230 Dr. C. A. MacMunn. Researches into the [Dec. 16, 



bands of ha3mochromogen appeared, Chart IV. sp. 5 and sp. 6. This 

 experiment has now been repeated several times, and I believe that the 

 conclusion may be accepted, that sheep-bile contains haematin, and 

 similar to that which can be obtained artificially in the manner already 

 described.* 



Chart IV. 



Hcematin in Human Bile. — The golden-yellow coloured bile obtained 

 twelve hours after death, from a case of meningitis, and which gave 

 only general absorption, even in thin strata, was treated with a little 

 acetic acid, diluted with water, and shaken with chloroform. The 



* The band covering D is not, of course, due to liaemochromogen, but probably to 

 n bile pigment, as referred to before. 



