870 
Hartley and Seaton Dykes, 237. 
Hatclitfe, plan of the valley near, 163 ; 
section across ravine S.W. of, 164. 
Hebburn Dyke, 231. 
Hemicladodus unicuspidatus, 620. 
Hett Dyke, 228 ; analysis of the rock 
of, 230. 
Hicks, Dr. H., on the Cambrian con- 
glomerates resting upon, and in the 
vicinity of some Pre-Cambrian 
rocks (the so-called intrusive 
masses) in Anglesey and Caernar- 
vonshire, 187 ; 
, Prof. Bonney on some rock- 
specimens collected by, 200. 
, on the Pre-Cambrian rocks of 
Pembrokeshire, with especial refer- 
ence to the St, David’s district, with 
an appendix by Mr. T. Davies, 507. 
High-Green dykes, 239; analyses of 
the rock of, 240. 
High Peake, section through, 258. 
High-Veldt beds, 662, 665. 
Hill, Rev. E., on the rocks of Guernsey, 
with an appendix by Prof. Bonney, 
404. 
Hinde, Dr. G. J., on some fossil Cal- 
cisponges from the well-boring at 
Richmond, 778. 
, on the Receptaculitidee, including 
the genera Jschadites, Murchison 
( Tetragonis, Hichwald), 
spongia, Pengelly, Acanthochonia, 
gen. nov., and eceptaculites, De- 
france, 795. 
Holyhead Archean area, relations of, 
to the Palzeozoic rocks to the east, 
571. 
road, sections near, 574. 
Homersham, Mr. C., on a deep boring 
at Richmond, Surrey, 724. 
Hope Cove to Torcross, Prof. T. G. 
Bonney on the geology of the coast 
from, I. 
Hornblende-andesite, Japanese, 449. 
Hornblende-gabbro, of Guernsey, 410, 
425; analysis of, 412. 
Hornblende-schist of Porthalla, 466 ; 
analysis of, 467. 
Hornblendic rocks of Guernsey, 423, 
425. 
Hornera foliacea, 688. 
frondiculata, 687. 
Hughes, Prof. T. McK., on some 
tracks of terrestrial and freshwater 
animals, 178. 
, on the so-called Spongia para- 
doxica, S. Woodward, from the 
ae and white chalk of Hunstanton, 
Td. 
Sphero- - 
GENERAL INDEX. 
Hulke, J. W., Esq. (President), Ad- 
dress on presenting the Wollaston 
Gold Medal to Prof. A. Gaudry, 
Proc. 30; Address on presenting the 
balance of the Wollaston Donation 
Fund to E. T. Newton, Esq., 30; 
Address on presenting the Murchison 
Medal to Dr. Henry Woodward, 
31; Address on handing the balance 
of the Murchison Geological Fund 
to R. Etheridge, Esq., for trans- 
mission to Martin Simpson, Hsq., 
32; Address on handing the Lyell 
Medal to Prof. W. H. Flower for 
transmission to Dr. Joseph Leidy, 
33; Address on presenting the 
balance of the Lyell Geological 
Fund to Prof. C. Lapworth, 34; 
Address on handing to Prof. Bonney 
a portion of the proceeds of the 
Barlow-Jameson Fund for trans- 
mission to Dr. J. Croll, 35; Address 
on handing to Prof. Seeley a second 
portion of the proceeds of the 
Barlow-Jameson Fund for trans- 
mission to Prof. Leo Lesquereux, 
36; Anniversary Address, February 
15, 1884. Obituary Notices of 
Deceased Fellows :—Prof. Oswald 
Heer, 37; Dr. Joachim Barrande, 
37; Prof. Sven Nilsson, 38; Dr. 
P. Merian, 38; M. H. Coquand, 38. 
Address on the work done by the 
Society during the year 1883, and 
on recent contributions to the 
knowledge of the skeletal anatomy 
of Dinosaurs, 38. 
Hunstanton, Prof. Hughes on the so- 
called’ Spongia paradoxica of the 
red and white chalk of, 273. 
Hymenophyllites (Sphenopteris) quad- 
ridactylites, Mr. Kidston on, 
596. 
Idmonea aldingensis, 696. 
atlantica, 683. 
bifrons, 685. 
— Hochstetteriana, 684. 
— Milneana, 684. 
radians, 684. 
triquetra, 790. 
Iguanodon bernisartensis, skull of, 
Proce. 48. 
Ilmenite in the Whin-Sill rocks, 650. 
Inobolia micula, 779. 
Tron amianthus, Rev. J. M. Mello on 
a specimen of, Proc. 65. 
oxide of the Whin-Sill rocks, 650. 
Irving, Rev. A., on the Dyas (Per- 
mian) and Trias of Central Europe, 
