Complex sentence: Shankha's scientific name is "Turbinella pyrum" and it is a porcelaneous shell (i.e. the surface of the shell is strong, hard, shiny, and somewhat translucent, like porcelain).
Split into simpler sentences: Shankha's scientific name is "Turbinella pyrum". It is a porcelaneous shell (i.e. the surface of the shell is strong, hard, shiny, and somewhat translucent, like porcelain).