Template:Sensenig1951 fetaltable1

Carnegie Fetal - Sensenig (1951) - Spinal Cord Meninges
Age Group (gestation age)	Embryo no.	Crown Rump Length	Thickness of sections (microns)	Plane of section	Illustration
8 weeks	3669	34.0	50	Transverse
	5762	34.0	25	Sagittal
	5712	35 .0	25	Frontal
	1915	35.5	50	Transverse
	4021	38 .0	15	Transverse
9 weeks	6658	40.0	40	Sagittal
	4985	41.0	20	Transverse
	301	44 .0	20	Transverse
	1686	46.0	100	Sagittal
	4475	48.0	20	Transverse	Figs. 19, 20, pl. 4
10 weeks	3990	54.0	20	Transverse
	481	57.0	200	Frontal
11 weeks	4229	58.0	20	Transverse
	1656	67 .0	200	Sagittal
	4291	69 .0	100	Transverse
12 weeks	1455	78.5	50	Sagittal
	172	80.0	100	Transverse
	72181	80.0	20	Transverse	Figs. 17, 18, pl. 3
Number of somites given in parentheses. Embryo loaned by Department of Embryology. Carnegie Institution of Washington. prepared for study on a U. S. Public Health Service Grant.
Reference: Sensenig EC. The early development of the meninges of the spinal cord in human embryos. (1951) Contrib. Embryol., Carnegie Inst. Wash. Publ. 611.