GENERAL INDEX. 
121 
Dudle}^, C. Ketley on the Silurian rocks 
and fossils of, 1865, 63 
* - Henry C. Eoper on the physical 
and geographical features of the 
country ten miles round, 1865, 155 
-coal-field, H. Woodward on the 
discovery of a new and very perfect 
Arachnid from the ironstone of the, 
1871, 112 
Duff (M. E. Grant), Address to the Sec¬ 
tion of Economic Science and Statistics, 
1867, 132 ; 1881, 752 
Dufferin (the Lord), report on steam¬ 
ship performance, 1861, 190 ; 1862, 
282 ; 1863, 339 
Duggleby ‘ Howe,’ Rev. E. M. Cole on 
the, 1890, 979 
Dugong, the placentation of the, Prof. 
Sir W. Turner on, 1889, 629 
Dukinfield, W. Fairbairn on the tem¬ 
perature of the earth’s crust, as exhi¬ 
bited by thermometrical returns ob¬ 
tained during the sinking of the deep 
mine at, 1861, 53 
Dumbleton (Rev. Edgar N.) on a 
crannoge in Wales, 1869, 130 
Dumfriesshire, H. A. Nicholson on some 
fossils from the Graptolitic shales of, 
1866, 63 
*Duncan (Dr. P. Martin) on two new 
species of aporose Madreporaria, from 
Guernsey, 1865, 86 
- on the British fossil corals , 1868, 75 ; 
1869, 150 ; 1871, 116 
- on the genus Clisiophyllum, 1868, 
62 ; on cutting and preparing sections 
of Mountain-Limestone corals for photo¬ 
graphing, 1869, 171 ; 1870, 41 ; 1873, 
479 
* -on the age of the human remains 
in the cave of Cro-Magnon in the valley 
of the Vezere, 1869, 130 
* - on the geological changes which 
have occurred since the first traces of 
man in Europe, 1870, 149 
-- on the structure and classification of 
the fossil Crustacea , 1871, 53 ; 1872, 
321 ; 1873, 304 
*--on the motion of protoplasm in the 
fucaceous Algae, 1873, 126 
-Address to the Geological Section, 
1879, 326 
- on the Carboniferous Polyzoa , 18S0, 
76 ; 1881, 161 
- on experiments to determine the 
thermal conductivities of certain rocks , 
1881, 126 
-on Asterosmilia Reedi, a new species 
of coral from the Oligocene of Brocken- 
hurst, Hants, 1881 ,618 
- on the Cretaceous Polyzoa , 1890, 37 S 
--(W. S.), a new method of comparing 
the forms of skulls, 1883, 570 
-evidence as to the scene of man’s 
evolution, and the prospects of proving 
the same bv palaeontological discovery, 
1882, 605 
Dundalk Harbour, J. Neville on the 
means adopted for the improvement of 
the outer navigable channel of, 1874, 
228 
Dundee, Henry Gourlay on the ship¬ 
building at, 1867, 137 
-C. C. Maxwell on the confectionery 
and marmalade trade of, 1867, 143 
-J. G. Orchar on the engineering 
manufacture of, 1867, 144 
--A. J. Warden on the linen manufac¬ 
ture in, 1867, 145 
*-statistics of the social condition of, 
A. Robertson on, 1867, 145 
-— James Yeaman on tfie seal- and 
whale-fishings as prosecuted by the 
North-Sea fleet sailing from, 1867, 148 
Dunn (J. T.) on experiments to determine 
the thermal conductivities of certain 
rocks , 1879, 58 ; 1881, 126 
- abstract of gapers relating to the 
conduction of heat, and a list of authors' 
names and writings on the subject, 1881, 
139 
-- on the present methods cf teaching 
chemistry, 1888, 73 
--- (R.) on the psychological differences 
which exist among the typical races of 
man, 1862, 144 
——- on the influence of civilisation upon 
the development of the brain in the 
different races of man, 1865, 119 
-on some of the bearings of archaeo¬ 
logy upon certain ethnological prob¬ 
lems and researches, 1866, 138 
*--- on the phenomena of life and mind, 
1867, 101 
-on the power of utterance in respect 
to its cerebral bearings and causes, 
1868, 114 
-on ethnic psychology, 1873, 143 
-(T. W.), education: a chapter of 
economics, 1888, 773 
-(W. Matthias) on the relations of 
the Cumberland Coal-field to the Red 
Sandstone, 1863, 68 
*Dunnachie (J.) on fire-brick, 1876, 
63 
Dunnington (Prof. F. P.) on the action 
of sulphuretted hydrogen upon silver, 
1884, 678 
*Duns (Prof. J.), notice of two specimens 
of Echinorhinus taken in the Firth of 
Forth, 1871, 132 ; on the rarer Rap¬ 
torial birds of Scotland, ib. 
Dunstan (Prof. W. R.) on the present 
methods of teaching chemistry, 1888, 73 ; 
1889, 228 : 1890, 265 
- and Thomas S. Dymond on the re¬ 
duction-products of the nitro-paraffins- 
and alkyl nitrites, 1887, 649 
