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Cross section through an earth worm

Legend:

1  epidermis 
2  circular muscle layer
3  longitudinal muscle layer
4  coelom
5  dorsal blood vessel
6  typhlosole
7  gastrodermis
8  intestinal lumen
nephidium canal
10  partition
11  ventral nerve chord
12  ventral blood vessel
13  subneural blood vessel
14  muscles of chaetae

English name: Earthworm
Scientific name: Lumbricus terrestris
Familia: Lumbricidae
Classis: Oligochaeta
Phylum: Annelida
Regnum: Animalia


last modified: 5 Jun 2014