Hiatula is a genus of bivalve molluscs in the family Psammobiidae, known as sunset shells.
Species in the genus Soletellina Hiatula acuta Hiatula adamsii Hiatula ambigua Hiatula amianta Hiatula atrata Hiatula biradiata Hiatula boeddinghausi Hiatula burnupi Hiatula capensis Hiatula chinensis Hiatula clouei Hiatula connectens Hiatula consobrina Hiatula diphos Hiatula gibbonsi Hiatula lunulata Hiatula nitida Hiatula ovalis Hiatula petalina Hiatula rosea Hiatula siliquens Hiatula tumens
References http://www.marinespecies.org/aphia.php?p=taxdetails&id=516226