Primary germ layer that lies remote from the surface of the embryo and gives rise to internal tissues such as gut.

http://upload.wikimedia.org/wikipedia/commons/d/df/Gray10.png, http://upload.wikimedia.org/wikipedia/commons/c/c0/Endoderm2.png

uberon

entoderm

endodermal

The Bilateria are triploblastic (with true endoderm, mesoderm, and ectoderm) (...).[well established][VHOG]

UBERON:0000925

http://purl.obolibrary.org/obo/uberon.owl, http://purl.obolibrary.org/obo/cl.owl

• pancreas primordium
• endoderm-derived structure

• endoderm development

• future mouth

• endoderm formation

• primitive streak
• presumptive endoderm

• cloacal membrane
• presumptive gut

• endodermal cell