Solitary or several zooida living unconnected in a commoa gelatinous
Collar with several tentaculated arms.
Gill-slita single pair present.
Gonads single pair present.
e.g,Cephalodiscua,Atubaria.
Collar with several tentaculated arms.
Gill-slita single pair present.
Gonads single pair present.
e.g,Cephalodiscua,Atubaria.
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