Case of Striped Fox Conch Shells, also referred to as Trapezium Horse Conch shells in bulk for large hermit crabs, Pleuroploca trapezium, belong to the conch family. These striped fox conch shells, trapezium horse conchs are approximately 5 inches to 5-3/4 inches long. The fox conch shells in bulk for hermit crabs are also used in making seashell candles, seashell mirrors, seashell wedding centerpieces, seashell ornaments, as accents in shell baskets and in numerous shell craft projects. The Striped Fox has prominent spiral ridges and a shoulder with angled stumpy tubercles. The shell features red-brown stiped markings. It is native to the Indo-Pacific region, ranging from the Indian Ocean East to the Northern coast of Australia.