TRANSPLANTATION OF LIMBS IN AMBLYSTOMA 138 
If so, the 16 per cent which exhibited impaired function is most 
likely a result of structural deficiencies in the girdle and shoulder 
muscles or is due to defective peripheral innervation. 
\ 
4 i) 5 
Fig. 4 Outline drawing of case ASli2. Right anterior limb excised and reim- 
planted the distance of one segment posterior to the normal position. Animal 
preserved sixty-four days after the operation. XX 5. 
Fig. 5 Outline drawing of individual AS2i2. Right anterior limb trans- 
planted the distance of two segments posterior to the normal position. Animal 
preserved fifty-two days after the operation. X 5. 
The period at which the limb reflexes began to appear in the 
heterotopic limbs of this series was no more delayed when com- 
pared with the normal intact hmb than in the series AS1—the 
reflexes first appearing in the normal limb about fourteen days 
