List of molluscs of the Houtman Abrolhos

This list of molluscs of the Houtman Abrolhos includes 492 species of marine molluscs which have been recorded from the waters of the Houtman Abrolhos, an island group in the Indian Ocean off the coast of Western Australia. These molluscs are predominantly gastropods (346 species, 70%) and bivalves (124, 25%); the remaining 5% of species consist of cephalopods (14 species), chitons (5 species) and scaphopods (4 species).

Source: Wikipedia — List of molluscs of the Houtman Abrolhos (CC BY-SA 4.0)