-
-
Eumetazoa (metazoans)
-
Bilateria (bilaterally symmetrical animals)
-
Protostomia (protostomes)
-
Platyhelminthes (flatworms)
-
Class Trematoda
-
Order Azygiida
-
Family Hirudinellidae
-
Genus Hirudinella
-
Species Hirudinella ventricosa
-
-
-
-
-
-
-
-
-