EXPERIMENTS ON THE FORE LIMB OF AMBLYSTOMA 443 
TABLE 7 
Showing distribution of anomalies among the several experiments in removing portions 
of the limb bud 
PART REMOVED 
Anterior Posterior Dorsal Ventral Central 
CHARACTER OF 
ANOMALY 
Not cleaned 
Total 
Cleaned 
Not cleaned 
Total 
Cleaned 
Not cleaned 
Total 
Cleaned 
Not cleaned 
Total 
Cleaned 
Not cleaned 
Total 
| Cleaned 
Syndactyly of 
first two digits*. Bh || 32 z 
First digit defect- 
ive or absent.... 1 DB | 3 1 1 1 1 2 
Second digit de- 
fECuLVeHe ese 1 1 cane | 1 
Hand defective.... 1 1 
Forearm and hand 
defective........ il 1 1 
High degree of 
defectiveness— 
hand absent..... 1 1 1 1 
Reduplicated 
Reduplicated 
hand mirrored. .| 3 3 
Limb with redu- 
plicating spur...} 1 1 
Two distinct 
limbs not mir- 
Whole limb abor- 
tive or resorbed.) 1 il 4 1 5S inl) AD AS Te 2 
Total anomalies...| 7 1 BE SN Gy | epee aE HIG 2 1 3 | 2 1 3 
Normal excl. syn- 
dachyly.:. 425.0. 3 10 {13 Pye || ea Nea 1 DS GaS @ \15 | 4 1 5 
Per cent nor- 
11 leg ee ae 30.0/92.3/65.2)20.0/54.5)42.9) 8.3 50.0 2ie 80.087 .5/83.3)/66.7|50.0/62.5 
| 
* As in tables 5 and 6 syndactyly is classified with the normal. 
