286 
INDEX. 
Teeth, Development of, in Mammals, 
Birds, and Fishes. By Mr. C. S. 
Tomes, 252. 
Test-objects, the Illumination of Diffi- 
cult, 88. 
Thomson, Dr. Wyville, on the ‘ Chal- 
lenger’ Soundings, 245. 
Tolles, Robert B., on a Modification 
of the “ Slit” for Testing Angle, 21. 
Tomes, Mr. C. S., on the Structure 
and Development of the Teeth in 
Ophidia, 248. 
on the Development of 
Teeth in Mammals, Birds, and 
Fishes, 252. 
Traps of the Mesozoic Basin, Thin 
Sections of the, 254. 
Tripoli, the Locality of the Bermuda, 
258. 
Turn-table, a Self-centering. By C. 
F. Cox, 132. 
U. 
Utrates, Studies in the Natural His- 
tory of the. By W. M. Ord, M.B., 
108. 
V. 
Volcanic Rocks, the Comparative Mi- 
croscopic Rock-structure of some 
Ancient and Modern. 26. 
W. 
Wallich, Dr. G. C., on the Amoeban, 
Actinophryan, and Difflugian, 210. 
Ward, Mr. J. Clifton, Comparative 
Microscopic Rock-structure of some 
Ancient and Modern Volcanic Rocks, 
26. 
Wenham, F. H., on a Method of 
obtaining Oblique Vision of Surface 
Structure, under the Highest Powers 
of the Microscope, 156. 
White Corpuscles, Where do they get 
through the Blood-vessels? 221. 
Williamson’s, Professor, Deep-sea Re- 
searches, 126. 
Woodward, Dr. J. J., on the Similarity 
between the Red Blood-corpuscles of 
Man and those of certain other Mam- 
mals, especially the Dog ; considered 
in connection with the Diagnosis of 
Blood Stains in Criminal Cases, 65. 
END OF VOLUME XIII. 
LONDON': PRINTED BY WILLIAM CLOWES AND SONS, STAMFORD STREET AND CIIAr.ING CROSS. 
