Your current chain: State of matter Life > Kingdom Animalia > Phylum Annelida > Class Clitellata > Subclass Oligochaeta > Order Crassiclitellata
(From Wikipedia) Crassiclitellata is an order of annelids belonging to the class Clitellata.
FACT: Some larger species of earthworm may produce burrows that go up to several meters deep!
Currently discovered: 1/2 Suborders, 0/11 Families
Suborder