Cbe WoxWs ^natomifitfii 



veins open into the heart at an early 

 period of its development. At a later 

 period the left duct of Cuvier atrophies, 

 whilst the right duct enlarges and 

 forms the lower portion of the vena 

 cava superior. (Mayne). 



Cyon, Elie von.— A Russian physiologist, 

 born at Telsch in 1843. Naturalized in 

 France. The depressor nerve is termed 

 Ludwig and Cyon's nerve. 



Darwin, Charles Robert. — An English 

 naturalist, born at Shrewsburg, Febru- 

 ary 12, 1809; died at Down, Kent, April 

 19, 1882. He was one of the most cele- 

 brated naturalists that the ages have 

 produced, and the founder of the "Dar- 

 winian theory of evolution." His 

 name is perpetuated in anatomy in the 

 tubercle of Darwin. It is the nodule 

 or eminence sometimes seen on the 

 edge of the helix of the ear; it is be- 

 lieved to be a relic corresponding to 

 the point of an ape's ear. 



Dauberton, Louis Jean Marie. — A French 

 anatomist, born 1716; died 1799. The 

 occipital line stretching from the opis- 

 thion to the nasion is known as Dauber- 

 ton's line. 



Debove, Georges-Maurice. — A French anat- 

 omist, born in Paris in 1849 (Mayne) ; 

 1845 (Index-Catalogue). A layer of 

 squamous epithelium cells lying upon 

 the basement membrane, and beneath 

 the ciliated epithelial cells of the mucous 

 membrane of the trachea and bronchi, 

 is named for this physician, — Debove's 

 membrane. 



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