Kingdom: Animalia
Phylum: Annelida
Class: Clitellata
Subclass: Oligochaeta
Order: Haplotaxida
Suborder: Lumbricina
and there are 18 Families in this Suborder.

Kingdom: Animalia
Phylum: Annelida
Class: Oligochaeta
Order: Haplotaxida
Suborder: Lumbricina
Family: Lumbricidae
Genus: Lumbricus
Species: terrestris