IT.OSSKR PYi;( )X KNE 20-) 



Page 

 rnossEK. (". S., Discussion of North Aiucriciiii coiitiiu'iir in Ippt'i' i )cv(>iiii- 



time l.y 26, Sit 



— elected Coiuicilor 21, 3 



— , Areiiiorial of 28, TO 



— . I{es<.lntioii of tlianlvs 23, -".l 



— . riicoiifoi-iiiity at tlie base of the P.erea sandstone in Oliio discxissed 



by 26, !><!. !•"> 



I'Koi'TV, W. F. ; Crystalline graphite depesits of Alabama 30. 11- 



marbles of Alabama 26. 104 ; 27. <i-"!. 4.-.T 



--; Further evidence of the asie of the crystalline and semi-crystalline 



rocks in Alabama 30, 1 1-t 



— and SwARTZ, C. K. ; Silurian system of Maryland 27, 89 



I'SF.T'DOTAPIRS of the Xortli American i-Iocene 29, lo2 



I'sYCHOzoic period. Inclusion in the rieislocene of the 30, 149 



Ptkkygoid, epipterysoid. and alisi)henoid. Kel.-itions of 24, 244 



Publication, Report of Committee on 21. 17 



— rules of the Geolo.tiical Society 25. 101 : 30. 1->S 



I'L ERCO fauna compared with other faiuias 25, 387 



— formation 25, 338, 382 



— without equivalent in Europe 25. 396 



PuGET Sound basin. Notes on the pre-CTlacial ideology of the 23, 75 



Pufjliax Hall and Clarke 21, 508 



— l>H!/niis (Martin), Figure showing and description of 21, 508 



Piifjnoides, n. gen 21, 512 



— off Kill ira (White), Figure showing and description of 21, 512 



I'ULASKi shale, Mississippian delta of Virginia 23. 448 



Pulse of life 28, 197 



PuMA-LiKE cats of Rancho La Brea ; J. C. Merriam 29, 161 



PuMPEiXY, R., cited on deposits of eastern China 21, 6.39 



Keweenaw series 27, 94 



— , Reference to work of 28, 738 



Purdue, A. H., Arkansas diamond-bearing peridotite area discussed by.. 



23, 37. 726 



— , Discussion of Colorado glaciation by 35, 32 



Tennessee shale by 28. 207 



— elected chairman session of Saturday, December 30, 1911 33, 49 



— , Geological work in Arkansas of 25, 167 



Tennessee of 25, 168 



— , Memorial and bibliography of 29, 55, 60 



— , Report on Nomenclature of Faults discussed by 24, 49 



PuRGAToiRE formation, Berry and Hang cited on 26, 307 



Pyrotherium beds of Patagonia, I'reliminary discussion of the stratig- 

 raphy and age of the ; Frederick B. Loomis 24, 52, 107 



— fauna. Analysis of 25, 140 



— mammals. Restoration of 25, 139 



Pyroxene-bearing artificial melts, Crystallization of 25, 91 



— , Reference by Watson and Cline to 27, 231 



