Palythoa mizigama sp. n. after fixation in 70–99.5% ethanol (a, c) or 4–10% SW formalin (b, d). a MIZ_33; closed polyps. Scale bar=0.5 cm. Collected by Y. Irei on May 13, 2008 at Mizugama, Okinawa Island, Japan b MIZ_071110_2; close up of a partially open polyp. Scale bar=0.5 cm. Collected by Y. Irei on November 7, 2010 at Mizugama c MIZ_33; tentacles (isolated). Horizontal black stripes visible. Scale bar=0.25 cm d MIZ_260910; close up image of a longitudinal section. Tentacles visible with faint stripes. Note the column wall densely incrusted with sand grains. Scale bar=0.25 cm. Collected by Y. Irei on September 26, 2010 at Mizugama. All images taken through stereomicroscope.