 

 fortunately the drawing of the animal is lost. 



The species of Holophrya maj" be tabulated in the following 

 synopsis : — 

 a. Numerous C.V., one postero-terminal and others 

 in 1-2 longitudinal rows. 



«'. 2 longitudinal rows of C.V. ; macronucleus oval. N. lieberkiilinii, Schout. 

 b^. One longitudinal row of C.V. ; macronucleus 



ribbon-shaped ; body oval ... ... //. coleps, Schout. (6) 



h. C.V. one or 2, postero-terminal or not. 

 aK C.V. one. 



a'-. C.V. central ; a tuft of long cilia round 

 the mouth ; macronucleus elongated and 

 curved ... ... ... ? H. pogoiiias. Smith. 



b"^. C.V. placed at the junction of the anterior 

 and middle thirds of the body on one side ; 

 macronuclei two, spherical ; body cylindri- 

 cal ; cytopharynx a slight depression ... H. aunandalei, n. sp. 

 fS. C.V. posterior. 



(tS. Ciliary striae oblique; body ovate; 



macronucleus ovate and subcentral. H. ovtivi, Ehrbg. 



/;S. Ciliary striae parallel to the long axis 

 of the body. 

 CI*. Cytostome slit-like and lateral near 

 the anterior pole ; body rounded in 



front and pointed behind ... H.Jietei'osfoma,'Qea.\-ds\ey. 



6*. Cytostome circular in outline and 

 terminal or subterminal. 

 a^. Cytostome wide and occupying 

 the entire truncate anterior end 

 of the body. 

 a^. Body elongatelv oval ; anterior 

 end obliquely truncate ; cyto- 

 pharynx indistinct, with a few 

 rods ; macronucleus elongated 

 and curved ... ... H. tarda, Ouenn. 



b'^. Body oval ; macronucleus long, 



cylindrical and twisted ... H. curvilnia. Smith. 



b^. Cytostome not so. 

 a^''. No cytopharynx. 

 fl7. Body elliptical. 



a^. Macronucleus elliptical or 

 spherical; body length o'035 

 mm. ; C.V. posterior and 

 terminal ... ... H. simplex, Schew. 



b'^. Macronucleus horseslioe- 

 shaped ; body length 0'io5 

 mm. ... ...hi. iiidica, Bhatia (2) 



Z)7, Body cylindrical ; macronu- 

 cleus fusiform in the middle 

 of the body and lateral ; C.V. 

 near the posterior end and 

 lateral ... ... H. benga/eusts, n. sp. 



b^. With cytopharynx. 



(7'. Circumoral cilia always direct- 

 ed forwards ; macronucleus 

 with a " binnenkorper " ... //. afi'a, S\ec. 

 bT. Circumoral cilia not so. 

 «^. Body elliptical or spherical ; 

 longitugdinal striae connect- 

 ed by transverse lines ; mac- 

 ronucleus elliptical, with 

 trichocysts ... ...//. ni^ricai/s, I.auterb. 



