176 THE FOEAMINIFEEA 



EXPLANATION OF PLATE 9. 



Fig. 



A. Textularia rugosa, Eeuss sp. (after Brady), x 13. 



B. T. complanata , EeiTss sp. (after Chapman). x 16. 



C. Ciineolina 2}('voni(u D'Orbigny. c = peripheral face view, showing 



arrangement of suture lines. Magnified. 



D. Verneuilina spinulosa , Reuss (after Brady), x 40. 



E. Trltaxia, iricarinata, Reuss (Gault specimen, after Chapman), x 24. 



F. Clirysaliduia dimorplia, Brady (after Millett). x 30. 



G. Bifjeuerina ca2oreoliis, D'Orbigny (after Brady). x 10. 



H. B. (Siphoricnerina) Schlumhergeri, Millett. A specimen viewed 

 by transmitted light, to show internal arrangement. x 50. 



I. PavoninaflabeUiformis, D'Orbigny (after Brady). x 30. 



J. Spiroplecta annectens, Parker and Jones sp. (after Brady), x 40. 



K. Gaudrijina rugosa, D'Orbigny (Tertiary specimen, after Hantken). 

 x20. 



L. Valv Ilium pitlceotrocliiis, Ehrenberg sp. Carboniferous limestone, 

 specimen (after Brady), x 24. 



M. CJavulina. coutmniiis, D'Orbigny (after Brady). M, lateral aspect, 

 X 80 ; m, mouth of a larger specimen, x 22. 



N. BiiUiuiiia Pri'sli, Eeuss (a Gault specimen, after Chapman), x 30. 



O. Virgulina Sclireibersiaua, Czjzek (after Brady), x CO. 



P. Bifarina p)07'recta , Brady sp. (after Millett). x 60. 



Q. Bolivina textilarioides, Reuss (after Brady), x 55. 



R. Mimosina hystrix, Millett. x 50. 



S. Pleurostomella subnodosa, Eeuss (after Brady), x 37. 



T. CassiduUna calabra, Seguenza (after Brady), x 37. 



U. C. {Ortlioplecta) clavata, Brady. x 56. 



V. Elirenherginn i)upa, D'Orbigny (after Brady), x 42. 



