exlviii Proceedings of the Asiatic Soc. of Bengal. [N.S., XVII, 
sculpture of the embryonic shell and in the adult of ce pee species i 
which they are ct A Re (e.g. Vivipara oxytropis) are direc 
associated with the nee of smooth and pro ominent om hollow spiral 
ridges on its echibed “surface The more elabor nd e broken 
sculpture of such forms as Tata naticoides and Ma metas melanotdes is, 
however, not due to the peti of these » proses, although it Petaipand 
in position wit h them, but is correlated with temporary and partial 
hypertropy of the calciferous glands. 
Notes on the venous system of Varanus bengalensis.— 
By D. R. Buarracuarya 
The main points calling eth attention in the venous system of 
Varanus bengalensis are the following : 
(1) In addition to the me elie 4 rer rage saan erro penis vein 
i e of pelvic a we 
as res 
each of the two epigastric viens opening separately into tes 
anterior end of the liver of its side. 
(2) A pair o of ge ne vessels which Kubsstoniy isin ee cm 
the main trunk of the hepatic portal s arise 
a tie the renal portal vein of its side, thus atl skins 
: ae communication between the fina) portal system and 
stem 
ing in the seleiceiiae: of the kidn ney, sends 
exrarely See it and reappears at the posterior end of. the 
kidney and forms a com ae loop by junction with its 
fel Sow of the opposite 
(4) ~— ae vein or hit wales of it is not to be seen, at any 
e in the adult. 
Preliminary observation on the eyes of the amphipod, 
ee a bengalensis, neon —By B. Cyopra. 
The hipod Quadri ora bengale a common species on the east 
coast of Indy, is remarkable for ponsenuitie two pairs of compound eyes 
on each side. In the cbse ‘oak of these pairs is represented b by a single 
eye, which later hin aaa ies _two, the two halves remaining j joined 
eye 
is normal, except for on presen e of a number of apparently chitinots 
bodies connected ith the stalline cone. Chew as, ho 
recorded speci ies andereeden waters in Zateibes} in w hich “ss 
e)e8 are iatleadly: degenerate. 
Morphology and biology of the red cotton hogs , Dysdercus 
cingulatus (Fabr.).—By Hem Stneu Pru 
: ay life-history, external and internal see are described in 
etail. 
The pigment giving a general red colour to the insect penetrates 
some of the yoga 1 organs also oe testes, stink glands, etc. It cannot 
be extrac : grade of # alcohol 
°. urn 
normal activities—food taking and locomotion—are carried on as usual, 
e are very slight changes in the external anatomy pei 
development. 
