Colonies are small (less than 40 mm across) and hemispherical or encrusting. Septa have long and short fine spines which seldom connect. Tips of tentacles are knob-like.
Distinctive dark green with a white stripe on the top of tentacle tips.
Found only in shallow, partly wave washed rocky foreshores nested among algae and soft corals.
Source reference: Veron (2000). Taxonomic reference: Eguchi (1968). Additional identification guide: Nishihira and Veron (1995).
displaying probable distribution of species. Points indicate recorded sightings from OBIS.