Lumbricus
Scientific classification
Kingdom:Animalia
Phylum:Annelida
Class:Clitellata
Order:Opisthopora
Family:Lumbricidae
Genus:Lumbricus

Lumbricus contains some of the most commonly seen species of earthworms. For instance, Lumbricus terrestris also known as the NightCrawler or Dew-Worm, L. rubellus also known as Red Marsh Worm, L. castaneus otherwise known as Chestnut Worm, L. festivus also known as Quebec Worm, as well as L. Friedi, L. polyphemus, L. pusillus.

See also