What is the aboral surface?
The surface of the body of an echinoderm, where the mouth is situated is called the oral surface, which is usually on the ventral side (bottom of animals like starfish), while the opposite surface is called the aboral surface, where the anus is situated.
The surface of the body of an echinoderm, where the mouth is situated is called the oral surface, which is usually on the ventral side (bottom of animals like starfish), while the opposite surface is called the aboral surface, where the anus is situated.
