Until very recently,this class of Cnidarians was included within the class Scyphozoa.
A)Hydrozoa
B)Staurozoa
C)Cubozoa
D)Anthozoa
E)Metridium

Question

Quizplus · Accepted Answer

Staurozoa is a class of Cnidarians that was recently separated from the Scyphozoa class. The other options (Hydrozoa, Cubozoa, Anthozoa, and Metridium) are all separate classes within the Cnidarian phylum and were not recently separated from Scyphozoa.

Until Very Recently,this Class of Cnidarians Was Included Within the Class