Hippoidea (Mole Crabs) is a superfamily of decapods. There are 100 species of Mole Crabs, in 18 genera and 3 families. This superfamily has been around since the maastrichtian age. It includes groups like Blepharipodidae, Mole Crabs, and Albuneidae. They rely on drag powered swimming to move around.
EOL has data for 20 attributes, including: