Acanthasteridae Family of Venomous Starfish

Crown-of-Thorns, Ancanthaster planci.  A representative of the Acanthasteridae Family of Venomous Starfish.

The table below depicts the accepted genera according to WORMS.  Some research treats the Acanthaster genus as a bitypic genus, while other information shows that the Acanthaster planci species may be better classified into multiple species.