![](/drem/stage12/labels2/S363L.gif)
![allantois, caudal edge of notochord, common umbilical artery, dermatomyotome 13 (T-1), dorsal aorta, gastrulation (primitive) streak, left umbilical vein, mesoderm, mesonephric vesicle(s), peritoneal cavity, primordial genital ridge, right umbilical vein, sclerotome, somitocoel](/drem/stage12/Z0/S363N.jpg)
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Carnegie Embryo #8943 | Location: 07-06-01
Keywords: allantois, caudal edge of notochord, common umbilical artery, dermatomyotome 13 (T-1), dorsal aorta, gastrulation (primitive) streak, left umbilical vein, mesoderm, mesonephric vesicle(s), peritoneal cavity, primordial genital ridge, right umbilical vein, sclerotome, somitocoel
Source: The Virtual Human Embryo.