THE INHERITANCE OF FAMILY TRAITS 161 



Fig. 136. — Pedigree of a family with splenic anemia. I, 1, died at 73 of 

 gall stones; I, 2, died at 94 from a fall; I, 3, died at 72 of pneumonia; I, 4 

 died at 38 from childbirth; II, 1, died of pneumonia and II, 2, i3 in perfect 

 health at 62 years. In the third generation all are well e.\cept that III, 3, 

 died in infancy of diarrhea; III, 4, was well until an enlargement of the spleen 

 occurred, which has continued; III, 6, 30 years old, suffers a continued enlarge- 

 ment of the spleen; and III, 7, died at 9 years of an enlargement of the spleen. 

 Brill, 1901. 



COUSUIS 



6tib,6'ti 



N 



Fig. 137. — Pedigree of splenic anemia. A. P., I, 2, has a form of nervoua 

 deafness but otherwise healthy until attacked by diabetis mellitus. His wife 

 gained sallow complexion and enlarged spleen at 33 years. Of their children 

 one, II, 2, had enlarged spleen, at 7; she married a cousin and had 2 boys with 

 projecting spleen. A son, II, 4, is subject to epistaxis and fainting spelJ.s; 

 since 35 years old his spleen has been enlarged; he has 2 affected girls; II, 5, 

 became deaf at 4; she is becoming sallow, but the spleen is not palpable. II, 6, 

 is sUghtly deaf. Wilson, 1869. 



from one marriage; Strehler of a rachitic woman who bore 

 5 cyanotic children, 3 boys and 2 girls; the father (who later 

 died of phthisis) has by a second wife a normal daughter. 

 In Kelly's case of transposition the mother had borne 11 



