2I 4 



Brachydactyly 



[CH. XTI 



the youngest. There is consequently no very probable 

 correspondence between the two, but their connection is not 

 impossible on our present evidence. 



U) 



A U. 



o T 



(S) 



S-M 



iB 



(a) 



Fig. 26. The pedigree of Farabee's brachydactylous family. 

 N t normal. A, abnormal. 



Another type of brachydactyly has also been recorded by 

 Walker*. In it there was an imperfect union of the phalanges 

 affecting especially the first and second phalanges of the 

 middle and ring fingers. The degree of the affection varied 



T T 



TJ 



Fig. 27. Pedigree of affected members of Farabee's brachydactylous 

 family. Black symbols are affected persons. 



* Walker, G., Johns Hopkins Hosp. Bull., xn. 1901. In copy sent by 

 author 2 unaffected in family of John B. are deleted. 



