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Sun zoanthid
Palythoa grandis

Zoanthid with a highly flattened oral disc, up to 3.2 cm in diameter. Outer edge of the oral disc fringed by short tentacles (P. grandis-close up). The edges of the polyp are often curled inward. Several specimens may grow in close proximity, but do not form mats.

Oral disc green to brown, often somewhat mottled; tentacles brown.

Attached to rocky substrates, usually somewhat sheltered, form 12 to 40 m.

Uncommon Caribbean.

Sun zoanthid (Palythoa grandis)