===Tusk Shells=== [[Image:Antalis vulgaris.jpg|thumb|Antalis vulgaris, a species of tusk shell]] The tusk shells vary in size from very small to medium sized. The official name of this class is Scaphopoda, meaning "shovel-footed".
The tusk shells vary in size from very small to medium sized. The official name of this class is Scaphopoda, meaning "shovel-footed".