INDEX TO VOLUME 21 



815 



Page 



Orton^ EdwaeDj and William H. 

 Sherzer, cited on description of 

 Sylvania sandstone 650 



OsBORN. H. F. ; Anderson's method of 

 photography in vertebrate paleon- 

 tology 75 



— ; Correlation of the Pleistocene of 



Europe and America 75 



— , Discussion on the armor of Stego- 



saurus 75 



Varanosaurus species, a Per- 

 mian Pelycosaur 74 



— ; Paleontologic evidences of adaptive 



radiation 74 



— ; Skull of Tyrannosaurus 75 



Oscillations of Alaskan glaciers ; 



R. S. Tarr anu Lawrence Martin. 

 (Abstract.) 20, 758 



Osteology and relationships of Para- 

 mys and the aflSnities of the Ischy- 

 romyidse ; W. D. Matthews 74 



OsTWALD : Studien iiber die Bildung 

 und Umwandlung fester Korper, 

 Reference to 164 



Ouray and Needle mountain folios of 

 the U. S. Geological Survey, Refer- 

 ence to rock streams of San Juan 

 mountains by 664 



OvERTHRUSTS near Ogden, Utah, Map 



showing 534 



— • of Willard and Ogden canyons, Geo- 

 logic maps showing "537, 538 



Owen, D. D., cited on Saint Peter 



(Ordovician) sandstone 654 



I'ALACHE, Charles ; Fayalite in the 

 granite of Rockport, Massachu- 

 setts. (Abstract. ) 33, 787 



— and C. H. Warren ; Pegmatite in 



granite of Quincv, Massachusetts. 



(Abstract.) .' 33,784 



Paleogeography . Biologic principles of. 73 

 Paleolithic man. Restoration of ; 



R. S. Lull 75 



Paleontologic and stratigraphic ge- 

 ology. Papers on 30, 31 



— evidences of adaptive radiation ; H. 



Fairfield Osborn 74 



climate ; T. W. Stanton and 



David White 73 



recapitulation; E. R. Cum- 



mings and L. Hussakof 74 



— record. Adequacy of the ; R. S. 



Bassler 73 



— standpoint. Continuity of develop- 



ment from the ; T. Wayland 



Vaughn 74 



Paleontological Section, Reference to. 34 



— Society, Constitution and by-laws of 



77-82 



, Election of officers and Council 



for 1910 72 



, First annual meeting of 72 



, Names of organizers of 69 



, Officers and members of 83-86 



— for 1909 of 71 



.Persons not Fellows eligible to. . 16 



— — , Preliminary meeting of 69-72 



, Report of committee on forma- 

 tion of 16 



organization committee of 71,72 



, Secretary's report of the 72 



Paleontology and embryology 74 



ontogeny 74 



phylogeny 74 



— .Contributions from, to morphology. 74 

 — , Evolution and Huxley's prophecy on 296 

 — . Interdependence of stratigraphy 



and ; W. .1. Sinclair and E. O. 



Ulrich 73 



Paleontology, Isolation in 74 



— of man ; S. W. Williston 74 



North America, Fauna of Anti- 



costi new to 678 



— , Photography in vertebrate 75 



Paleozoic brachipods, Rhynchonelll- 



form shells most common type of. . 498 



— ■ systems, II, Revision of 31 



Paragbnesis of minerals ; Austin F. 



Rogers 792 



Paramys and the affinities of the 



Ischyromyidse, Osteology and rela- 

 tionship of 74 



Parastrophia reve>'sa beds, Anticosti 



island 701 



Park City district, near Salt Lake 



City, Reference to work of J. M. 



Boutwell in 518, 534 



Parks, W. A. ; New cystid from the 



Clinton formation of Ontario 76 



Passarge, , cited on desert-leveling 567 



by wind 581 



South African desert plains . . . 



572, 583 

 the South African Inselber- 



glandschaft 592 



Patton, Horace B., Discovery of rock 



streams on Veta peak, Colorado. . . 664 

 — ; Rock streams of Veta mountain, 



Colorado 26, 663-676, 764 



— ; Rock streams of Veta peak, Colo- 

 rado 663-676, 764 



Peak (Veta, Colorado), Rock streams 



of 663-676 



Pebbles : Types formed by the sea, 



rivers, wind, and glaciers ; F. P. 



Gulliver 31 



Pegmatite in the granite of Quincy, 



Massachusetts; petrography (read 



by) C. H. Warren, mineralogical 



(extempore) C. Palache 33,784 



Pelycosaur, Varanosaurus species, a 



Permian 74 



Penck, a., cited on wind scour in dry 



regions 581 



Penhallow, D. p., cited on occurrence 



of interglacial beds In Canada.... 435 



— and Robert T. Jackson ; Phylogeny 



and paleontology 74 



Penrose, R. A. F., Jr. ; Memoir of 

 Persifor Frazer (with bibliogra- 

 phy) 5-12 



Peripheral ranges of Asia and Europe 



190-199 



Permian beds of northern Texas, Char- 

 acter of 250 



— , Chelydrosauria from Texas 75 



— floras in the western "red beds ;" 



David White 75 



— Pelycosaur, Varanosaurus species, a. 74 



— reptiles, New genus of ; S. W. Wil- 



liston 75, 250-283 



— vertebrates. New genera of.. 75,250-283 

 , Explanation of plates . . 



283, 284 



Permo-carbonic conglomerates of south 



Brazil; J. B. Woodworth 30,779 



Perret, Alexis, First scientific obser- 

 vation of Alaskan earthquake by . . 



398, 399 



Petrie, , cited on wind work along 



Isthmus of Suez 581 



"Petrified forests of Arizona," L. F. 



Ward, Reference to 324 



— log natural bridge near Adamana. 



Arizona, Description of and view 



showing, plate 23 323-325 



Pei'rologic, Mineralogic, and Economic 



Section, Papers relating to 32-34 



