Abbreviation Key
		| 
			aarteryaaarteriesantanteriora-vatrio-ventricularCCervicalCoCoccygealCNCranial NerveDdiencephalic neuromere or diencephalondmdermatomyotomeinfinferiorintinternalLLumbarlatlateralltleft | 
			Mmesencephalic neuromere or mesencephalonmedmedialnnerveOOccipitalPprosencephalonpostposteriorprimprimordialRrhombencephalonRhrhombomerertrightSSacralTThoracicvveinvvveins | 
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			Carnegie Embryo #4090   |   Location: 24-3
		
	
		
	Keywords: L-4 spinal ganglion, L-5 spinal ganglion, ala of sacrum, caudal edge of left foot, caudal eminence, dorsum of right foot, edge of ilium, gluteus maximus muscle, ischiorectal fossa, levator ani muscle, neural arch of L-5 vertebra, notochord, subarachnoid space
	
	Source: The Virtual Human Embryo.