Taxonomia

• Lineage:
• Root
/
• Animalia
/
• Annelida
/
• Clitellata
/
• Arhynchobdellida

Arhynchobdellida (order)

• familyCylicobdellidae
• familyErpobdellidae
• familyHaemadipsidae
• familyHaemopidae
• familyHirudinidae