C. quadrumanus has a transparent coloring with the exception of the tentacles, which are a mauve color. It is venomous, and is particularly lethal for small children. Generally 5-6 inches in bell diameter, it a lobe attached to each bell corner with several long tentacles attached.
Bell dome-shaped; translucent; four large, hand-shaped pedalia with 7 to 9 finger-like branches, each branch giving rise to long slender tentacle; tentacles covered with closely set rings of nematocysts.
Ecology and Distribution
North Carolina; Caribbean; Gulf of Mexico; Mexico; Brazil.
Feed on small fish that are caught in their trailing tentacles.