Pholas dactylus Directory References Discover Why Doesn’t Arizona Observe Daylight Saving Time? 10 Famous Artworks by Leonardo da Vinci New Seven Wonders of the World Is Australia an Island? U.S. Death Toll During Major Events 11 Egyptian Gods and Goddesses 6 Lost Civilizations Contents Pholas dactylus clam Ask the Chatbot a Question Ask the Chatbot a Question Learn about this topic in these articles:description In piddockPholas dactylus, which bores into gneiss—a very hard rock—is luminescent. At one time it was highly esteemed in Europe as food. Pholas chiloensis, found on the Pacific coast of South America, is eaten locally.Read More