CONTENTS. 



[The letters in parentheses preceding tlie titles are those used to designate the papers for advance publication.) 



Pago. 



(A) Litholofrio subsurface correlation in the "Bend series" of north-central Texas, liy il. I. fioldman (published 



Mar. 7, 1921 j 1 



(B) Onhaulax, a Tertiary guide fossil, by C. W. Cooke (published Sept. 29, 1921) 23 



(C) Graphic and mechanical computation of thickness of strata and distance to a stratum, by J. 15. Mertie, jr. 



(published Marcli 14. 1922 1 39 



(D) StratiKraphic sections in southwestern Utah and northwestern Arizona, by J. H. Reeside, jr., and Harvey 



Bassler (published March 22, 1922 I .53 



(E) The Byram calcareous marl of Mississipj)!. by C. W. Cooke (published March 17. 1922) 79 



The Foraminifera of the Byram calcareous marl at Byram. Miss., by J. .\. Cushman (published March 17. 



1922 ) 87 



(F) The Foraminifera of the Mint Spring marl member of the Marianna limestone, by J. -V. Cushman (pub- 



lished March 28, 1922) 123 



(G) The flora of the Woodbine sand at Arthurs Bluff, Tex., by E. W. Berry (published March 23. 1922) 1.53 



(H) Geology of the lower Gila region, Ariz., by C. P. Ross (published March 29. 1922 1 183 



(Ii The flora of the Cheyenne sandstone of Kansas, by K. W. Berry (published April 11. 1922) 199 



Index 227 



III 



