common sand dollar References common sand dollar echinoderm Ask Anything Homework Help Also known as: Echinarachnius parma Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: Are Sand Dollars Alive?…the most well-known is the common sand dollar (Echinarachnius parma), which is found along the coast of eastern North America, Alaska, Japan, and far eastern Russia, and a handful of islands in the Southern Hemisphere. Read More…the most well-known is the common sand dollar (Echinarachnius parma), which is found along the coast of eastern North America, Alaska, Japan, and far eastern Russia, and a handful of islands in the Southern Hemisphere. Read More