Cyamioidea is a superfamily of mussels. There are 67 species of Cyamioidea, in 13 genera and 3 families. This superfamily has been around since the changhsingian age. It includes groups like Galatheavalvidae, Cyamiidae, and Sportellidae. Dead Cyamioidea form shallow marine sediments. They have sexual reproduction. They are facultatively mobile animals.
EOL has data for 13 attributes, including: