The Errantia Have Separate Sexes,but the Earthworms and Leeches Are

Question

The Errantia have separate sexes,but the earthworms and leeches are hermaphroditic.

Accepted Answer

Errantia, a class of polychaete worms, have separate sexes, whereas earthworms and leeches, which belong to the groups Oligochaeta and Hirudinea respectively, are hermaphroditic, meaning each individual has both male and female reproductive organs.