It's actually MOLLUSKS.
earthworms fall into the category of "invertebrates.
Oligochaeta
aracinaids
Animalia
The arthropod group
INVERTEBRATES!!
They are qualified as invertebrates and belong to the group of arthropods or crustaceans
Kingdom: AnimaliaPhylum: PlatyhelminthesClass: Turbellariaorder: SeriataFamily: PlanariidaeGenus: PlanariaSpecies: maculata
All worms are invertebrates.
No. Mammals belong to the vertebrates group and echinoderms are invertebrates, and have exoskeletons instead.
Worms make up the largest group of complex invertebrates.
Class Gastropoda.