1919.] The Sixth Indian Science Congress. cli 
on Shp org which illustrate their descriptions with figure 10 of 
idy’ 
The. anthee gives a de oe Feng 3 a of the morphology and 
methods of multiplication of the parasite, confirming as regards the latter 
the observations of Foa in Italy ; pone as his description differs totally 
from that of — brias athens in what concerns the movements of Trt 
conympha, and in e points from those of more —, authors as 
Franca, Ray Lankessel, their paliek ss are quoted and criticiz 
anca has created the genus Lezdya, and maintains that ‘the so-called 
ur 
ya 
hnikowt pideemr 1914) has been found in the rectum of Leucotermes 
indicola and t ed shows that the Sant 11-22 from pend 3 Dini ae 
belong to the mane idya. Two n ew species are described an med 
a idya rp 
Finally a study is made of t e bodies contained in the endosarc of 
mphae richonymp 
esti 
rrp ‘this Rp asite requires fu Mhise ig heceet totes but it is probable 
that some of the so-called chee of spores described by Leidy have some 
ieldion4 os this parasite. 
The reproductive habits of Htroplus suratensis. By N. P. 
PANIKKAR. 
gh breeds twice a year ; in May—June “ase in October—N ov- 
ember ; becomes sexually mature at the second y 
2. Breeding Em acm at shallow shady chai on the bottom of 
fine san dm ack waters, chron ponds and canals and in 
fresh-water rivers as A as tide lim 
3. pa takes place pan at aie beginning of both the 
a cae 
male fish prepares surface for the Siisiicaint of the ova and 
also a feevel nest, the latter by excavating small pits by taking the mud 
in the mouth and throwing it away. 
5. The ertehs a larvae attach themselves to the egg membrane 
for a short tim , when they are remov ved to the pit by the male by 
o a 
h xo 
they are removed from one place to another by the same proce ss. This 
28 is riceepetvonie in the case of E. peo 08% 
e female broods over the eggs a e larval nest is guarded 
se ae neck sensoneh especially by the onde gta defends the nest from 
gris, 
7. eggs hatch on the fourth or fifth day. The larvae remain in 
the congo tfor about seven days and then leave it. They are — — about 
ii the nts in neue of foud. ie adult form is a nly about 
oaths ter hatching. The ocellus then appears on the soft rays of 
ney dures) fin which apace fades away after four. outta: 
ame species, latus and gobies are the 
8. Member of the s E. Mac 
most common enemies in the larval stage of the fish. 
young chiefly feed on minute animal life. Vegetable food is 
taken only after reaching the saath form 
10. Two for arvae are distinguished ; one with a round yolk 
sac in which a dilatation appears at the cardiac ienhlk when the yolk sac 
is half a the other with a more or less oblong yolk sac in which 
no such Giotetion appears. 
