Description:-
Umbrella pear-shaped to conical bell-shaped, narrowing at base; mesoglea thicker apically but without clear apical projection; exumbrella with 4 pairs of longitudinal cnidocysts tracks originating from the marginal bulbs and extending near apex of umbrella; manubrium tubular, about two third length of umbrella cavity, with short conical apical chamber and apical canal. Gonad completely surrounding manubrium living most distal part free, tentacles and manubrium typically cream in colour
References:-
NAIR, K. K. 1951. Medusae of the Trivandrum Coast. Part I. Systematics. Bulletin of the Research Institute of the University of Travancore 20: 47-75, pl. 1.
WoRMS (2014). Ectopleura minerva Mayer, 1900. In: Schuchert, P. (2014) World Hydrozoa database. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=117983 on 2015-03-11