LIST OF PLATES. 
1. BONASA UMBELLUS, 
2. “ UMBELLOIDES, 
3. “ SABINEI, 
4. “ SYLYESTRIS, 
5. TETRAO UROGALLUS, . 
6. “ UROGALLOIDES, . 
7. DENDRAGAPUS OBSCURES, 
8. “ RICHARDSONII, . 
9. OANACE CANADENSIS, . 
10. “ PRANKLINII, 
11. EALCIPENNIS HARTLAUBII, . 
12. LYRURUS TETRIX, . 
13. CENTROCERCUS UROPHASIANUS, 
14. pedieca:tes COLUMBIANUS, 
15. “ PHASIANELLUS, 
16. CUPIDONIA CUPIDO, 
17. LAGOPUS ALBUS, 
18. “ SCOTICUS, 
19. “ PERSICUS (see Introduction), 
20. “ MUTUS, 
21. “ RUPESTRIS, . 
22. “ HYPERBOREUS, . 
23. “ LEUCURUS, . 
1. EGGS, 
2. EGGS, .... 
Plate I. 
Plate II. 
Plate III. 
Plate IV. 
Plate Y. 
Plate YI. 
Plate YU. 
Plate YIII. 
Plate IX. 
Plate X. 
Plate XI. 
Plate XII. 
Plate XIII. 
Plate XIV. 
Plate XV. 
Plate XYI. 
Plates XYII and XYIII. 
Plate XIX. 
Plate XX. 
Plates XXI and XXII. 
Plate XXIII. 
Plate XXIY. 
Plate XXY. 
Plate XXYI. 
Plate XXYII. 
