Close up of girdle and valve sculpture in Callochiton septemvalvis. Note the snake-skin like appearance of the girdle and black pigmented spots on the valve surface.
Close up of girdle and valve sculpture. Note the snake-skin like appearance of the girdle and black pigmented spots on the valve surface
The aim of this survey is to accrue modern records for th
There are many books which provide an introduction to molluscs,
The “Conchyliologie” of d’Argenville is one of