Home > Corals > Siderastreidae > Psammocora explanulata

Updated 3/25/2013

Family Siderastreidae


Psammocora explanulata

Haleiwa Trench, Oahu, 70 feet


Brown form, Haleiwa Trench, Oahu, 80 feet


Sharks Cove, Oahu, 45 feet


Okoe Bay, Hawaii, 90 feet



Rare on vertical walls in shaded areas deeper than 60 feet, it has a very rough surface and dark overall coloration, polyps sometimes appear whitish.  Calices are crowded between raised petaloid septa and require close examination.  Hawaii & the Indo-Pacific.

All coral skeletons illustrated are from scientific collections taken prior to 1998.