👉 Planaxidae is a family of marine bivalve mollusks, including the common oyster (Ophiostoma dascylifrons), which are known for their hard, almost rigid shells and ability to survive in saltwater environments.
👉 Planaxidae is a family of marine bivalve mollusks, including the common oyster (Ophiostoma dascylifrons), which are known for their hard, almost rigid shells and ability to survive in saltwater environments.
