100 Walter E. Dandy. 
Marr, F. P. On the Development of the Human Diaphragm. Bull. Johns 
Hopkins Hosp., Vol. XII, 1901. 
———. A Human Embryo of the Second Week. Anat. Anz., Jg. 8, 1893, 
pp. 680-638. 
———. Human Embryo, twenty-six days old. Journal of Morphology, 
Vol. V, 1891. 
—————, Development of the Human Celom. Journal of Morphology, Vol. 
XII, 1897. 
———. Development of the Human Ce@lom. Keibel-Mall Embryology (in 
press), Leipzig and Philadelphia, 1910. 
Minor, C. S. Human Hmbryology. New York, 1892. 
Quarn’s Anatomy, Vol. I, London, 1908. 
SPEE, FERDINAND, GRAF y. Beobachtungen an einer menschlichen Keim- 
scheibe mit offener Medullarrinne und Canalis neurentericus. Archiy .- 
f. Anat. u. Physiol., Anat. Abt., 1889, pp. 159-176. 
Neue Beobachtungen tiber sehr friihe Entwicklungsstufen des 
menschlichen Eies. Archiv f. Anat. u. Physiol., Anat. Abt., 1896, 
DD =A 
TANDLER, JULIUS. Ueber Vornierenrudimente beim menschlichen Embryo. 
Anat, Hefte, Bd. 28, 1905. 
THOMPSON, PETER. Description of a Human Hmbryo of Twenty-three Paired 
Somites. Journ. of Anat. and Physiol., Vol. XULI, 1907. 
WILLIAMS, J. Wurrripce.: Textbook of Obstetrics, New York, 1907. 
