(Browne, 1902)
Exumbrella with scattered cnidocysts, no meridian cnidocysts tracks; one moniliform solitary tentacle. Umbrella 2 mm wide, 3 mm high, bell shaped; umbrella margin slightly oblique, manubrium almost as long as bell cavity, mounted on short peduncle; gonads on almost whole length of manubrium; tentacle on very small bulb placed between 2 large swellings of cnidocysts on bell margin; 3 clasping rudimentary bulbs.