< Dichotomous Key
Dichotomous Key: Annelida
Kingdom: Animalia
Phylum: Annelida
Annelida keys
Order
Gnathobdellae | Pharyngobdellae
Family
Order:Rhynchobdellae: Glossiphoniidae | Pisciolidae

1

2

  • Teeth
    • Present - Gnathobdellae
    • Not present - Pharyngobdellae

3: Rhynchobdellae

  • Body shape
    • Flat - Glossiphoniidae
    • Cylindrical - Pisciolidae
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