
gl 
} 
Fia. 1.—Abnormal chicken, ventral view.  }. 
R? Normal right leg. 
R? and R? ‘Abnormal right legs. 
L. » Left leg. 
Fia. 2.—Skeleton of pelvic girdle, showing attachment of the 
three right legs. 
RK! Femur of normal right leg. 
R? and R38 Femurs of abnormal legs, 
IL. ium. 
IS. Ischium 
PB. ‘Pubis, 
IF, Tlio-sciatic foramen. 
