Vill CONTENTS. 
Channel filling in D 22 north of railroad bridge, Kauya Hoora Gorge. Tren- 
ton Falls. 
Plate V. Fig. A. Upper end of Kauya Hoora Gorge. Trenton Falls. Fig. B. 
Paleospondylus Gunni. Traquair 315. 
Platé VI. Varietal Tree of a Philippine Pulmonate, Cochlostyla ovoidea. To 
illustrate paper by F. B. Summer, p. 137. 
Plate VII. Dinichthys Gouldi, Newberry ; 3. 
Plate VIII. Restorations of the Ventral Armoring of Coccosteids, Figs. 1, 
Dy de 
Plate IX. Figures 1-6, illustrating the embryology of Thalassema, p. 163. 
Plate'X. Figures 7-12, illustrating the embryology of Thalassema, p. 163. 
Plate "XI. Figures 13-18, illustrating the embryology of Thalessema, 
p. 163. 
Plate XII. Figures 1-2, illustrating the anatomy of the ear of the dog-fish, 
Galeus canis, p. 176. 
Plate XIII. Figures 3-6, illustrating the anatomy of the ear of the dog- 
fish, Galeus canis, p. 176. 
Plate XLY. Figures of Cirripedia, illustrating paper by G. F. Matthew, pp. 
201-206. 
Plate XV. Figures of Ostracoda and Agnostus, illustrating paper by G. F. 
Matthew, pp. 194-219. 
Plate XVI. Figures of Agnostus, illustrating paper by G. F. Matthew, 
pp. 213-232. 
Plate XVII. Figures of Agnostus and Microdiscus, illustrating paper by 
G. F. Matthew, pp. 233-242. 
Plate XVIII. Geological Map of Brown’s Park, Utah, illustrating paper 
by J. D. Irving, pp. 252-260. 
