Giant earthworm
- Amynthas mekongianus
- Archispirostreptus gigas
- Caecilian
- Clitellata
- Giant Gippsland earthworm
- Giant Palouse earthworm
- Giant tube worm
- Indus worm
- Kinabalu giant earthworm
- Lake Pedder earthworm
- Lambton Worm
- Lineus longissimus
- Lumbricus badensis
- Marine worm
- Megascolecidae
- Microchaetus rappi
- Minhocão (animal)
- Mongolian death worm
- Oregon giant earthworm
- Rhinodrilus fafner
- Sheltopusik
- Spenceriella gigantea
- Sphaerotheriida
- Tatzelwurm