INDEX TO VOLUME XX 
Edinburgh, The Geology of the Neighbourhood of. By B. N. Peach, 
C. T. Clough, L. W. Hinxman, J. S. Grant Wilson, C. B. Crampton, 
H. B. Maufe, and E. B. Bailey, with contributions by J. Horne, 
W. Gibson, E. M. Anderson, and G. W. Grabham, and petrograph- 
ical chapters by J. S. Flett. Review by A. E. F. 
Editorial : 
Effect of Igneous intrusions, on fhe Aecamulseon of ile in Northe 
eastern Mexico, The. By V. R. Garfias 
Erosion Surface in Idaho, The Old: A Ge By liar Blude: 
welder 
Erosion Surface in dao! An Old: ds Age andl value as a ‘Davin Pl ane. 
By Joseph B. Umpleby . 
Experimentelle Untersuchung einiger binsie Syoreme” von “Silicate 
By P. Lebedew. Review by Albert D. Brokaw 
Fauna of the Moorefield Shale of Arkansas, The. By George H. Girty. 
Review by S. W. BST eee a os 
Feldspath Amphibolite, Ueber die chemische Natur der. By F. 
Loewinson-Lessing. Review by Albert D. Brokaw : 
Fenneman, N. M. Geology and Mineral Resources of the St. one 
Quadrangle, Missouri-Illinois. Review by A. E. F. ; 
Flett, Craig, Wright, Bailey, and Clough. The Geology of Caloncay 
and Oronsay, with Part of the Ross of Mull. Review by Albert 
Johannsen ee 
Foliated Crystalline Rocket ‘The Valve oi Certain Gites for the 
Determination of the Origin of. I. By J. D. Trueman .. 
Foliated Crystalline Rocks, The Value of Certain Criteria for the 
Determination of the Origin of. II. By J. D. Trueman 
Fossil Fish Remains of the Cretaceous, Eocene and Miocene Formations 
of New Jersey, A Description of the. By Henry W. Fowler. 
Review by A. E. F. 
Fowler, Henry W. A Mecennuon af the F el Heh Remains of the 
Cretaceous, Eocene and Miocene Formations of New Jersey. 
Review by A. E. F. : i : : 
Franz Josef Glacier. A Caquanontteal Report on fe! By James 
Mackintosh Bell. Review by A. E. F. 
Garfias, V. R. The Effect of Igneous Intrusions on the Accumulation 
of Oil in Northeastern Mexico Ree aS etn euir ee 
Geochemistry, The Data of. By F. W. Glance: Review by A. D. B. 
Geologic Reconnaissance in Southeastern Seward Peninsula and the 
Norton Bay-Nulato Region, Alaska, A. By Philip S. Smith and 
H. M. Eakin. Review by A. E. F. : 
Geology, History of. By Horace B. Woodward. Review ie W. H. H. 
781 
PAGE 
281 
O73m 
666 
410 
139 
83 
373 
84 
379 
80 
228 
300 
580 
580 
287 
666 
680 
583 
773 
