Mollusca Success

The phylum Mollusca is separated into 8 classes with the majority of species found within the class Gastropoda, which includes snails and slugs. Molluscs are an extremely successfully group of animals and have evolved to inhabit a wide range of environments from the land to the bottom of the deep oceans .

Reference:

  • Miller, A.S. and Harley, J.B., 1999 & 2002 . Zoology , 4th and 5th Edition (International), Singapore:McGraw Hill.