Annotated checklist of the marine Bivalvia of Rodrigues Author Oliver, P. Graham Author Holmes, Anna Author Killeen, Ian Author Light, Janice Author Wood, Harriet text Journal of Natural History 2004 2004-12-01 38 23 3229 3272 http://www.informaworld.com/openurl?genre=article&doi=10.1080/00222930410001695097&magic=crossref||D404A21C5BB053405B1A640AFFD44AE3 journal article 10.1080/00222930410001695097 1464-5262 5251926 Septifer bilocularis (Linnaeus, 1758) Habitat. Attached by a byssus to coral debris and rocks from low in the intertidal to a few metres. Has been found in mostly high-energy areas including the limestone rock of the reef edge. Distribution. Of infrequent occurrence except on the limestone rock reef edge of the Port Mathurin channel.