Gray, 1859
Description
Axis horny and flexible, rind usually thick. Polyps retractile within general coenenchyme or protruding calyces. Sclerites usually include balloon-clubs.
Gray, 1859
Description
Axis horny and flexible, rind usually thick. Polyps retractile within general coenenchyme or protruding calyces. Sclerites usually include balloon-clubs.
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