272 First and Second Toes in Mem 



The results of the xaiious niatings may be suiiiinarised thus : 



Toe-Types 



V. Sinnnuiry of Genentl f'ovclnsions. 



1. Thivo tiie-types occur, Imt Iwo air iiiiicli iikhi' cininaon ihaii the 

 other. 



2. The Cdmiiionest toe-type in England is one in which tiie first 

 toe is longer than the others. 



3. There is sinne limitation in regai-d to sex, the iS' type occni-ring 

 moiv counnonly in females than in males. 



4. The »S' type of toe is commonest in tiie foetus. 



5. The (S' or L types arc pi'iiduccd 1)\' the ccniiparati\e lengths of the 

 digit, combined with an unknown factor. 



6. The L type of foot is irregularly dominant over the >S' t\-pe of 



foot. 



7. The heterozygotis types are usually A and B, but some L types 

 are heterozygous. 



8. The male heterozygoto tends to be L, the female hcterozygote 

 to be S. 



DESCRIPTION OF PLATES. 



PLATE XIX. 



Photographs of feet of I. male parent, 11. female parent, III. female child, IV. male 

 child, outline.^ (toe-tracings) of which are represented in Figure 2. 



PLATE XX. 



Eadiographs of feet of male (I n and I />) and female (II « and II ')) parents represented 

 in Plate XIX. 



PLATE XXI. 



Badiographs of feet of female (Hid and III//) and male (IV k and IV i) children, re- 

 presented in Plate XIX. 



