CONTENTS OF YOL. X 
PAGE 
Hitting the Mark; or, Cannon-Balls and their Striking 
Velocity. By G. W. Royston-Pigott, M.A., M.D. Plate LXVII. 1 
Natural Selection Insufficient to the Development of Man. 
By the Rev. George Buckle, M.A 14 
Polymorphic Fungi. By M. C. Cooke, M.A. Plate LX VIII. ... 25 
The Eclipse Expeditions. By R. A. Proctor, B.A., F.R.A.S. ... 37 
Notes on Butterflies. By the Rev. C. Hope-Robertson, F.R.M.S. 
Plate LXIX ... 52 
On Sleep. By Dr. Richardson, F.R.S. ... 58 
The Discophores, or Large Medusa. By the Rev. Thomas 
Hincks, B.A. Plate LXX. ... 117 
The Issues of the late Eclipse. By J. Carpenter, F.R.A.S. ... 130 
Grafting ; its Consequences and Effects. By Maxwell T. 
Masters, M.D., F.R.S. Plate LXXI 141 
Coal as a Reservoir of Power. By Robert Hunt, F.R.S. ... 155 
The Plymouth Breakwater Fort. By S. J. Mackie, C.E. Plate 
LXXII. ... ... ... ... 164 
South Africa and its Diamonds. By T. Rupert Jones, F.G.S. ... 169 
The Structure of Rock Masses (Foliation and Striation). 
By David Forbes, F.R.S. Plate LXXIII. ... ... ... 229 
British Bears and Wolves. By W. Boyd Dawkins, M.A., F.R.S., 
F.G.S ... ... ... ... ... 241 
The “ Lotos” of the Ancients. By M. C. Cooke, M.A. Plate 
LXXIV. ... ... ... ... ... ... ... ... 254 
Greenland. By William Pengelly, F.R.S., F.G.S. ... ... ... 267 
Observations on Jupiter in 1870-71. By the Rev. T. W. Webb, 
M.A., F.R.A.S. ... ... ... ... ... ... ... 276 
