110 Journal of the Asiatic Society of Bengal. [ April, 1906. 
of which is identical with either of the two mentioned by Saville 
Kent! as commonly found in association with Hydra in Europe, 
one in January and the other at the beginning of February, I have 
noted a minute Flagellate on the tentacles of the Caleutta form. 
‘On the first the tentacles were completely covered with this Pro- 
tozoon, so that they appeared at first sight as though encased in 
minute i 
commensal, as the individual on which it swarmed un- 
usually emaciated and colourless, and bore neither gonads nor 
bu e larger stinging cells were completely covered by 
oups of the organism, and possibly this may have interfered 
with the discharge of stinging threads. 
Tatem’s V. monilata given by Saville Kent (op. 
<aea's 8, 
twelve individuals each, attached to the par part of the body of 
a Polyp in January, 
Especially in the four-rayed stage, the Polyp not infrequently 
rarely, to those of 
ig 
the Calcutta tanks a Polyzoon,’ a variety of the common E 
Pean Plumatella repens, forms its colonies during the winter 
ee site MOS ae Wee ee MO 
! A Manual of the In ia, I 
itech of fusoria, I, p. 
: 110 
: Bi a Zoologica, XLIV (1905), p. 43. 
See Carter in Ann. Mag. Nat. Hist. (3) I, p. 169, and III, p. 338. 
variety of Plumatella repens occurs on P ludina shells in E (see Kraepe- 
lin, Die Deutsch rs n Faludina shells in Europe atl 
burg, 1887), chen Siisswasser-Bryozoen T, p. 121, pl. IV, figs. 113, 114, H 
Choy Spo enldeEagweS 1 9 opal paegepne tenet tena dies take rads eater docile Aa ey os of on cpt eee oe 
