![](/drem/stage15/labels2/S337L.gif)
![T-4 spinal ganglion, aorta, caudal edge of lesser sac (omental bursa), ductus venosus, duodenum, liver, mesonephric artery, notochord, postcardinal vein](/drem/stage15/Z0/S337N.jpg)
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Carnegie Embryo #721 | Location: 17-01-06
Keywords: T-4 spinal ganglion, aorta, caudal edge of lesser sac (omental bursa), ductus venosus, duodenum, liver, mesonephric artery, notochord, postcardinal vein
Source: The Virtual Human Embryo.