BIBLIOGRAPHY OF THIS VOLUME. 
Part XII. pp. 1—16, published June 15, 1906. 
Part XIII. ) 
Part XIV. f PP: 
17—64, and plates 1, 2, 3, 4, 5, published Feb. 16, 1907. 
Part XV. pp. 65—144, and plates 2, 7, 8, 9, 10, published Oct. 3, 1908. 
Part XVI. pp. 145—224, and plates 6, 11, 12, 13, 14, published Sept. 30, 1909. 
Part XVII. pp. 225—304, and plates 16, 17, 18, 20, 21, 22, published July 9, 1910. 
Part XVIII. pp. 305—368, and plates 23, 24, 25, 27, 29, published June 17, 1911. 
Part XIX. — pp. 369—416, and plates 15, 30, 31, 32, published Feb. 16, 1912. 
Part XX. pp. 417—480, and plates 26, 33, 34, 35, published March 14, 1914. 
Part XXII. pp. 481—498, and plates 19, 28, Index, Title-page, ete., published 
Dee. 20, 1914. 
DIRECTIONS FOR PLACING THE PLATES. 
Plate I. - to face page 14 Plate XIX. 
Plate II. - to face page 16 Plate XX. 
Plate III. - to face page 28 _ Plate XXII. 
Plate IV. - to face page 44 Plate XXII. 
Plate V. - to face page 56 Plate XXITT. 
Plate VI. - to face page 60 | Plate XXIV. 
Plate VII. - to face page 66 Plate XXV. 
Plate VIID - to face page 80 Plate XXVI. 
Plate IX. - to face page 86 Plate XXVIL. - 
Plate X. - to face page 106 Plate XXVIII. 
Plate XI. - to face page 116 | Plate XXIX. 
Plate XII. - to face page 132 Plate XXX. 
Plate XU. == to face page 140 Plate XXXI. 
Plate XIV. - to face page 150 Plate XXXII. - 
Plate XV. - to face page 154 Plate XX XIII. 
Plate XVI. . to face page 168 Plate XXXIV. - 
Plate XVII. - to face page 178 Plate XXXYV. - 
Plate XVIII. - to face page 192 
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