Astacoidea (Crayfishes) is a superfamily of decapods. There are 297 species of Crayfishes, in 14 genera and 3 families. This superfamily has been around since the upper triassic epoch. It includes groups like Cambaroididae, Freshwater Crayfishes, and Crayfishes. They rely on drag powered swimming to move around.
EOL has data for 14 attributes, including: