Feb., 1886.] elliott society. Ill 



FEBKUAEY 25th, 1886. 



The President in the Chair. 



Boolcs Heeeived. 



Eoyal Society, London : Proceedings, No. 240. 

 California Academy of Natural Sciences : Bulletin No. 4. Jan'y, 

 1886. 



Vice-President Chazal exliibited a most beautiful specimen of 

 SiHcified Wood from near the Columbia River, and a specimen of 

 the "Marbre du Chateau Landon", formerly much used for the 

 foundations of buildings near Versailles and Paris, but of which 

 the quarry is said to be exhausted. 



Mr. Mazyck exhibited several beads of colored glass, apparently 

 identical with those foimd in Indian mounds, which were di'edged 

 in Cooper River near the Etiwan Phosphate Works. 



The Chau'man exhibited several interesting specimens of Slag, 

 shovmig imperfect crystallization, in comparison with the specimen 

 shown by Dr. Colson at the December meeting. 



Mr. Mazyck reported the progress of the printing of Vol. II of 

 the Society's Proceedings, and mentioned having obtained from the 

 Academy of Natural Sciences, Philadelphia, without cost, and from 

 the Smithsonian Institution, at cost of electrotyping only, cuts io± 

 illustration, and, on motion, the thanks of the Society were ten- 

 dered each institution for its courtesy. 



De. Chazal exhibited the photograph of a boy about two years old, the 

 child of respectable and iutelligent citizens of Syracuse, New York. 



This child was born sometime in August, 1883, with dark brown eyes and 

 dark blonde hair, its parents having also dark brown eyes but dark hair. After 

 a time, not stated, its irises gradually grew paler and, when seen by Dr. Chazal 

 in November, 1884, the age of the child being then 15 months, they presented 

 a uniform velvety surface faintly brownish white, cutting off from the obser- 

 ver's vision every trace of pigment. Papil black, no apparent anomaly of 

 sight. 



The epithelium of the anterior surface of the iris being entire at that early 



