Plate Xffi 
a. An emar<£inated primary quill. 
b. A sinuate d primary quill. 
6 
1. Under wing- coverts , or "lining of win^'.' 
2. Under primary- coverts. 
3. Spurious primary. 
4. Axillars. 
5. "Bend of wing" or carpal joint 
6. Carpo- metacarpal joint. 
