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Index of flora
Index of fauna
Kingdom Animale | Phylum Mollusca | Class Gastropoda
Photo by Kang Nee
Rock Onchidium
Sea Slug

Family Onchidae
There are many species of these sea slugs on rocky areas and mangroves, from
Photo by Johari
Mangrove Onchidium
the supralittoral to littoral zones, each adapted to their particular habitat. All are algal and detrital feeders. Unlike most gastropods, the adults do not possess shells, and the gills have been modified for breathing atmospheric air. (Length 0.8-6cm).
Shore environment
From A Guide to Seashore Life by Dr Leo W H Tan and Peter K L Ng
Published by the Singapore Science Centre and sponsored by BP

@Raffles Museum of Biodiversity Research and Singapore Science Centre