776 
INDEX. 
D. 
Development of ovum in mollusca, 1; of teeth in Newt &c., 285; in Ophidia, 297. 
E. 
Egg, development of, in mollusca, 1 (see Lankester). 
Elliptic functions, 489 (see Glaisher). 
F. 
Ferrier (D). The Croonian Lecture. Experiments on the Brain of Monkeys (Second Series), 433. 
— Extirpation of the frontal lobes, 433 ; destruction of motor areas — regions of the fissure of 
Rolando, 441 ; experiments relating to the localization of sensory perception — destruction of the 
angular gyrus, 445 ; effects of lesions of the temporo-sphenoidal lobe, 451 ; destruction of the 
optic thalamus, 472 ; destruction of the occipital lobes, 475 ; conjoint removal of frontal and occi- 
pital lobes, 484 ; conclusions, 487. 
G. 
Gallapagos Islands, tortoises of, 259 (see Gunther). 
Glaisher (J. W. L.). On a Class of Identical Relations in the Theory of Elliptic Functions, 489. 
Gunpowder, researches on fired, 49. 
Gunther (A.). Description of the Living and Extinct Races of Gigantic Land-Tortoises. — Parts I. 
and II. Introduction, and the Tortoises of the Gallapagos Islands, 251. — Introduction, 251; 
description of the Gallapagos tortoises, 259 ; explanation of the plates, 282. 
H. 
Haughton (S.). On the Tides of the Arctic Seas, 317. — Part IV. On the Tides of Northumberland 
Sound, at the Northern Outlet of Wellington Channel, 317 ; Part Y. On the Tides of Refuge 
Cove, Wellington Channel, 331 ; Part VI. Tides of Port Kennedy, in Bellot Strait, 339. 
Hennessey (J. B. N.). On the Atmospheric Lines of the Solar Spectrum, illustrated by a Map drawn 
on the same scale as that adopted by Kirchhoff, 157. 
K. 
Klein (E.). Researches on the Smallpox of Sheep, 215 (for contents see p. 215). 
L. 
Lankester (E. Ray) . Contributions to the Developmental History of the Mollusca, 1. — Of Pisidium, 1 ; 
Aplysia, 13 ; Tergipes, Polycera, Tethys, Neritina, Limax, and Limnceus, 28 ; general considerations, 
32 ; the ovarian egg of Loligo and Sepia, 38 ; explanation of plates 1 to 4, 12 ; 5 to 10, 36 ; 
11 & 12, 46. 
Lassell (W). On Polishing the Spectra of Reflecting Telescopes, 303. 
Lockyer (J. N.) and Seabroke (G. M.). Spectroscopic Observations of the Sun, 577. 
