2 A Review of the Muscles used 
flexor orans 
Digitondetin sein tea 
Fig. 10.—Pelvic limb, right side, of Geococcyx californianus, same specimen as is 
shown in figures7,8and9. The deepest muscles ofall are now only left, and the ten- 
don of insertion of the ob/urator internus is distinctly seen. Life size by the author 
from his own dissections, 
