- Hirudinea, class Hirudinea - hermaphroditic aquatic or terrestrial or parasitic annelids
--1 is a kind of class
--1 is a member of Annelida, phylum Annelida
--1 has members:leech, bloodsucker, hirudinean; Hirudinidae, family Hirudinidae
leech, bloodsucker, hirudinean; Hirudinidae, family Hirudinidae |