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Carnegie Stage Section
T-8 spinal ganglion, T-9 dorsal and ventral roots, T-9 spinal nerve, aorta, blastema of rib 9, caudal eminence, coccygeal mesoderm, dorsal mesentery, gonadal ridge, hindgut, horn of urogenital sinus, left umbilical artery, mesonephric duct, mesonephric duct near junction with urogenital sinus, peritoneal cavity, postcardinal vein, primordial meninx, rectum, right umbilical artery
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Carnegie Embryo #6517   |   Location: 37-03-01

Keywords: T-8 spinal ganglion, T-9 dorsal and ventral roots, T-9 spinal nerve, aorta, blastema of rib 9, caudal eminence, coccygeal mesoderm, dorsal mesentery, gonadal ridge, hindgut, horn of urogenital sinus, left umbilical artery, mesonephric duct, mesonephric duct near junction with urogenital sinus, peritoneal cavity, postcardinal vein, primordial meninx, rectum, right umbilical artery

Source: The Virtual Human Embryo.