CONTENTS. xii 
Page 
3. Recent Opinions on the Loess Deposits of the Valley of the Rhine. By 
OME aS EMER UE oF, Otc 93,3 Uaiosciernetew ot shjeonis eins sieamiogePmewed nn caer evevenaeaecsaeeeecs 497 
4. On the former Physical Condition of Glendale, Northumberland. By 
Regi PEL UGHES: «0000 0cscc<cssesennscosrsesonss sasisouasaanesnsscuanaslaalewaesasmee ses 498 
5. On a Conglomerate with Boulders in the Laurentian Rocks of North Uist, 
eOianGn By JAMES PHOMSON, ©<.es.ccesccoscescleinsssesdssecsestecdaecceecesevart 498 
6. On a Coral Atoll on the Shore-line at Arbigland, near Dumfries, Scot- 
land. By James THomson ........ mesenenesuitsdctascecanwec css -auswceew eels esse res 498: 
7. Fourth Report on the British Fossil Polyzoa ...........ccssscssssenecsesceneenes 498 
MONDAY, SEPTEMBER 24. 
1, Ninth Report on the Circulation of the Underground Waters in the Per- 
meable Formations of England, and the Quality and Quantity of the Waters 
supplied to various Towns and Districts from these Formations ............ 499 
2 Report on the Earthquake Phenomena of Japan..............:cccseceseeeeeeseees 499 
3. Preliminary Notice of the Earthquake of 1881 in the Island of Ischia. 
eay ete) J. JOHNSTON-LAVIB, BGS.) .:.ccccasaqcdmisearcrscccstanseas cer etree 499 
4, Preliminary Notice of the Earthquake of July 1888 in the Island of Ischia. 
PeEERE yO OHNSTON DAVIN, BA SSs, os sacaudianacnsea<eshesks soseseceasccebvecsenues 501 
5. Dyas versus Permian. By the Rey. A. Irvine, B.A., B.Sc., F.G.S......... 503 
6. On the Coloration of some Sands, and the Cementation of Siliceous Sand- 
stones. By the Rev. A. Irvine, B.A. B.Sc., F.G.S.  ......cccceececceeeeeeee 504 
7. Ona Boulder from the Chloritic Marl of Ashwell, Herts. By H. Grorcz 
Rape EGR Gh Sud cba dea dase dees cece ee taemat yaa sande Pacnndhices yokn aay net Sees 505 
8. Report on the Fossil Phyllopoda of Paleozoic Rocks..............scces0eeese0e 506 
9. Fourth Report on the Tertiary Flora of the North of Ireland ............... 506 
TUESDAY, SEPTEMBER 25. 
1, On a supposed case of Metamorphism in an Alpine Rock of Carboniferous 
Age. By Professor T. G. Bonney, M.A., FURS, .........cccccescceecesceecens 507 
2. Note on the Nagel-flue of the Rigi and Rossberg. By Professor T. G. 
Bonney, M.A., FLR.S. .....c cc ceceee Saeesrecantes eacisuaecusearecssnssnadeeenae das eee 507 
3. On the Pre-Cambrian Igneous Rocks of St. Dayid’s. By Professor J. F. 
NS AEA, CGE, cca. cow dannadeaactande acne SDE ROROneE SIG BOCR SCEPC IE Mbce reper c 507 
4, On the Geology of the Troad. By J.S. DIDLER .........ceccccssssceneeceeees 508 
5. On the Causes of Change of Climature during Long Periods of Time, and 
of Coincident Changes of Fauna and Flora. By JoHn GuNN........... eee. SOY 
6, Preliminary Note on the further discovery of Vertebrate Footprints in the 
Penrith Sandstone. By GEoRGE VARTY SMITH..........cccccccessseseceeseees 510 
7. Archzastacus Willemesii, a new Genus of Eryonide. By C. SrExce 
BREE, FILS... csscceserensses Beseeptseceeac eeccecesteadterCatren ead anieac an? BAasndesoace 511 
Section D.—BIOLOGY. 
THURSDAY, SEPTEMBER 20. 
Address by Professor E. Ray Lanxester, M.A., F.R.S., F.L.S., President of 
BG: SEU Geos cbc csdiscsecOcsccenasacatacccassccosscecacacesassasteeeeesaes Meine 512 
1. On the Origin and Development of the Rhincceros Group. By W. B. 
SIEOLT ANGE OSBORN Rynresucovsussossecbcvavseeussaccenssdsyfinb eileaes esos évacs 528 
