182 J. STANLEY-BROWN INDEX TO VOLUMES 21 TO 30 



Page 



^Ieanders of stream ^ . . . 29, 79 



Meabs, H. S., Analysis of quartz rock and felsite by 25, 473 



— cited on Diamond Hill quartz deposits 25, 471 



Measurements of geologic time 28, 745 



geological time based on radioactivity 28, 842 



Mechanical composition of clastic sediments 25, 655 



Mechanics of faults ; H. F. Reid 21, 25, 766 



formation of arcuate mountains ; W. H. Hobbs 25, 30 



intrusion of the Black Hills Precambrian granite; Sidney Paige. 27,104 



laccolitbic intrusion ; C. R. Keyes 29, 75 



Medford, Massachusetts, Residual sand at 21, 627 



Median eye in trilobites 27, 146 



Medicine Bow Mountains, Precambrian rocks in 29, 97 



Medina age, Shawangunk formation of 26, 150 



— and Cataract formations of the Siluric of New York and Ontario ; 



Charles Schuchert 25, 277 



— , Cataract, and Clinton, Contacts between 25, 292 



— faama, Fossils of 25, 288, 290 



— ■ formation and Clinton or Sodus shale along the Niagara Gorge, Sec- 

 tion of 24, 461 



, History of the 25, 297 



— ^of Ontario, To what part of the Richmond does it correspond? 23, 83 



— problem ; E. O. Ulrich 24, 107 



— sea, Paleogeography of 25, 295 



— section 25, 306 



— series 27, 534 



— , Tuscarora and Clinch formation and their extension in eastern United 



States 24, 459-467 



Mediterranean region, Ordovicic formations of 27, 581 



Medus.e from Cambrian rocks of British Columbia, Fossil 22, 95 



Meek, F. B., cited on Dakota fauna 26, 347 



Megalocnus and other Cuban ground-sloths ; Carlos de la Torre and 



W. D. Matthew 26, 152 



Meganos group, a newly recognized division in the Eocene of California ; 



B. L. Clark 29, 281 



, Fauna of the 29, 152 



Megascopic character of hypersthene syenite 27, 198 



— — — norite 27, 227 



Mehl, M. G., Title of paper by 25, 135 



Meinzer, O. E., cited on basin terraces of New Mexico 25, 562 



Melanochalcite, Variable composition -of 27, 61 



Melcher, a. F., cited on increase in volume of a column or stratum of 



rock through crushing 26, 186 



Meldrum, H., cited on cyclones 25, 83 



tropical hurricanes 25, 494 



Mell, p. H., Memorial of 30, 43 



Melting curves of orthoclase, Figure showing 2I, 160 



