Plectorthoidea is a superfamily of lamp shells. There are 117 species of Plectorthoidea, in 36 genera and 9 families. This superfamily has been around since the cambrian series 2 epoch. It includes groups like Cremnorthidae, Eoorthidae, and Wangyuiidae. They have sexual reproduction. They are sessile animals.
EOL has data for 9 attributes, including: