82 
GENERAL INDEX. 
on the value of the characters employed 
in the, 1869, 114 
Classification of the vegetable kingdom, 
Prof. M‘Nab on the, 1877, 104 
«.-of flowering plants considered phy- 
togenetically, Prof. M‘Nab on the, 1877, 
104 
.- of the sedimentary rocks, Prof. T. 
McK. Hughes on the, 1875, 70 
Claudet (A.) on the means of following 
the small divisions of the scale regu¬ 
lating the distances and enlargement 
in the solar camera, 1862, 18 
--on the star chromatoscope, 1863, 5 ; 
on some phenomena produced by the 
refractive power of the eye, 1863, 11 
-on photo-sculpture, 1864, 10 
-- on moving photographic figures, 
illustrating some phenomena of vision 
connected with the combination of the 
stereoscope and the phenakistoscope 
by means of photography, 1865, 9 
-foptics of photography—on a new 
process for equalising the definition of 
all the planes of a solid figure repre¬ 
sented in a photographic picture, 1866, 
9 ; on a variable diaphragm for tele¬ 
scopes and photographic lenses, 23 ; on 
a magnifying stereoscope with a single 
lens, ib. 
--*on photographic portraits obtained 
by single lenses of rock crystal and 
topaz, 1867, 10 ; ton a mechanical 
means of producing the differential 
motion required to equalise the focus 
for the different planes of a solid, ib.; 
*on a new fact of binocular vision, ib. 
Claudet’s process for the extraction of 
silver, J. A. Phillips on, 1870, 61 
Clausius (Prof. R.) on the authorship 
of electrolytic theory , 1888, 346 
*Clavatella , Dr. Allman on the generative 
zooid of, 1862, 100 
Claw, the serrated, P. M. C. Kermode on 
the use of, 1881, 670 
*Clay (Lieut.-Col.) on appliances for the 
production of heavy forging, 1870, 211 
Clay soils, J. Smyth, jun., on an apparatus 
for testing the water-stopping efficiency 
of, and other substances under pres¬ 
sure, 1872, 250 
Clayden (A. W.), perspective maps and 
common maps, 1888, 740 
-on dark flashes of lightning, 1889, 
507 ; on two models illustrating the 
action of the winds in relation to ocean 
currents, 669 
*Claypole (E. W.) on a fossil tree from 
the Upper Silurian of Ohio, 1879, 343 
-Pennsylvania before and after the 
elevation of the Appalachian moun¬ 
tains, 1884, 718 ; on some remains of 
fish from the Upper Silurian rocks of 
Pennsylvania, 733 
Clay:pole (E. W.) on some recent inves¬ 
tigations into the condition of the 
interior of the earth, 1888, 669 
Clays, Miocene, of Bovey Tracey, W. 
Pengelly on the source of the, 1869, 99 
* Cleater (J. J.) on colour and chromula, 
1866, 72 
Cleghorn (Dr. Hugh) on the Deodar 
forests of the Himalaya, 1865, 79 
——- on the distribution of the principal 
timber trees of India, and the progress 
of forest conservatory, 1868, 91 
- on the influence of forests on the rain¬ 
fall, 1873, 488 
- on the researches on food-fishes and 
invertebrates at the St. Andrews marine 
laboratory , 1886, 268 ; 1888, 141 
* -- (Sheriff) on the Wellington refor¬ 
matory, 1871 ,211 
* Clegram (W. B.) on Sharpness Docks, 
1875, 245 
Cleland (Dr. John) on the anatomy of 
Orthayoriscus niola, the short sunfish, 
1861, 138 ; on a method of craniometry, 
with observations on the varieties of 
form of the human skull, 164 
- on ribs and transverse processes, 
with special relation to the theory of 
the vertebrate skeleton, 1862, 105 
- on the ligamentous action of the 
long muscles in man and other animals, 
1863, hi; on the change of attitude 
which takes place in infants beginning* * 
to walk, 112 
-[Prof. J.] on the epithelium of the 
cornea of the ox in relation to the 
growth of stratified epithelium, 1867, 
100 ; on some points connected with 
the joints and ligaments of the hand, 
ib. ; on the nerves of the cornea, ib. 
-is the Eustachian tube open or shut 
in swallowing? 1868, 113 
-on the interpretation of the limbs 
and lower jaw, 1869, 119 ; the human 
mesocolon illustrated by that of the 
wombat, 120 
* -. on the physical relations of con¬ 
sciousness and the seat of sensation: 
a theory proposed, 1870, 135 
-- preliminary notice of an inquiry into 
the morphology of the brain and the 
function of hearing, 1874, 141 
- Address to the Department of Ana¬ 
tomy and Physiology, 1875, 134 
-on the morphological relations of 
the lower end of the humerus, 1876, 
148 ; *on a hydrocephalic skull, and 
on the duplicity of the temporal ridge, 
149 ; *on a Sooloo skull, 165 
-on the viscera of Gyvmotus electricvs , 
1885, 106 S; on the spiracle of fishes in 
its relation to the head, as developed 
in the higher vertebrates. 1069 ; on the 
tail of the Myxine glutinosa, ib. 
